# 3 kW Programmable CVCC Supply

## Description

Four\-phase 0\.5–100 V, 0–40 A programmable CV/CC bench supply architecture\. High\-power AC/DC modules and contactors are modeled as off\-board interfaces; the PCB schematic focuses on buck power stages, control, sensing, protection, and auxiliary rails\.

## Project Details

- **Owner:** damien11
- **Created:** 7/21/2026
- **Last Updated:** 7/22/2026
- **Visibility:** Public

## Key Components

### D1 — [STPS80170CW](https://flux.ai/lcsc/stps80170cw~dx70.md)

- Part Type: Schottky Barrier Diodes \(SBD\)
- Substitute Manufacturer Part Number: STPS60100CW
- JLCPCB Part Class: Extended Part
- Package or Case Code: TO\-247\-3\_L15\.9\-W5\.1\-P5\.44\-L
- Manufacturer Part Number: STPS80170CW
- Product Info Url: https://lcsc\.com/product\-detail/Schottky\-Barrier\-Diodes\-SBD\_STMicroelectronics\-STPS80170CW\_C472640\.html
- Manufacturer Name: ST\(意法半导体\)
- Functional Group: Off\-board Supply Interface
- Datasheet URL: https://storage\.googleapis\.com/graviton\-electric\-symbols/document\_assets/lcsc/2410010131\_STMicroelectronics\-STPS80170CW\_C472640\.pdf
- LCSC Part Number: C472640
- Role Details: Reverse bypass diode across off\-board AC/DC supply 1; substitute for missing STPS60100CW
- Role: Reverse Polarity Protection

**Pins:**
- A [pin 3]
- A [pin 1]
- K [pin 2]

### D2 — [STPS80170CW](https://flux.ai/lcsc/stps80170cw~dx70.md)

- Part Type: Schottky Barrier Diodes \(SBD\)
- JLCPCB Part Class: Extended Part
- Substitute Manufacturer Part Number: STPS60100CW
- Package or Case Code: TO\-247\-3\_L15\.9\-W5\.1\-P5\.44\-L
- Manufacturer Part Number: STPS80170CW
- Role Details: Reverse bypass diode across off\-board AC/DC supply 2; substitute for missing STPS60100CW
- Product Info Url: https://lcsc\.com/product\-detail/Schottky\-Barrier\-Diodes\-SBD\_STMicroelectronics\-STPS80170CW\_C472640\.html
- Manufacturer Name: ST\(意法半导体\)
- Role: Reverse Polarity Protection
- Datasheet URL: https://storage\.googleapis\.com/graviton\-electric\-symbols/document\_assets/lcsc/2410010131\_STMicroelectronics\-STPS80170CW\_C472640\.pdf
- LCSC Part Number: C472640
- Functional Group: Off\-board Supply Interface

**Pins:**
- A [pin 3]
- A [pin 1]
- K [pin 2]

### D3 — [STPS80170CW](https://flux.ai/lcsc/stps80170cw~dx70.md)

- Part Type: Schottky Barrier Diodes \(SBD\)
- Role Details: Reverse bypass diode across off\-board AC/DC supply 3; substitute for missing STPS60100CW
- JLCPCB Part Class: Extended Part
- Package or Case Code: TO\-247\-3\_L15\.9\-W5\.1\-P5\.44\-L
- Manufacturer Part Number: STPS80170CW
- Role: Reverse Polarity Protection
- Functional Group: Off\-board Supply Interface
- Product Info Url: https://lcsc\.com/product\-detail/Schottky\-Barrier\-Diodes\-SBD\_STMicroelectronics\-STPS80170CW\_C472640\.html
- Manufacturer Name: ST\(意法半导体\)
- Substitute Manufacturer Part Number: STPS60100CW
- Datasheet URL: https://storage\.googleapis\.com/graviton\-electric\-symbols/document\_assets/lcsc/2410010131\_STMicroelectronics\-STPS80170CW\_C472640\.pdf
- LCSC Part Number: C472640

**Pins:**
- A [pin 3]
- A [pin 1]
- K [pin 2]

### D4 — [STPS80170CW](https://flux.ai/lcsc/stps80170cw~dx70.md)

- Part Type: Schottky Barrier Diodes \(SBD\)
- JLCPCB Part Class: Extended Part
- Package or Case Code: TO\-247\-3\_L15\.9\-W5\.1\-P5\.44\-L
- Manufacturer Part Number: STPS80170CW
- Product Info Url: https://lcsc\.com/product\-detail/Schottky\-Barrier\-Diodes\-SBD\_STMicroelectronics\-STPS80170CW\_C472640\.html
- Substitute Manufacturer Part Number: STPS60100CW
- Manufacturer Name: ST\(意法半导体\)
- Functional Group: Off\-board Supply Interface
- Datasheet URL: https://storage\.googleapis\.com/graviton\-electric\-symbols/document\_assets/lcsc/2410010131\_STMicroelectronics\-STPS80170CW\_C472640\.pdf
- Role: Reverse Polarity Protection
- LCSC Part Number: C472640
- Role Details: Reverse bypass diode across off\-board AC/DC supply 4; substitute for missing STPS60100CW

**Pins:**
- A [pin 3]
- A [pin 1]
- K [pin 2]

### D5 — [ES1D\-13\-F](https://flux.ai/lcsc/es1d-13-f~78o7.md)

- Manufacturer Part Number: ES1D\-13\-F
- Functional Group: Phase 1 Buck
- Package or Case Code: SMA\_L4\.4\-W2\.8\-LS5\.4\-RD
- Manufacturer Name: DIODES\(美台\)
- LCSC Part Number: C110541
- Product Info Url: https://lcsc\.com/product\-detail/Diodes\-Rectifiers\-Hyperfast\_DIODES\_ES1D\-13\-F\_ES1D\-13\-F\_C110541\.html
- Role: Bootstrapping
- Role Details: Phase 1 bootstrap diode feeding UCC27714 HB from 12 V
- Part Type: Diodes \- Fast Recovery Rectifiers
- JLCPCB Part Class: Extended Part
- Datasheet URL: https://storage\.googleapis\.com/graviton\-electric\-symbols/document\_assets/lcsc/2304140030\_Diodes\-Incorporated\-ES1D\-13\-F\_C110541\.pdf

**Pins:**
- A [pin 2]
- K [pin 1]

### D6 — [ES1D\-13\-F](https://flux.ai/lcsc/es1d-13-f~78o7.md)

- Manufacturer Part Number: ES1D\-13\-F
- Package or Case Code: SMA\_L4\.4\-W2\.8\-LS5\.4\-RD
- Manufacturer Name: DIODES\(美台\)
- LCSC Part Number: C110541
- Product Info Url: https://lcsc\.com/product\-detail/Diodes\-Rectifiers\-Hyperfast\_DIODES\_ES1D\-13\-F\_ES1D\-13\-F\_C110541\.html
- Role Details: Phase 2 bootstrap diode feeding UCC27714 HB from 12 V
- Functional Group: Phase 2 Buck
- Role: Bootstrapping
- Part Type: Diodes \- Fast Recovery Rectifiers
- JLCPCB Part Class: Extended Part
- Datasheet URL: https://storage\.googleapis\.com/graviton\-electric\-symbols/document\_assets/lcsc/2304140030\_Diodes\-Incorporated\-ES1D\-13\-F\_C110541\.pdf

**Pins:**
- A [pin 2]
- K [pin 1]

### D7 — [ES1D\-13\-F](https://flux.ai/lcsc/es1d-13-f~78o7.md)

- Manufacturer Part Number: ES1D\-13\-F
- Package or Case Code: SMA\_L4\.4\-W2\.8\-LS5\.4\-RD
- Manufacturer Name: DIODES\(美台\)
- LCSC Part Number: C110541
- Product Info Url: https://lcsc\.com/product\-detail/Diodes\-Rectifiers\-Hyperfast\_DIODES\_ES1D\-13\-F\_ES1D\-13\-F\_C110541\.html
- Role Details: Phase 3 bootstrap diode feeding UCC27714 HB from 12 V
- Functional Group: Phase 3 Buck
- Part Type: Diodes \- Fast Recovery Rectifiers
- JLCPCB Part Class: Extended Part
- Role: Bootstrapping
- Datasheet URL: https://storage\.googleapis\.com/graviton\-electric\-symbols/document\_assets/lcsc/2304140030\_Diodes\-Incorporated\-ES1D\-13\-F\_C110541\.pdf

**Pins:**
- A [pin 2]
- K [pin 1]

### D8 — [ES1D\-13\-F](https://flux.ai/lcsc/es1d-13-f~78o7.md)

- Manufacturer Part Number: ES1D\-13\-F
- Package or Case Code: SMA\_L4\.4\-W2\.8\-LS5\.4\-RD
- Role: Bootstrapping
- Manufacturer Name: DIODES\(美台\)
- LCSC Part Number: C110541
- Product Info Url: https://lcsc\.com/product\-detail/Diodes\-Rectifiers\-Hyperfast\_DIODES\_ES1D\-13\-F\_ES1D\-13\-F\_C110541\.html
- Role Details: Phase 4 bootstrap diode feeding UCC27714 HB from 12 V
- Functional Group: Phase 4 Buck
- Part Type: Diodes \- Fast Recovery Rectifiers
- JLCPCB Part Class: Extended Part
- Datasheet URL: https://storage\.googleapis\.com/graviton\-electric\-symbols/document\_assets/lcsc/2304140030\_Diodes\-Incorporated\-ES1D\-13\-F\_C110541\.pdf

**Pins:**
- A [pin 2]
- K [pin 1]

### J1 — [2EDGRC\-5\.08\-02P\-14\-100A\(H\)](https://flux.ai/lcsc/2edgrc-5p08-02p-14-100ah~8j8h.md)

- Role Details: Off\-board high\-power bus input from series/parallel contactor matrix; verify connector/busbar mechanics
- Manufacturer Part Number: 2EDGRC\-5\.08\-02P\-14\-100A\(H\)
- Role: Power Conversion
- Package or Case Code: CONN\-TH\_2EDGRC\-5\.08\-02P\-14\-100A\-H
- Part Type: Screw terminal
- JLCPCB Part Class: Extended Part
- Product Info Url: https://lcsc\.com/product\-detail/Screw\-terminal\_DEGSON\-2EDGRC\-5\-08\-02P\-14\-100A\-H\_C669314\.html
- Datasheet URL: https://storage\.googleapis\.com/graviton\-electric\-symbols/document\_assets/lcsc/2211091700\_DEGSON\-2EDGRC\-5\-08\-02P\-14\-100A\-H\_C669314\.pdf
- LCSC Part Number: C669314
- Manufacturer Name: DEGSON\(高正/高松\)
- Functional Group: Off\-board Supply Interface

**Pins:**
- 1 [pin 1]
- 2 [pin 2]

### J10 — [09185147904](https://flux.ai/adrian95/09185147904~6ue.md)

- License: https://creativecommons\.org/licenses/by/4\.0/
- Role Details: Programming/debug connector; verify pin count/symbol mismatch before layout
- Manufacturer Name: HARTING
- Functional Group: Controller
- Datasheet URL: https://b2b\.harting\.com/files/download/PRD/PDF\_DS/PDF\_DS\_09185147904\_EN\.pdf
- Part Type: Connector
- Role: Protection
- Manufacturer Part Number: 09185147904

**Pins:**
- 1 [pin 1]
- 10 [pin 10]
- 11 [pin 11]
- 12 [pin 12]
- 13 [pin 13]
- 14 [pin 14]
- 2 [pin 2]
- 3 [pin 3]
- 4 [pin 4]
- 5 [pin 5]
- 6 [pin 6]
- 7 [pin 7]
- 8 [pin 8]
- 9 [pin 9]
- MH1 [pin MH1]
- MH2 [pin MH2]

### J11 — [WJ500V\-5\.08\-2P](https://flux.ai/adrian95/wj500v-5p08-2p~xy7.md)

- Manufacturer Name: Ningbo Kangnex
- Role: Sensing \(Shunt\)
- Connector Type: Terminal Blocks
- Functional Group: Voltage Sense
- Manufacturer Part Number: WJ500V\-5\.08\-2P
- Part Type: Connector
- Datasheet URL: https://datasheet\.lcsc\.com/szlcsc/1912251636\_Ningbo\-Kangnex\-Elec\-WJ500V\-5\-08\-2P\_C8465\.pdf
- Role Details: Remote sense \+/− input; protected by series resistors, filter cap, and clamps

**Pins:**
- 1 [pin 1]
- 2 [pin 2]

### J2 — [2EDGRC\-5\.08\-02P\-14\-100A\(H\)](https://flux.ai/lcsc/2edgrc-5p08-02p-14-100ah~8j8h.md)

- Manufacturer Part Number: 2EDGRC\-5\.08\-02P\-14\-100A\(H\)
- Package or Case Code: CONN\-TH\_2EDGRC\-5\.08\-02P\-14\-100A\-H
- Part Type: Screw terminal
- Role: Power Conversion
- JLCPCB Part Class: Extended Part
- Functional Group: Output Interface
- Product Info Url: https://lcsc\.com/product\-detail/Screw\-terminal\_DEGSON\-2EDGRC\-5\-08\-02P\-14\-100A\-H\_C669314\.html
- Datasheet URL: https://storage\.googleapis\.com/graviton\-electric\-symbols/document\_assets/lcsc/2211091700\_DEGSON\-2EDGRC\-5\-08\-02P\-14\-100A\-H\_C669314\.pdf
- Role Details: Output power connector, 0\.5–100 V and up to 40 A; busbar/stud connector likely required in layout
- LCSC Part Number: C669314
- Manufacturer Name: DEGSON\(高正/高松\)

**Pins:**
- 1 [pin 1]
- 2 [pin 2]

### J3 — [WJ500V\-5\.08\-2P](https://flux.ai/adrian95/wj500v-5p08-2p~xy7.md)

- Functional Group: Auxiliary Rails
- Role Details: 24 V auxiliary input from off\-board RSP\-150\-24 or equivalent
- Manufacturer Name: Ningbo Kangnex
- Connector Type: Terminal Blocks
- Role: Power Conversion
- Manufacturer Part Number: WJ500V\-5\.08\-2P
- Part Type: Connector
- Datasheet URL: https://datasheet\.lcsc\.com/szlcsc/1912251636\_Ningbo\-Kangnex\-Elec\-WJ500V\-5\-08\-2P\_C8465\.pdf

**Pins:**
- 1 [pin 1]
- 2 [pin 2]

### J4 — [1985234](https://flux.ai/adrian95/1985234~oh2.md)

- Manufacturer Name: Phoenix Contact
- Functional Group: Off\-board Contactor Interface
- License: https://creativecommons\.org/licenses/by/4\.0/
- Part Type: Connector
- Package or Case Code: CONN\_1985234
- Role Details: Off\-board contactor coil drive connector bank A
- Voltage Rating: 300V
- Manufacturer Part Number: 1985234
- Role: Switching
- Datasheet URL: https://mm\.digikey\.com/Volume0/opasdata/d220001/medias/docus/2515/COMBICON%20Spring\-Cage%20PCB%20Term\.%20Blocks\.pdf
- Current Rating: 2A

**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
- 4 [pin 4]
- 5 [pin 5]
- 6 [pin 6]

### J5 — [1985234](https://flux.ai/adrian95/1985234~oh2.md)

- Manufacturer Name: Phoenix Contact
- Functional Group: Off\-board Contactor Interface
- License: https://creativecommons\.org/licenses/by/4\.0/
- Role Details: Off\-board contactor coil drive connector bank B
- Role: Switching
- Part Type: Connector
- Package or Case Code: CONN\_1985234
- Voltage Rating: 300V
- Manufacturer Part Number: 1985234
- Datasheet URL: https://mm\.digikey\.com/Volume0/opasdata/d220001/medias/docus/2515/COMBICON%20Spring\-Cage%20PCB%20Term\.%20Blocks\.pdf
- Current Rating: 2A

**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
- 4 [pin 4]
- 5 [pin 5]
- 6 [pin 6]

### J6 — [1985234](https://flux.ai/adrian95/1985234~oh2.md)

- Manufacturer Name: Phoenix Contact
- License: https://creativecommons\.org/licenses/by/4\.0/
- Part Type: Connector
- Role Details: Auxiliary contact feedback signals from off\-board contactor matrix
- Package or Case Code: CONN\_1985234
- Functional Group: Off\-board Contactor Interface
- Voltage Rating: 300V
- Manufacturer Part Number: 1985234
- Datasheet URL: https://mm\.digikey\.com/Volume0/opasdata/d220001/medias/docus/2515/COMBICON%20Spring\-Cage%20PCB%20Term\.%20Blocks\.pdf
- Role: Sensing \(Shunt\)
- Current Rating: 2A

**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
- 4 [pin 4]
- 5 [pin 5]
- 6 [pin 6]

### J7 — [1985234](https://flux.ai/adrian95/1985234~oh2.md)

- Manufacturer Name: Phoenix Contact
- Functional Group: Off\-board Contactor Interface
- License: https://creativecommons\.org/licenses/by/4\.0/
- Part Type: Connector
- Role Details: Auxiliary contact feedback signals from off\-board contactors and AC/DC modules
- Package or Case Code: CONN\_1985234
- Voltage Rating: 300V
- Manufacturer Part Number: 1985234
- Role: Sensing \(Shunt\)
- Datasheet URL: https://mm\.digikey\.com/Volume0/opasdata/d220001/medias/docus/2515/COMBICON%20Spring\-Cage%20PCB%20Term\.%20Blocks\.pdf
- Current Rating: 2A

**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
- 4 [pin 4]
- 5 [pin 5]
- 6 [pin 6]

### J8 — [1985234](https://flux.ai/adrian95/1985234~oh2.md)

- Manufacturer Name: Phoenix Contact
- Functional Group: Off\-board Supply Interface
- License: https://creativecommons\.org/licenses/by/4\.0/
- Part Type: Connector
- Role: Switching
- Package or Case Code: CONN\_1985234
- Role Details: Low\-voltage off\-board control/feedback interface for four AC/DC supplies and current\-share relay wiring
- Voltage Rating: 300V
- Manufacturer Part Number: 1985234
- Datasheet URL: https://mm\.digikey\.com/Volume0/opasdata/d220001/medias/docus/2515/COMBICON%20Spring\-Cage%20PCB%20Term\.%20Blocks\.pdf
- Current Rating: 2A

**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
- 4 [pin 4]
- 5 [pin 5]
- 6 [pin 6]

### J9 — [1864299](https://flux.ai/adrian95/1864299~y8.md)

- License: https://creativecommons\.org/licenses/by/4\.0/
- Role: Isolation
- Manufacturer Part Number: 1864299
- Role Details: CANH/CANL/shield or ground terminal connector
- Datasheet URL: https://www\.phoenixcontact\.com/en\-us/products/printed\-circuit\-board\-terminal\-sptaf\-1\-3\-35\-ll\-1864299?type=pdf
- Part Type: Connector
- Manufacturer Name: Phoenix Contact
- Functional Group: Communications

**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
- 4 [pin 4]
- 5 [pin 5]
- 6 [pin 6]

### Q1 — [IRFB4227PBF](https://flux.ai/adrian95/irfb4227pbf~1fk.md)

- Part Type: Transistor
- Datasheet URL: https://www\.infineon\.com/dgdl/irfb4227pbf\.pdf
- Manufacturer Name: Infineon Technologies
- Role Details: Phase 1 high\-side switch; substitute 200 V MOSFET, validate losses before layout
- Manufacturer Part Number: IRFB4227PBF
- License: https://creativecommons\.org/licenses/by/4\.0/
- Role: Power MOSFET
- Functional Group: Phase 1 Buck
- Substitute Manufacturer Part Number: IPP339N20NM6

**Pins:**
- D [pin 2]
- G [pin 1]
- S [pin 3]

### Q10 — [IRFB4227PBF](https://flux.ai/adrian95/irfb4227pbf~1fk.md)

- Functional Group: Phase 4 Buck
- Part Type: Transistor
- Datasheet URL: https://www\.infineon\.com/dgdl/irfb4227pbf\.pdf
- Manufacturer Name: Infineon Technologies
- Role Details: Phase 4 high\-side switch; substitute 200 V MOSFET
- Role: Power MOSFET
- Substitute Manufacturer Part Number: IPP339N20NM6
- Manufacturer Part Number: IRFB4227PBF
- License: https://creativecommons\.org/licenses/by/4\.0/

**Pins:**
- D [pin 2]
- G [pin 1]
- S [pin 3]

### Q11 — [IRFB4227PBF](https://flux.ai/adrian95/irfb4227pbf~1fk.md)

- Functional Group: Phase 4 Buck
- Role: Power MOSFET
- Part Type: Transistor
- Datasheet URL: https://www\.infineon\.com/dgdl/irfb4227pbf\.pdf
- Manufacturer Name: Infineon Technologies
- Substitute Manufacturer Part Number: IPP339N20NM6
- Manufacturer Part Number: IRFB4227PBF
- License: https://creativecommons\.org/licenses/by/4\.0/
- Role Details: Phase 4 low\-side switch A; substitute 200 V MOSFET

**Pins:**
- D [pin 2]
- G [pin 1]
- S [pin 3]

### Q12 — [IRFB4227PBF](https://flux.ai/adrian95/irfb4227pbf~1fk.md)

- Role: Power MOSFET
- Functional Group: Phase 4 Buck
- Role Details: Phase 4 low\-side switch B; substitute 200 V MOSFET
- Part Type: Transistor
- Datasheet URL: https://www\.infineon\.com/dgdl/irfb4227pbf\.pdf
- Manufacturer Name: Infineon Technologies
- Substitute Manufacturer Part Number: IPP339N20NM6
- Manufacturer Part Number: IRFB4227PBF
- License: https://creativecommons\.org/licenses/by/4\.0/

**Pins:**
- D [pin 2]
- G [pin 1]
- S [pin 3]

### Q13 — [IRFB4227PBF](https://flux.ai/adrian95/irfb4227pbf~1fk.md)

- Role: Power MOSFET
- Functional Group: Bus Brake
- Part Type: Transistor
- Datasheet URL: https://www\.infineon\.com/dgdl/irfb4227pbf\.pdf
- Manufacturer Name: Infineon Technologies
- Manufacturer Part Number: IRFB4227PBF
- License: https://creativecommons\.org/licenses/by/4\.0/
- Role Details: Bus brake switch, threshold\-driven by hardware comparator and controller

**Pins:**
- D [pin 2]
- G [pin 1]
- S [pin 3]

### Q14 — [IRFB4227PBF](https://flux.ai/adrian95/irfb4227pbf~1fk.md)

- Role Details: Output capacitor discharge switch
- Functional Group: Output Discharge
- Role: Power MOSFET
- Part Type: Transistor
- Datasheet URL: https://www\.infineon\.com/dgdl/irfb4227pbf\.pdf
- Manufacturer Name: Infineon Technologies
- Manufacturer Part Number: IRFB4227PBF
- License: https://creativecommons\.org/licenses/by/4\.0/

**Pins:**
- D [pin 2]
- G [pin 1]
- S [pin 3]

### Q2 — [IRFB4227PBF](https://flux.ai/adrian95/irfb4227pbf~1fk.md)

- Functional Group: Phase 1 Buck
- Role Details: Phase 1 low\-side switch A; substitute 200 V MOSFET, validate losses before layout
- Role: Power MOSFET
- Part Type: Transistor
- Datasheet URL: https://www\.infineon\.com/dgdl/irfb4227pbf\.pdf
- Manufacturer Name: Infineon Technologies
- Manufacturer Part Number: IRFB4227PBF
- License: https://creativecommons\.org/licenses/by/4\.0/
- Substitute Manufacturer Part Number: IPP339N20NM6

**Pins:**
- D [pin 2]
- G [pin 1]
- S [pin 3]

### Q3 — [IRFB4227PBF](https://flux.ai/adrian95/irfb4227pbf~1fk.md)

- Role: Power MOSFET
- Role Details: Phase 1 low\-side switch B; substitute 200 V MOSFET, validate current sharing before layout
- Substitute Manufacturer Part Number: IPP339N20NM6
- Part Type: Transistor
- Datasheet URL: https://www\.infineon\.com/dgdl/irfb4227pbf\.pdf
- Manufacturer Name: Infineon Technologies
- Manufacturer Part Number: IRFB4227PBF
- License: https://creativecommons\.org/licenses/by/4\.0/
- Functional Group: Phase 1 Buck

**Pins:**
- D [pin 2]
- G [pin 1]
- S [pin 3]

### Q4 — [IRFB4227PBF](https://flux.ai/adrian95/irfb4227pbf~1fk.md)

- Role: Power MOSFET
- Part Type: Transistor
- Substitute Manufacturer Part Number: IPP339N20NM6
- Datasheet URL: https://www\.infineon\.com/dgdl/irfb4227pbf\.pdf
- Manufacturer Name: Infineon Technologies
- Manufacturer Part Number: IRFB4227PBF
- License: https://creativecommons\.org/licenses/by/4\.0/
- Role Details: Phase 2 high\-side switch; substitute 200 V MOSFET
- Functional Group: Phase 2 Buck

**Pins:**
- D [pin 2]
- G [pin 1]
- S [pin 3]

### Q5 — [IRFB4227PBF](https://flux.ai/adrian95/irfb4227pbf~1fk.md)

- Substitute Manufacturer Part Number: IPP339N20NM6
- Part Type: Transistor
- Datasheet URL: https://www\.infineon\.com/dgdl/irfb4227pbf\.pdf
- Functional Group: Phase 2 Buck
- Manufacturer Name: Infineon Technologies
- Role: Power MOSFET
- Role Details: Phase 2 low\-side switch A; substitute 200 V MOSFET
- Manufacturer Part Number: IRFB4227PBF
- License: https://creativecommons\.org/licenses/by/4\.0/

**Pins:**
- D [pin 2]
- G [pin 1]
- S [pin 3]

### Q6 — [IRFB4227PBF](https://flux.ai/adrian95/irfb4227pbf~1fk.md)

- Part Type: Transistor
- Datasheet URL: https://www\.infineon\.com/dgdl/irfb4227pbf\.pdf
- Substitute Manufacturer Part Number: IPP339N20NM6
- Manufacturer Name: Infineon Technologies
- Role Details: Phase 2 low\-side switch B; substitute 200 V MOSFET
- Role: Power MOSFET
- Functional Group: Phase 2 Buck
- Manufacturer Part Number: IRFB4227PBF
- License: https://creativecommons\.org/licenses/by/4\.0/

**Pins:**
- D [pin 2]
- G [pin 1]
- S [pin 3]

### Q7 — [IRFB4227PBF](https://flux.ai/adrian95/irfb4227pbf~1fk.md)

- Role: Power MOSFET
- Part Type: Transistor
- Role Details: Phase 3 high\-side switch; substitute 200 V MOSFET
- Datasheet URL: https://www\.infineon\.com/dgdl/irfb4227pbf\.pdf
- Functional Group: Phase 3 Buck
- Manufacturer Name: Infineon Technologies
- Substitute Manufacturer Part Number: IPP339N20NM6
- Manufacturer Part Number: IRFB4227PBF
- License: https://creativecommons\.org/licenses/by/4\.0/

**Pins:**
- D [pin 2]
- G [pin 1]
- S [pin 3]

### Q8 — [IRFB4227PBF](https://flux.ai/adrian95/irfb4227pbf~1fk.md)

- Part Type: Transistor
- Datasheet URL: https://www\.infineon\.com/dgdl/irfb4227pbf\.pdf
- Substitute Manufacturer Part Number: IPP339N20NM6
- Role: Power MOSFET
- Role Details: Phase 3 low\-side switch A; substitute 200 V MOSFET
- Manufacturer Name: Infineon Technologies
- Manufacturer Part Number: IRFB4227PBF
- License: https://creativecommons\.org/licenses/by/4\.0/
- Functional Group: Phase 3 Buck

**Pins:**
- D [pin 2]
- G [pin 1]
- S [pin 3]

### Q9 — [IRFB4227PBF](https://flux.ai/adrian95/irfb4227pbf~1fk.md)

- Substitute Manufacturer Part Number: IPP339N20NM6
- Role Details: Phase 3 low\-side switch B; substitute 200 V MOSFET
- Part Type: Transistor
- Role: Power MOSFET
- Datasheet URL: https://www\.infineon\.com/dgdl/irfb4227pbf\.pdf
- Functional Group: Phase 3 Buck
- Manufacturer Name: Infineon Technologies
- Manufacturer Part Number: IRFB4227PBF
- License: https://creativecommons\.org/licenses/by/4\.0/

**Pins:**
- D [pin 2]
- G [pin 1]
- S [pin 3]

### RSH1 — [WSLP3921L3000FEA](https://flux.ai/lcsc/wslp3921l3000fea~ww18.md)

- Package or Case Code: R3920
- Part Type: Resistors
- Resistance: 3mOhm
- LCSC Part Number: C2090353
- Power Rating: 5W
- JLCPCB Part Class: Extended Part
- Role: Sensing \(Shunt\)
- Manufacturer Name: VISHAY\(威世\)
- Functional Group: Phase 1 Buck
- Manufacturer Part Number: WSLP3921L3000FEA
- Role Details: Phase 1 3 mΩ Kelvin shunt after inductor; AMC1306 input source

**Pins:**
- 1 [pin 1]
- 2 [pin 2]

### RSH2 — [WSLP3921L3000FEA](https://flux.ai/lcsc/wslp3921l3000fea~ww18.md)

- Functional Group: Phase 2 Buck
- Package or Case Code: R3920
- Role: Sensing \(Shunt\)
- Resistance: 3mOhm
- Part Type: Resistors
- LCSC Part Number: C2090353
- JLCPCB Part Class: Extended Part
- Power Rating: 5W
- Manufacturer Name: VISHAY\(威世\)
- Role Details: Phase 2 3 mΩ Kelvin shunt after inductor; AMC1306 input source
- Manufacturer Part Number: WSLP3921L3000FEA

**Pins:**
- 1 [pin 1]
- 2 [pin 2]

### RSH3 — [WSLP3921L3000FEA](https://flux.ai/lcsc/wslp3921l3000fea~ww18.md)

- Package or Case Code: R3920
- Resistance: 3mOhm
- Power Rating: 5W
- Part Type: Resistors
- LCSC Part Number: C2090353
- Functional Group: Phase 3 Buck
- JLCPCB Part Class: Extended Part
- Role: Sensing \(Shunt\)
- Role Details: Phase 3 3 mΩ Kelvin shunt after inductor; AMC1306 input source
- Manufacturer Name: VISHAY\(威世\)
- Manufacturer Part Number: WSLP3921L3000FEA

**Pins:**
- 1 [pin 1]
- 2 [pin 2]

### RSH4 — [WSLP3921L3000FEA](https://flux.ai/lcsc/wslp3921l3000fea~ww18.md)

- Package or Case Code: R3920
- Part Type: Resistors
- LCSC Part Number: C2090353
- Resistance: 3mOhm
- JLCPCB Part Class: Extended Part
- Role Details: Phase 4 3 mΩ Kelvin shunt after inductor; AMC1306 input source
- Role: Sensing \(Shunt\)
- Manufacturer Name: VISHAY\(威世\)
- Power Rating: 5W
- Manufacturer Part Number: WSLP3921L3000FEA
- Functional Group: Phase 4 Buck

**Pins:**
- 1 [pin 1]
- 2 [pin 2]

### U1 — [TMS320F280049CPZQR](https://flux.ai/adrian95/tms320f280049cpzqr.md)

- Manufacturer Part Number: TMS320F280049CPZQR
- Manufacturer Name: Texas Instruments
- Role: Digital Power Controller
- Role Details: C2000 MCU with PWM, ADC, SDFM, CAN, and trip\-zone resources for 4\-phase CV/CC supply
- Part Type: Processor
- Functional Group: Controller
- Symbol Style: parametric\-v1
- Datasheet URL: https://storage\.googleapis\.com/graviton\-electric\-symbols/document\_assets/user\-uploaded/e83d5e3b1af627b78c35c220f9a3fbb26824e4b123e276a1adfa6499ca2361c5\.pdf

**Pins:**
- A0B15C15DACA\_OUT [pin 23]
- A10B1C10PGA7\_OF [pin 40]
- A1DACB\_OUT [pin 22]
- A2B6PGA1\_OF [pin 9]
- A3 [pin 10]
- A4B8PGA2\_OF [pin 36]
- A5 [pin 35]
- A6PGA5\_OF [pin 6]
- A8PGA6\_OF [pin 37]
- A9 [pin 38]
- B0 [pin 41]
- B2C6PGA3\_OF [pin 7]
- B3VDAC [pin 8]
- B4C8PGA4\_OF [pin 39]
- C0 [pin 19]
- C1 [pin 29]
- C14 [pin 44]
- C2 [pin 21]
- C3PGA4\_IN [pin 31]
- C4 [pin 17]
- C5PGA6\_IN [pin 28]
- FLT1 [pin 49]
- FLT2 [pin 48]
- GPIO0 [pin 79]
- GPIO1 [pin 78]
- GPIO10 [pin 93]
- GPIO11 [pin 52]
- GPIO12 [pin 51]
- GPIO13 [pin 50]
- GPIO14 [pin 96]
- GPIO15 [pin 95]
- GPIO16 [pin 54]
- GPIO17 [pin 55]
- GPIO18\_X2 [pin 68]
- GPIO2 [pin 77]
- GPIO22\_VFBSW [pin 83]
- GPIO23\_VSW [pin 81]
- GPIO24 [pin 56]
- GPIO25 [pin 57]
- GPIO26 [pin 58]
- GPIO27 [pin 59]
- GPIO28 [pin 1]
- GPIO29 [pin 100]
- GPIO3 [pin 76]
- GPIO30 [pin 98]
- GPIO31 [pin 99]
- GPIO32 [pin 64]
- GPIO33 [pin 53]
- GPIO34 [pin 94]
- GPIO35/TDI [pin 63]
- GPIO37/TDO [pin 61]
- GPIO39 [pin 91]
- GPIO4 [pin 75]
- GPIO40 [pin 85]
- GPIO5 [pin 89]
- GPIO56 [pin 65]
- GPIO57 [pin 66]
- GPIO58 [pin 67]
- GPIO59 [pin 92]
- GPIO6 [pin 97]
- GPIO7 [pin 84]
- GPIO8 [pin 74]
- GPIO9 [pin 90]
- PGA1\_GND [pin 14]
- PGA1\_IN [pin 18]
- PGA2\_GNDPGA4\_GNDPGA6\_GND [pin 32]
- PGA2\_IN [pin 30]
- PGA3\_GND [pin 15]
- PGA3\_IN [pin 20]
- PGA5\_GND [pin 13]
- PGA5\_IN [pin 16]
- PGA7\_GND [pin 42]
- PGA7\_IN [pin 43]
- TCK [pin 60]
- TMS [pin 62]
- VDD\_1 [pin 4]
- VDD\_2 [pin 46]
- VDD\_3 [pin 71]
- VDD\_4 [pin 87]
- VDDA\_1 [pin 11]
- VDDA\_2 [pin 34]
- VDDIO\_1 [pin 3]
- VDDIO\_2 [pin 47]
- VDDIO\_3 [pin 70]
- VDDIO\_4 [pin 88]
- VDDIO\_SW [pin 80]
- VREFHIA [pin 25]
- VREFHIBVREFHIC [pin 24]
- VREFLOA [pin 27]
- VREFLOBVREFLOC [pin 26]
- VREGENZ [pin 73]
- VSS\_1 [pin 5]
- VSS\_2 [pin 45]
- VSS\_3 [pin 72]
- VSS\_4 [pin 86]
- VSS\_SW [pin 82]
- VSSA\_1 [pin 12]
- VSSA\_2 [pin 33]
- X1 [pin 69]
- XRSN [pin 2]

### U10 — [HTB50\-TP](https://flux.ai/lcsc/htb50-tp~xwq.md)

- Functional Group: Total Current Sense
- Package or Case Code: SENSORM\-TH\_HTB50\-TP
- Role Details: Total output current Hall sensor substitute for HOB 50\-P; verify bandwidth/mechanics before layout
- JLCPCB Part Class: Extended Part
- Role: Sensing \(Shunt\)
- Manufacturer Name: LEM\(莱姆\)
- Part Type: Current Sensors
- Substitute Manufacturer Part Number: HOB 50\-P
- Manufacturer Part Number: HTB50\-TP
- LCSC Part Number: C454774

**Pins:**
- 10 [pin 10]
- 5 [pin 5]
- 6 [pin 6]
- 7 [pin 7]
- 8 [pin 8]
- 9 [pin 9]
- OUTPUT [pin 3]
- OV [pin 4]
- VC\- [pin 2]
- VC\+ [pin 1]

### U11 — [TLV3201AIDBVR](https://flux.ai/lcsc/tlv3201aidbvr~25z0.md)

- Supply Voltage: 2\.7 \~ 5\.5V
- Package or Case Code: SOT\-23\-5\_L3\.0\-W1\.7\-P0\.95\-LS2\.8\-BR
- Manufacturer Name: TI\(德州仪器\)
- Product Info Url: https://lcsc\.com/product\-detail/Analog\-Comparators\_TI\_TLV3201AIDBVR\_TLV3201AIDBVR\_C105188\.html
- Manufacturer Part Number: TLV3201AIDBVR
- Role: Protection
- Role Details: Fast comparator for independent total\-current trip into C2000 ePWM trip input
- Datasheet URL: https://www\.lcsc\.com/datasheet/lcsc\_datasheet\_2304140030\_Texas\-Instruments\-TLV3201AIDBVR\_C105188\.pdf
- LCSC Part Number: C105188
- Functional Group: Protection
- Supply Current: 40uA
- Part Type: Comparators
- JLCPCB Part Class: Extended Part
- Operating Temperature: \-40°C \~ 125°C

**Pins:**
- GND [pin 2]
- IN\- [pin 4]
- IN\+ [pin 3]
- OUT [pin 1]
- VCC [pin 5]

### U12 — [ADS131M08IPBSR](https://flux.ai/adrian95/ads131m08ipbsr~u40.md)

- Role: Sensing \(Shunt\)
- Manufacturer Name: Texas Instruments
- Role Details: Precision telemetry ADC for output voltage/current, phase currents, bus voltage, and temperature
- Functional Group: Precision Monitoring
- Part Type: Integrated Circuit
- Datasheet URL: https://www\.ti\.com/lit/ds/symlink/ads131m08\.pdf
- License: https://creativecommons\.org/licenses/by/4\.0/
- Manufacturer Part Number: ADS131M08IPBSR

**Pins:**
- \~CS [pin 17]
- \~DRDY [pin 18]
- \~SYNC\~/\~RESET [pin 16]
- AGND\_1 [pin 13]
- AGND\_2 [pin 28]
- AIN0N [pin 30]
- AIN0P [pin 29]
- AIN1N [pin 31]
- AIN1P [pin 32]
- AIN2N [pin 2]
- AIN2P [pin 1]
- AIN3N [pin 3]
- AIN3P [pin 4]
- AIN4N [pin 6]
- AIN4P [pin 5]
- AIN5N [pin 7]
- AIN5P [pin 8]
- AIN6N [pin 10]
- AIN6P [pin 9]
- AIN7N [pin 11]
- AIN7P [pin 12]
- AVDD [pin 15]
- CAP [pin 24]
- DGND [pin 25]
- DIN [pin 21]
- DOUT [pin 20]
- DVDD [pin 26]
- NC [pin 27]
- REFIN [pin 14]
- SCLK [pin 19]
- XTAL1/CLKIN [pin 23]
- XTAL2 [pin 22]

### U13 — [OPA192IDBVR](https://flux.ai/lcsc/opa192idbvr~l79d.md)

- Manufacturer Name: TI\(德州仪器\)
- Product Info Url: https://lcsc\.com/product\-detail/Precision\-OpAmps\_TI\_OPA192IDBVR\_OPA192IDBVR\_C139648\.html
- Package or Case Code: SOT\-23\-5\_L3\.0\-W1\.7\-P0\.95\-LS2\.8\-BL
- Manufacturer Part Number: OPA192IDBVR
- LCSC Part Number: C139648
- Part Type: Precision OpAmps
- Datasheet URL: https://storage\.googleapis\.com/graviton\-electric\-symbols/document\_assets/lcsc/1809251741\_Texas\-Instruments\-OPA192IDBVR\_C139648\.pdf
- Role Details: Remote\-sense divider buffer/gain stage with relay\-selected gain in later revision
- JLCPCB Part Class: Extended Part
- Functional Group: Voltage Sense
- Role: Amplification

**Pins:**
- IN\- [pin 4]
- IN\+ [pin 3]
- OUT [pin 1]
- V\- [pin 2]
- V\+ [pin 5]

### U14 — [LM76003RNPR](https://flux.ai/lcsc/lm76003rnpr~87l4.md)

- Role: Power Conversion
- Role Details: 12 V rail buck from 24 V auxiliary input; sizing basis is gate driver and protection loads
- Part Type: DC\-DC Converters
- Datasheet URL: https://storage\.googleapis\.com/graviton\-electric\-symbols/document\_assets/lcsc/2410010131\_Texas\-Instruments\-LM76003RNPR\_C470958\.pdf
- Product Info Url: https://lcsc\.com/product\-detail/DC\-DC\-Converters\_Texas\-Instruments\-Texas\-Instruments\-LM76003RNPR\_C470958\.html
- JLCPCB Part Class: Extended Part
- Functional Group: Auxiliary Rails
- LCSC Part Number: C470958
- Manufacturer Part Number: LM76003RNPR
- Manufacturer Name: TI\(德州仪器\)
- Package or Case Code: WQFN\-30\_L6\.0\-W4\.0\-P0\.50\-BL\-EP

**Pins:**
- AGND [pin 15]
- AGND [pin 14]
- AGND [pin 13]
- BIAS [pin 9]
- BOOT [pin 6]
- EN [pin 18]
- EP [pin 31]
- FB [pin 12]
- NC [pin 7]
- NC [pin 30]
- NC [pin 23]
- NC [pin 28]
- NC [pin 27]
- NC [pin 19]
- NC [pin 29]
- PGND [pin 24]
- PGND [pin 25]
- PGND [pin 26]
- PGOOD [pin 16]
- PVIN [pin 22]
- PVIN [pin 21]
- PVIN [pin 20]
- RT [pin 10]
- SS/TRK [pin 11]
- SW [pin 2]
- SW [pin 4]
- SW [pin 5]
- SW [pin 1]
- SW [pin 3]
- SYNC/MODE [pin 17]
- VCC [pin 8]

### U15 — [LM76002RNPT](https://flux.ai/adrian95/lm76002rnpt~uns.md)

- Datasheet URL: https://www\.ti\.com/lit/ds/symlink/lm76002\.pdf
- Part Type: Integrated Circuit
- Role Details: 5 V rail buck from 24 V auxiliary input; feeds sensors, ADC analog, isolated sensor supply input
- Role: Power Conversion
- License: https://creativecommons\.org/licenses/by/4\.0/
- Manufacturer Part Number: LM76002RNPT
- Functional Group: Auxiliary Rails
- Manufacturer Name: Texas Instruments Inc\.

**Pins:**
- AGND\_1 [pin 13]
- AGND\_2 [pin 14]
- AGND\_3 [pin 15]
- BIAS [pin 9]
- BOOT [pin 6]
- DAP [pin 31]
- EN [pin 18]
- FB [pin 12]
- NC\_1 [pin 7]
- NC\_2 [pin 19]
- NC\_3 [pin 23]
- NC\_4 [pin 27]
- NC\_5 [pin 28]
- NC\_6 [pin 29]
- NC\_7 [pin 30]
- PGND\_1 [pin 24]
- PGND\_2 [pin 25]
- PGND\_3 [pin 26]
- PGOOD [pin 16]
- PVIN\_1 [pin 20]
- PVIN\_2 [pin 21]
- PVIN\_3 [pin 22]
- RT [pin 10]
- SS/TRK [pin 11]
- SW\_1 [pin 1]
- SW\_2 [pin 2]
- SW\_3 [pin 3]
- SW\_4 [pin 4]
- SW\_5 [pin 5]
- SYNC/MODE [pin 17]
- VCC [pin 8]

### U16 — [TPS7A2033PDBVR](https://flux.ai/lcsc/tps7a2033pdbvr~89ay.md)

- Datasheet URL: https://www\.lcsc\.com/datasheet/C2862740\.pdf?spm=wm\.sxq\.inf\.ggs&lcsc\_vid=FlkNBAIDRQULVABfFAVZBgZVFVZYBgZSQ1NeBVIFQlExVlNRTlhaVFZURllbUzsOAxUeFF5JWBYZEEoKFBINSQcJGk4dAgUUFAk%3D
- Manufacturer Name: TI\(德州仪器\)
- License: https://creativecommons\.org/licenses/by/4\.0/
- Package or Case Code: SOT\-23\-5\_L2\.9\-W1\.6\-P0\.95\-LS2\.8\-BR
- Role Details: 3\.3 V logic rail from 5 V; verify thermal dissipation after final current budget
- Manufacturer Part Number: TPS7A2033PDBVR
- LCSC Part Number: C2862740
- Functional Group: Auxiliary Rails
- JLCPCB Part Class: Extended Part
- Role: Power Conversion
- Symbol Style: parametric\-v1
- Part Type: Power Management

**Pins:**
- EN [pin 3]
- GND [pin 2]
- IN [pin 1]
- NC [pin 4]
- OUT [pin 5]

### U17 — [ISO1042DWR](https://flux.ai/lcsc/iso1042dwr~zue.md)

- Functional Group: Communications
- Role Details: Isolated CAN interface for host control/telemetry
- Manufacturer Name: TI\(德州仪器\)
- Role: Isolation
- Manufacturer Part Number: ISO1042DWR
- LCSC Part Number: C1848126
- Package or Case Code: SOIC\-16\_L10\.3\-W7\.5\-P1\.27\-LS10\.3\-BL
- JLCPCB Part Class: Extended Part

**Pins:**
- CANH [pin 13]
- CANL [pin 12]
- GND1 [pin 8]
- GND1 [pin 2]
- GND2 [pin 10]
- GND2 [pin 9]
- GND2 [pin 15]
- NC [pin 7]
- NC [pin 14]
- NC [pin 4]
- NC [pin 6]
- RXD [pin 5]
- TXD [pin 3]
- VCC1 [pin 1]
- VCC2 [pin 16]
- VCC2 [pin 11]

### U18 — [TPS3431SQDRBRQ1](https://flux.ai/lcsc/tps3431sqdrbrq1~9i5d.md)

- Role: Protection
- Role Details: External watchdog/reset supervisor for C2000 fault containment; automotive Q1 variant used to avoid defective TPS3431SDRBR footprint overlap
- Manufacturer Part Number: TPS3431SQDRBRQ1
- JLCPCB Part Class: Extended Part
- LCSC Part Number: C2878091
- Functional Group: Protection
- Package or Case Code: HVSON\-8\_L3\.0\-W3\.0\-P0\.65\-BL\-EP
- Manufacturer Name: TI\(德州仪器\)
- Part Type: Monitors & Reset Circuits

**Pins:**
- \~\{WDO\} [pin 7]
- CWD [pin 2]
- EN [pin 3]
- ENOUT [pin 8]
- EP [pin 9]
- GND [pin 4]
- SET1 [pin 5]
- VDD [pin 1]
- WDI [pin 6]

### U19 — [NXE1S0505MC\-R13](https://flux.ai/vasyl/nxe1s0505mc-r13~a4q.md)

- Functional Group: Current Sense Isolation
- Part Type: Integrated Circuit
- Datasheet URL: https://www\.murata\.com/products/productdata/8807031865374/kdc\-nxe1\.pdf
- Manufacturer Name: Murata Power Solutions Inc\.
- Manufacturer Part Number: NXE1S0505MC\-R13
- Role Details: 5 V to isolated 5 V converter for phase\-current modulator high\-side domain
- Role: Isolation

**Pins:**
- \-VIN [pin 1]
- \-VOUT [pin 7]
- \+VIN [pin 3]
- \+VOUT [pin 8]
- NC [pin 14]

### U2 — [UCC27714D](https://flux.ai/kicad-part-library/ucc27714d~tms.md)

- Role Details: Phase 1 half\-bridge bootstrap gate driver
- Manufacturer Part Number: UCC27714D
- Package or Case Code: SOIC\-14\_3\.9x8\.7mm\_P1\.27mm
- Manufacturer Name: Texas Instruments Inc\.
- Functional Group: Phase 1 Buck
- Role: Gate Driver
- Datasheet URL: http://www\.ti\.com/lit/ds/symlink/ucc27714\.pdf

**Pins:**
- COM [pin 5]
- EN/NC [pin 4]
- HB [pin 13]
- HI [pin 1]
- HO [pin 12]
- HS [pin 11]
- LI [pin 2]
- LO [pin 6]
- NC [pin 8]
- NC [pin 10]
- NC [pin 14]
- NC [pin 9]
- VDD [pin 7]
- VSS [pin 3]

### U20 — [TPL9202PWP](https://flux.ai/adrian95/tpl9202pwp~1za.md)

- Role: Switching
- Datasheet URL: https://www\.ti\.com/lit/ds/symlink/tpl9202\.pdf
- Part Type: Integrated Circuit
- Manufacturer Name: Texas Instruments
- Manufacturer Part Number: TPL9202PWP
- Role Details: Low\-side driver bank A for off\-board contactor coils; verify GX11 coil current before finalizing
- License: https://creativecommons\.org/licenses/by/4\.0/
- Functional Group: Off\-board Contactor Interface

**Pins:**
- \~RST [pin 14]
- 5V\_OUT [pin 18]
- BO [pin 20]
- BO\_OUTZ [pin 1]
- EN1 [pin 12]
- EP [pin 21]
- GND [pin 10]
- MOSI [pin 15]
- NC [pin 11]
- NCS [pin 16]
- OUT1 [pin 2]
- OUT2 [pin 3]
- OUT3 [pin 4]
- OUT4 [pin 5]
- OUT5 [pin 6]
- OUT6 [pin 7]
- OUT7 [pin 8]
- OUT8 [pin 9]
- RDELAY [pin 13]
- SCLK [pin 17]
- VIN [pin 19]

### U21 — [TPL9202PWP](https://flux.ai/adrian95/tpl9202pwp~1za.md)

- Role Details: Low\-side driver bank B for off\-board contactor coils and auxiliary relays; verify coil current before finalizing
- Datasheet URL: https://www\.ti\.com/lit/ds/symlink/tpl9202\.pdf
- Part Type: Integrated Circuit
- Manufacturer Name: Texas Instruments
- Manufacturer Part Number: TPL9202PWP
- License: https://creativecommons\.org/licenses/by/4\.0/
- Functional Group: Off\-board Contactor Interface
- Role: Switching

**Pins:**
- \~RST [pin 14]
- 5V\_OUT [pin 18]
- BO [pin 20]
- BO\_OUTZ [pin 1]
- EN1 [pin 12]
- EP [pin 21]
- GND [pin 10]
- MOSI [pin 15]
- NC [pin 11]
- NCS [pin 16]
- OUT1 [pin 2]
- OUT2 [pin 3]
- OUT3 [pin 4]
- OUT4 [pin 5]
- OUT5 [pin 6]
- OUT6 [pin 7]
- OUT7 [pin 8]
- OUT8 [pin 9]
- RDELAY [pin 13]
- SCLK [pin 17]
- VIN [pin 19]

### U3 — [UCC27714D](https://flux.ai/kicad-part-library/ucc27714d~tms.md)

- Manufacturer Part Number: UCC27714D
- Role: Gate Driver
- Package or Case Code: SOIC\-14\_3\.9x8\.7mm\_P1\.27mm
- Manufacturer Name: Texas Instruments Inc\.
- Datasheet URL: http://www\.ti\.com/lit/ds/symlink/ucc27714\.pdf
- Role Details: Phase 2 half\-bridge bootstrap gate driver
- Functional Group: Phase 2 Buck

**Pins:**
- COM [pin 5]
- EN/NC [pin 4]
- HB [pin 13]
- HI [pin 1]
- HO [pin 12]
- HS [pin 11]
- LI [pin 2]
- LO [pin 6]
- NC [pin 8]
- NC [pin 10]
- NC [pin 14]
- NC [pin 9]
- VDD [pin 7]
- VSS [pin 3]

### U4 — [UCC27714D](https://flux.ai/kicad-part-library/ucc27714d~tms.md)

- Manufacturer Part Number: UCC27714D
- Role: Gate Driver
- Role Details: Phase 3 half\-bridge bootstrap gate driver
- Package or Case Code: SOIC\-14\_3\.9x8\.7mm\_P1\.27mm
- Manufacturer Name: Texas Instruments Inc\.
- Datasheet URL: http://www\.ti\.com/lit/ds/symlink/ucc27714\.pdf
- Functional Group: Phase 3 Buck

**Pins:**
- COM [pin 5]
- EN/NC [pin 4]
- HB [pin 13]
- HI [pin 1]
- HO [pin 12]
- HS [pin 11]
- LI [pin 2]
- LO [pin 6]
- NC [pin 8]
- NC [pin 10]
- NC [pin 14]
- NC [pin 9]
- VDD [pin 7]
- VSS [pin 3]

### U5 — [UCC27714D](https://flux.ai/kicad-part-library/ucc27714d~tms.md)

- Manufacturer Part Number: UCC27714D
- Package or Case Code: SOIC\-14\_3\.9x8\.7mm\_P1\.27mm
- Manufacturer Name: Texas Instruments Inc\.
- Datasheet URL: http://www\.ti\.com/lit/ds/symlink/ucc27714\.pdf
- Functional Group: Phase 4 Buck
- Role: Gate Driver
- Role Details: Phase 4 half\-bridge bootstrap gate driver

**Pins:**
- COM [pin 5]
- EN/NC [pin 4]
- HB [pin 13]
- HI [pin 1]
- HO [pin 12]
- HS [pin 11]
- LI [pin 2]
- LO [pin 6]
- NC [pin 8]
- NC [pin 10]
- NC [pin 14]
- NC [pin 9]
- VDD [pin 7]
- VSS [pin 3]

### U6 — [AMC1306M05DWVR](https://flux.ai/lcsc/amc1306m05dwvr~fz2x.md)

- JLCPCB Part Class: Extended Part
- Role Details: ±50 mV isolated shunt modulator for Phase 1 SDFM current loop
- Role: Isolation
- Manufacturer Name: TI\(德州仪器\)
- Package or Case Code: SOIC\-8\_L7\.5\-W5\.9\-P1\.27\-LS11\.5\-BL
- Manufacturer Part Number: AMC1306M05DWVR
- LCSC Part Number: C701717
- Part Type: Analog To Digital Converters \(ADCs\)
- Functional Group: Phase 1 Current Sense

**Pins:**
- AGND [pin 4]
- AINN [pin 3]
- AINP [pin 2]
- AVDD [pin 1]
- CLKIN [pin 7]
- DGND [pin 5]
- DOUT [pin 6]
- DVDD [pin 8]

### U7 — [AMC1306M05DWVR](https://flux.ai/lcsc/amc1306m05dwvr~fz2x.md)

- Role: Isolation
- JLCPCB Part Class: Extended Part
- Manufacturer Name: TI\(德州仪器\)
- Package or Case Code: SOIC\-8\_L7\.5\-W5\.9\-P1\.27\-LS11\.5\-BL
- Functional Group: Phase 2 Current Sense
- Manufacturer Part Number: AMC1306M05DWVR
- LCSC Part Number: C701717
- Role Details: ±50 mV isolated shunt modulator for Phase 2 SDFM current loop
- Part Type: Analog To Digital Converters \(ADCs\)

**Pins:**
- AGND [pin 4]
- AINN [pin 3]
- AINP [pin 2]
- AVDD [pin 1]
- CLKIN [pin 7]
- DGND [pin 5]
- DOUT [pin 6]
- DVDD [pin 8]

### U8 — [AMC1306M05DWVR](https://flux.ai/lcsc/amc1306m05dwvr~fz2x.md)

- JLCPCB Part Class: Extended Part
- Role Details: ±50 mV isolated shunt modulator for Phase 3 SDFM current loop
- Functional Group: Phase 3 Current Sense
- Manufacturer Name: TI\(德州仪器\)
- Role: Isolation
- Package or Case Code: SOIC\-8\_L7\.5\-W5\.9\-P1\.27\-LS11\.5\-BL
- Manufacturer Part Number: AMC1306M05DWVR
- LCSC Part Number: C701717
- Part Type: Analog To Digital Converters \(ADCs\)

**Pins:**
- AGND [pin 4]
- AINN [pin 3]
- AINP [pin 2]
- AVDD [pin 1]
- CLKIN [pin 7]
- DGND [pin 5]
- DOUT [pin 6]
- DVDD [pin 8]

### U9 — [AMC1306M05DWVR](https://flux.ai/lcsc/amc1306m05dwvr~fz2x.md)

- Role Details: ±50 mV isolated shunt modulator for Phase 4 SDFM current loop
- JLCPCB Part Class: Extended Part
- Role: Isolation
- Manufacturer Name: TI\(德州仪器\)
- Package or Case Code: SOIC\-8\_L7\.5\-W5\.9\-P1\.27\-LS11\.5\-BL
- Functional Group: Phase 4 Current Sense
- Manufacturer Part Number: AMC1306M05DWVR
- LCSC Part Number: C701717
- Part Type: Analog To Digital Converters \(ADCs\)

**Pins:**
- AGND [pin 4]
- AINN [pin 3]
- AINP [pin 2]
- AVDD [pin 1]
- CLKIN [pin 7]
- DGND [pin 5]
- DOUT [pin 6]
- DVDD [pin 8]

*The full schematic, PCB layout, bill of materials, and interactive design are available at [https://flux\.ai/damien11/3\-kw\-programmable\-cvcc\-supply\~aw](https://flux.ai/damien11/3-kw-programmable-cvcc-supply~aw).*

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*Generated from [https://flux\.ai/damien11/3\-kw\-programmable\-cvcc\-supply\~aw](https://flux.ai/damien11/3-kw-programmable-cvcc-supply~aw)*