# Important Amaranth Replicator
## Description
Battery-Powered 2-Layer LM358 Analog Replicator PCB with Dual-Gain Edge Potentiometer and Solid 12 V Ground Plane
## Project Details
- **Owner:** sm7tjc
- **Created:** 1/6/2026
- **Last Updated:** 1/6/2026
- **Visibility:** Public
- **Part Type:** Integrated Circuit
- **Stackup:** Standard 2 Layer
- **Power Requirements:** Battery
- **Board width mm:** 64.5mm
- **Diode Type Mix:** SMD Schottky + Signal + Zener
- **Domain:** Consumer Electronics
- **System Architecture:** flowchart TD
BatteryPower["Battery Power"] --> PowerDistribution["Power Distribution"]
PowerDistribution --> OpAmpChannels["Op-Amp Channels"]
PowerDistribution --> IO["I/O"]
- **Potentiometer Arrangement:** Edge-Aligned Dual Pots
- **DP1 footprint height mm:** 31mm
- **Connector Placement:** Opposite Board Edges
- **Layers:** 2
- **Board height mm:** 41mm
- **Connector width mm:** 54.5mm
- **License:** http://solderpad.org/licenses/SHL-2.1/
- **Connector Width:** 54.5mm
- **Op-Amp Package:** SOIC-8 LM358
- **Ground Strategy:** Solid Ground Plane
## Key Components
### D1 — [SK34](https://www.flux.ai/lcsc/sk34~j7kt.md)
- LCSC Part Number: C2992093
- Manufacturer Part Number: SK34
- Package: SMB_L4.3-W3.6-LS5.3-RD
- Package or Case Code: SMB_L4.3-W3.6-LS5.3-RD
- JLCPCB Part Class: Extended Part
- Part Type: Schottky Barrier Diodes (SBD)
- Manufacturer Name: 星海
- Role: Reverse Polarity Protection
- Role Details: Reverse polarity protection for power input
**Pins:**
- A [pin 2]
- C [pin 1]
### D10 — [SK34](https://www.flux.ai/lcsc/sk34~j7kt.md)
- Package or Case Code: SMB_L4.3-W3.6-LS5.3-RD
- JLCPCB Part Class: Extended Part
- Role Details: Schottky barrier diode
- Package: SMB_L4.3-W3.6-LS5.3-RD
- Manufacturer Name: 星海
- Part Type: Schottky Barrier Diodes (SBD)
- Role: Rectification
- LCSC Part Number: C2992093
- Manufacturer Part Number: SK34
**Pins:**
- A [pin 2]
- C [pin 1]
### D11 — [SK34](https://www.flux.ai/lcsc/sk34~j7kt.md)
- Role Details: Schottky barrier diode
- Manufacturer Part Number: SK34
- LCSC Part Number: C2992093
- Role: Rectification
- Part Type: Schottky Barrier Diodes (SBD)
- Manufacturer Name: 星海
- JLCPCB Part Class: Extended Part
- Package or Case Code: SMB_L4.3-W3.6-LS5.3-RD
- Package: SMB_L4.3-W3.6-LS5.3-RD
**Pins:**
- A [pin 2]
- C [pin 1]
### D12 — [SK34](https://www.flux.ai/lcsc/sk34~j7kt.md)
- Manufacturer Name: 星海
- Part Type: Schottky Barrier Diodes (SBD)
- Package or Case Code: SMB_L4.3-W3.6-LS5.3-RD
- JLCPCB Part Class: Extended Part
- LCSC Part Number: C2992093
- Package: SMB_L4.3-W3.6-LS5.3-RD
- Manufacturer Part Number: SK34
- Role Details: Schottky barrier diode
- Role: Rectification
**Pins:**
- A [pin 2]
- C [pin 1]
### D13 — [SK34](https://www.flux.ai/lcsc/sk34~j7kt.md)
- JLCPCB Part Class: Extended Part
- Package or Case Code: SMB_L4.3-W3.6-LS5.3-RD
- Package: SMB_L4.3-W3.6-LS5.3-RD
- Part Type: Schottky Barrier Diodes (SBD)
- Manufacturer Name: 星海
- Role: Rectification
- Manufacturer Part Number: SK34
- LCSC Part Number: C2992093
- Role Details: Schottky barrier diode
**Pins:**
- A [pin 2]
- C [pin 1]
### D14 — [SK34](https://www.flux.ai/lcsc/sk34~j7kt.md)
- Manufacturer Part Number: SK34
- LCSC Part Number: C2992093
- Role Details: Schottky barrier diode
- Role: Rectification
- Part Type: Schottky Barrier Diodes (SBD)
- Manufacturer Name: 星海
- JLCPCB Part Class: Extended Part
- Package: SMB_L4.3-W3.6-LS5.3-RD
- Package or Case Code: SMB_L4.3-W3.6-LS5.3-RD
**Pins:**
- A [pin 2]
- C [pin 1]
### D15 — [SK34](https://www.flux.ai/lcsc/sk34~j7kt.md)
- Manufacturer Part Number: SK34
- LCSC Part Number: C2992093
- Role: Rectification
- Role Details: Schottky barrier diode
- Package: SMB_L4.3-W3.6-LS5.3-RD
- Manufacturer Name: 星海
- Part Type: Schottky Barrier Diodes (SBD)
- JLCPCB Part Class: Extended Part
- Package or Case Code: SMB_L4.3-W3.6-LS5.3-RD
**Pins:**
- A [pin 2]
- C [pin 1]
### D16 — [SK34](https://www.flux.ai/lcsc/sk34~j7kt.md)
- Role Details: Schottky barrier diode
- Part Type: Schottky Barrier Diodes (SBD)
- Manufacturer Name: 星海
- Package or Case Code: SMB_L4.3-W3.6-LS5.3-RD
- JLCPCB Part Class: Extended Part
- LCSC Part Number: C2992093
- Manufacturer Part Number: SK34
- Role: Rectification
- Package: SMB_L4.3-W3.6-LS5.3-RD
**Pins:**
- A [pin 2]
- C [pin 1]
### D18 — [SK34](https://www.flux.ai/lcsc/sk34~j7kt.md)
- Part Type: Schottky Barrier Diodes (SBD)
- Manufacturer Name: 星海
- Role: Rectification
- Role Details: Schottky barrier diode
- JLCPCB Part Class: Extended Part
- Package: SMB_L4.3-W3.6-LS5.3-RD
- Package or Case Code: SMB_L4.3-W3.6-LS5.3-RD
- Manufacturer Part Number: SK34
- LCSC Part Number: C2992093
**Pins:**
- A [pin 2]
- C [pin 1]
### D19 — [1N4148W-E3-18](https://www.flux.ai/lcsc/1n4148w-e3-18~v9hp.md)
- Datasheet URL: https://lcsc.com/product-detail/Others_Vishay-Intertech_1N4148W-E3-18_Vishay-Intertech-1N4148W-E3-18_C191428.html
- Package or Case Code: SOD-123_L2.7-W1.6-LS3.7-FD
- Manufacturer Part Number: 1N4148W-E3-18
- Part Type: Switching Diode
- Role Details: Signal diode
- LCSC Part Number: C191428
- Manufacturer Name: VISHAY(威世)
- JLCPCB Part Class: Extended Part
- Product Info Url: https://lcsc.com/product-detail/Others_Vishay-Intertech_1N4148W-E3-18_Vishay-Intertech-1N4148W-E3-18_C191428.html
- Package: SOD-123_L2.7-W1.6-LS3.7-FD
- Role: Clamping
**Pins:**
- A [pin 1]
- K [pin 2]
### D2 — [1N4148W-E3-18](https://www.flux.ai/lcsc/1n4148w-e3-18~v9hp.md)
- Part Type: Switching Diode
- Manufacturer Part Number: 1N4148W-E3-18
- Package or Case Code: SOD-123_L2.7-W1.6-LS3.7-FD
- Datasheet URL: https://lcsc.com/product-detail/Others_Vishay-Intertech_1N4148W-E3-18_Vishay-Intertech-1N4148W-E3-18_C191428.html
- JLCPCB Part Class: Extended Part
- Manufacturer Name: VISHAY(威世)
- LCSC Part Number: C191428
- Role Details: Signal switching and clamping for data lines
- Package: SOD-123_L2.7-W1.6-LS3.7-FD
- Product Info Url: https://lcsc.com/product-detail/Others_Vishay-Intertech_1N4148W-E3-18_Vishay-Intertech-1N4148W-E3-18_C191428.html
- Role: Clamping
**Pins:**
- A [pin 1]
- K [pin 2]
### D20 — [1N4148W-E3-18](https://www.flux.ai/lcsc/1n4148w-e3-18~v9hp.md)
- Role Details: Signal diode
- Package: SOD-123_L2.7-W1.6-LS3.7-FD
- Role: Clamping
- Product Info Url: https://lcsc.com/product-detail/Others_Vishay-Intertech_1N4148W-E3-18_Vishay-Intertech-1N4148W-E3-18_C191428.html
- JLCPCB Part Class: Extended Part
- Manufacturer Name: VISHAY(威世)
- LCSC Part Number: C191428
- Manufacturer Part Number: 1N4148W-E3-18
- Part Type: Switching Diode
- Package or Case Code: SOD-123_L2.7-W1.6-LS3.7-FD
- Datasheet URL: https://lcsc.com/product-detail/Others_Vishay-Intertech_1N4148W-E3-18_Vishay-Intertech-1N4148W-E3-18_C191428.html
**Pins:**
- A [pin 1]
- K [pin 2]
### D21 — [1N4148W-E3-18](https://www.flux.ai/lcsc/1n4148w-e3-18~v9hp.md)
- Manufacturer Part Number: 1N4148W-E3-18
- Role: Clamping
- Package: SOD-123_L2.7-W1.6-LS3.7-FD
- Part Type: Switching Diode
- Package or Case Code: SOD-123_L2.7-W1.6-LS3.7-FD
- Datasheet URL: https://lcsc.com/product-detail/Others_Vishay-Intertech_1N4148W-E3-18_Vishay-Intertech-1N4148W-E3-18_C191428.html
- Manufacturer Name: VISHAY(威世)
- JLCPCB Part Class: Extended Part
- LCSC Part Number: C191428
- Role Details: Signal diode
- Product Info Url: https://lcsc.com/product-detail/Others_Vishay-Intertech_1N4148W-E3-18_Vishay-Intertech-1N4148W-E3-18_C191428.html
**Pins:**
- A [pin 1]
- K [pin 2]
### D22 — [1N4148W-E3-18](https://www.flux.ai/lcsc/1n4148w-e3-18~v9hp.md)
- Product Info Url: https://lcsc.com/product-detail/Others_Vishay-Intertech_1N4148W-E3-18_Vishay-Intertech-1N4148W-E3-18_C191428.html
- Package or Case Code: SOD-123_L2.7-W1.6-LS3.7-FD
- Role Details: Signal diode
- Package: SOD-123_L2.7-W1.6-LS3.7-FD
- Part Type: Switching Diode
- Manufacturer Part Number: 1N4148W-E3-18
- Datasheet URL: https://lcsc.com/product-detail/Others_Vishay-Intertech_1N4148W-E3-18_Vishay-Intertech-1N4148W-E3-18_C191428.html
- LCSC Part Number: C191428
- Role: Clamping
- Manufacturer Name: VISHAY(威世)
- JLCPCB Part Class: Extended Part
**Pins:**
- A [pin 1]
- K [pin 2]
### D23 — [1N4148W-E3-18](https://www.flux.ai/lcsc/1n4148w-e3-18~v9hp.md)
- Package: SOD-123_L2.7-W1.6-LS3.7-FD
- Product Info Url: https://lcsc.com/product-detail/Others_Vishay-Intertech_1N4148W-E3-18_Vishay-Intertech-1N4148W-E3-18_C191428.html
- Role: Clamping
- Package or Case Code: SOD-123_L2.7-W1.6-LS3.7-FD
- Part Type: Switching Diode
- Manufacturer Part Number: 1N4148W-E3-18
- Role Details: Signal diode
- Datasheet URL: https://lcsc.com/product-detail/Others_Vishay-Intertech_1N4148W-E3-18_Vishay-Intertech-1N4148W-E3-18_C191428.html
- LCSC Part Number: C191428
- Manufacturer Name: VISHAY(威世)
- JLCPCB Part Class: Extended Part
**Pins:**
- A [pin 1]
- K [pin 2]
### D24 — [1N4148W-E3-18](https://www.flux.ai/lcsc/1n4148w-e3-18~v9hp.md)
- Product Info Url: https://lcsc.com/product-detail/Others_Vishay-Intertech_1N4148W-E3-18_Vishay-Intertech-1N4148W-E3-18_C191428.html
- Package: SOD-123_L2.7-W1.6-LS3.7-FD
- Role Details: Signal diode
- Datasheet URL: https://lcsc.com/product-detail/Others_Vishay-Intertech_1N4148W-E3-18_Vishay-Intertech-1N4148W-E3-18_C191428.html
- Part Type: Switching Diode
- Manufacturer Part Number: 1N4148W-E3-18
- Role: Clamping
- Package or Case Code: SOD-123_L2.7-W1.6-LS3.7-FD
- Manufacturer Name: VISHAY(威世)
- JLCPCB Part Class: Extended Part
- LCSC Part Number: C191428
**Pins:**
- A [pin 1]
- K [pin 2]
### D25 — [BZX884-B12,315](https://www.flux.ai/lcsc/bzx884-b12c315~ziu.md)
- Package: SOD-882_L1.0-W0.6-RD
- JLCPCB Part Class: Extended Part
- Package or Case Code: SOD-882_L1.0-W0.6-RD
- Role: Voltage Reference
- Manufacturer Part Number: BZX884-B12,315
- LCSC Part Number: C551184
- Part Type: Zener Diodes
- Product Info Url: https://lcsc.com/product-detail/presales_Nexperia-BZX884-B12-315_C551184.html
- Manufacturer Name: Nexperia(安世)
- Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2407250957_Nexperia-BZX884-B12-315_C551184.pdf
- Role Details: Zener diode
**Pins:**
- A [pin 2]
- K [pin 1]
### D26 — [BZX884-B12,315](https://www.flux.ai/lcsc/bzx884-b12c315~ziu.md)
- Package: SOD-882_L1.0-W0.6-RD
- Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2407250957_Nexperia-BZX884-B12-315_C551184.pdf
- Product Info Url: https://lcsc.com/product-detail/presales_Nexperia-BZX884-B12-315_C551184.html
- Manufacturer Name: Nexperia(安世)
- Role Details: Zener diode
- Manufacturer Part Number: BZX884-B12,315
- Role: Voltage Reference
- Part Type: Zener Diodes
- LCSC Part Number: C551184
- Package or Case Code: SOD-882_L1.0-W0.6-RD
- JLCPCB Part Class: Extended Part
**Pins:**
- A [pin 2]
- K [pin 1]
### D3 — [BZX884-B12,315](https://www.flux.ai/lcsc/bzx884-b12c315~ziu.md)
- Package or Case Code: SOD-882_L1.0-W0.6-RD
- JLCPCB Part Class: Extended Part
- Role: Voltage Reference
- Part Type: Zener Diodes
- LCSC Part Number: C551184
- Manufacturer Part Number: BZX884-B12,315
- Manufacturer Name: Nexperia(安世)
- Product Info Url: https://lcsc.com/product-detail/presales_Nexperia-BZX884-B12-315_C551184.html
- Role Details: Zener reference for voltage regulation
- Package: SOD-882_L1.0-W0.6-RD
- Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2407250957_Nexperia-BZX884-B12-315_C551184.pdf
**Pins:**
- A [pin 2]
- K [pin 1]
### D4 — [SK34](https://www.flux.ai/lcsc/sk34~j7kt.md)
- Package or Case Code: SMB_L4.3-W3.6-LS5.3-RD
- Package: SMB_L4.3-W3.6-LS5.3-RD
- JLCPCB Part Class: Extended Part
- Manufacturer Name: 星海
- Part Type: Schottky Barrier Diodes (SBD)
- Role Details: Schottky barrier diode
- Role: Rectification
- LCSC Part Number: C2992093
- Manufacturer Part Number: SK34
**Pins:**
- A [pin 2]
- C [pin 1]
### D5 — [SK34](https://www.flux.ai/lcsc/sk34~j7kt.md)
- Role: Rectification
- Manufacturer Part Number: SK34
- LCSC Part Number: C2992093
- JLCPCB Part Class: Extended Part
- Package: SMB_L4.3-W3.6-LS5.3-RD
- Package or Case Code: SMB_L4.3-W3.6-LS5.3-RD
- Manufacturer Name: 星海
- Part Type: Schottky Barrier Diodes (SBD)
- Role Details: Schottky barrier diode
**Pins:**
- A [pin 2]
- C [pin 1]
### D6 — [SK34](https://www.flux.ai/lcsc/sk34~j7kt.md)
- Manufacturer Part Number: SK34
- LCSC Part Number: C2992093
- JLCPCB Part Class: Extended Part
- Package or Case Code: SMB_L4.3-W3.6-LS5.3-RD
- Package: SMB_L4.3-W3.6-LS5.3-RD
- Manufacturer Name: 星海
- Role Details: Schottky barrier diode
- Part Type: Schottky Barrier Diodes (SBD)
- Role: Rectification
**Pins:**
- A [pin 2]
- C [pin 1]
### D7 — [SK34](https://www.flux.ai/lcsc/sk34~j7kt.md)
- Manufacturer Name: 星海
- Part Type: Schottky Barrier Diodes (SBD)
- Package or Case Code: SMB_L4.3-W3.6-LS5.3-RD
- JLCPCB Part Class: Extended Part
- LCSC Part Number: C2992093
- Package: SMB_L4.3-W3.6-LS5.3-RD
- Manufacturer Part Number: SK34
- Role: Rectification
- Role Details: Schottky barrier diode
**Pins:**
- A [pin 2]
- C [pin 1]
### D8 — [SK34](https://www.flux.ai/lcsc/sk34~j7kt.md)
- Role Details: Schottky barrier diode
- Manufacturer Name: 星海
- Part Type: Schottky Barrier Diodes (SBD)
- Package: SMB_L4.3-W3.6-LS5.3-RD
- Package or Case Code: SMB_L4.3-W3.6-LS5.3-RD
- JLCPCB Part Class: Extended Part
- LCSC Part Number: C2992093
- Manufacturer Part Number: SK34
- Role: Rectification
**Pins:**
- A [pin 2]
- C [pin 1]
### D9 — [SK34](https://www.flux.ai/lcsc/sk34~j7kt.md)
- Manufacturer Part Number: SK34
- LCSC Part Number: C2992093
- Role Details: Schottky barrier diode
- Role: Rectification
- Package: SMB_L4.3-W3.6-LS5.3-RD
- Manufacturer Name: 星海
- Part Type: Schottky Barrier Diodes (SBD)
- JLCPCB Part Class: Extended Part
- Package or Case Code: SMB_L4.3-W3.6-LS5.3-RD
**Pins:**
- A [pin 2]
- C [pin 1]
### DP1 — [RK097 Dual Pot](https://www.flux.ai/icefloe01/rk097-dual-pot~dd.md)
- Resistance: 10KΩ
- Manufacturer Part Number: RK09712200HA
- Part Type: Variable Resistor
- Role Details: Dual potentiometer for adjustable gain control on two LM358 channels
- Resistor Type: Potentiometer
- Datasheet URL: https://www.mouser.com/datasheet/2/15/RK097-1370742.pdf
- Manufacturer Name: AlpsAlpine
- Package or Case Code: RES-ADJ-TH
- PinMapping: A-CCW:, A-WIP:, A-CW:, B-CCW:, B-WIP:, B-CW:
- Gain1PinMapping: A-CCW:, A-WIP:, A-CW:, B-CCW:, B-WIP:, B-CW:
- Mount: Through Hole
- Role: Feedback
**Pins:**
- A-CCW [pin 1]
- A-CW [pin 3]
- A-WIP [pin 2]
- B-CCW [pin 4]
- B-CW [pin 6]
- B-WIP [pin 5]
### J1 — [Generic 3.5mm Audio Stereo Jack](https://www.flux.ai/jharwinbarrozo/generic-3p5mm-audio-stereo-jack~0a.md)
- Role: Connector
- Part Type: Connector
- Role Details: Audio Input
**Pins:**
- GND [pin 2]
- L [pin 1]
- R [pin 3]
### J2 — [Generic 3.5mm Audio Stereo Jack](https://www.flux.ai/jharwinbarrozo/generic-3p5mm-audio-stereo-jack~0a.md)
- Part Type: Connector
- Role: Connector
- Role Details: Audio Output
**Pins:**
- GND [pin 2]
- L [pin 1]
- R [pin 3]
### J3 — [PJ-037A](https://www.flux.ai/vasy_skral/pj-037a~6cq.md)
- Manufacturer Name: CUI Devices
- Manufacturer Part Number: PJ-037A
- Role Details: Power Input (12V Battery)
- Role: Connector
- Part Type: Connector
- Datasheet URL: https://www.cuidevices.com/product/resource/pj-037a.pdf
**Pins:**
- Center pin [pin 1]
- Terminal [pin 2]
### J4 — [2-Position Screw Terminal](https://www.flux.ai/corynrobinson/2-position-screw-terminal~s4.md)
- Manufacturer Name: Würth Elektrik
- Part Type: Connector
- Datasheet URL: https://www.we-online.com/katalog/datasheet/691137710002.pdf
- Role: Connector
- Role Details: Brightness Signal
- Manufacturer Part Number: 691137710002
**Pins:**
- P1 [pin 1]
- P2 [pin 2]
### J5 — [2-Position Screw Terminal](https://www.flux.ai/corynrobinson/2-position-screw-terminal~s4.md)
- Role: Connector
- Part Type: Connector
- Manufacturer Name: Würth Elektrik
- Role Details: Power Output
- Manufacturer Part Number: 691137710002
- Datasheet URL: https://www.we-online.com/katalog/datasheet/691137710002.pdf
**Pins:**
- P1 [pin 1]
- P2 [pin 2]
### U1 — [LM358](https://www.flux.ai/lcsc/lm358~zei0.md)
- Role Details: Dual op-amp for analog signal processing
- Part Type: Integrated Circuit
- Manufacturer Name: HX(恒佳兴)
- Integrated Circuit Type: Linear
- Frequency: 1MHz
- LCSC Part Number: C2984960
- Manufacturer Part Number: LM358
- Mount: Surface Mount
- Package: SOIC-8_L4.9-W3.9-P1.27-LS6.0-BL
- Logic Function: Amplifier
- Power Consumption: Low
- Operating Voltage: 3V to 32V
- Role: Amplification
- Package or Case Code: 8-SOIC
- JLCPCB Part Class: Extended Part
**Pins:**
- IN1- [pin 2]
- IN1+ [pin 3]
- IN2- [pin 6]
- IN2+ [pin 5]
- OUT1 [pin 1]
- OUT2 [pin 7]
- VCC [pin 8]
- VEE/GND [pin 4]
### U2 — [LM358](https://www.flux.ai/lcsc/lm358~zei0.md)
- Manufacturer Name: HX(恒佳兴)
- Part Type: Integrated Circuit
- Integrated Circuit Type: Linear
- Role Details: Dual op-amp for analog signal processing
- Frequency: 1MHz
- Mount: Surface Mount
- LCSC Part Number: C2984960
- Manufacturer Part Number: LM358
- Logic Function: Amplifier
- Role: Amplification
- Package: SOP-8_L4.9-W3.9-P1.27-LS6.0-BL
- Operating Voltage: 3V to 32V
- Power Consumption: Low
- Package or Case Code: 8-SOIC
- JLCPCB Part Class: Extended Part
**Pins:**
- IN1- [pin 2]
- IN1+ [pin 3]
- IN2- [pin 6]
- IN2+ [pin 5]
- OUT1 [pin 1]
- OUT2 [pin 7]
- VCC [pin 8]
- VEE/GND [pin 4]
### U3 — [LM358](https://www.flux.ai/lcsc/lm358~zei0.md)
- Manufacturer Name: HX(恒佳兴)
- Part Type: Integrated Circuit
- Mount: Surface Mount
- Integrated Circuit Type: Linear
- Role: Amplification
- Frequency: 1MHz
- LCSC Part Number: C2984960
- Manufacturer Part Number: LM358
- Role Details: Dual op-amp for analog signal processing
- Logic Function: Amplifier
- Operating Voltage: 3V to 32V
- Power Consumption: Low
- JLCPCB Part Class: Extended Part
- Package or Case Code: 8-SOIC
**Pins:**
- IN1- [pin 2]
- IN1+ [pin 3]
- IN2- [pin 6]
- IN2+ [pin 5]
- OUT1 [pin 1]
- OUT2 [pin 7]
- VCC [pin 8]
- VEE/GND [pin 4]
### U4 — [LM358](https://www.flux.ai/lcsc/lm358~zei0.md)
- Role Details: Dual op-amp for analog signal processing
- Operating Voltage: 3V to 32V
- Power Consumption: Low
- Package or Case Code: 8-SOIC
- JLCPCB Part Class: Extended Part
- Manufacturer Part Number: LM358
- Logic Function: Amplifier
- Frequency: 1MHz
- Mount: Surface Mount
- Role: Amplification
- LCSC Part Number: C2984960
- Manufacturer Name: HX(恒佳兴)
- Part Type: Integrated Circuit
- Integrated Circuit Type: Linear
**Pins:**
- IN1- [pin 2]
- IN1+ [pin 3]
- IN2- [pin 6]
- IN2+ [pin 5]
- OUT1 [pin 1]
- OUT2 [pin 7]
- VCC [pin 8]
- VEE/GND [pin 4]
### U5 — [LM358](https://www.flux.ai/lcsc/lm358~zei0.md)
- Integrated Circuit Type: Linear
- Manufacturer Name: HX(恒佳兴)
- Part Type: Integrated Circuit
- Role Details: Dual op-amp for analog signal processing
- LCSC Part Number: C2984960
- Frequency: 1MHz
- Logic Function: Amplifier
- Role: Amplification
- Manufacturer Part Number: LM358
- Package or Case Code: 8-SOIC
- JLCPCB Part Class: Extended Part
- Operating Voltage: 3V to 32V
- Mount: Surface Mount
- Power Consumption: Low
**Pins:**
- IN1- [pin 2]
- IN1+ [pin 3]
- IN2- [pin 6]
- IN2+ [pin 5]
- OUT1 [pin 1]
- OUT2 [pin 7]
- VCC [pin 8]
- VEE/GND [pin 4]
### U6 — [LM358](https://www.flux.ai/lcsc/lm358~zei0.md)
- Package or Case Code: 8-SOIC
- JLCPCB Part Class: Extended Part
- Power Consumption: Low
- Operating Voltage: 3V to 32V
- Logic Function: Amplifier
- Role Details: Dual op-amp for analog signal processing
- Manufacturer Part Number: LM358
- Role: Amplification
- LCSC Part Number: C2984960
- Mount: Surface Mount
- Frequency: 1MHz
- Integrated Circuit Type: Linear
- Part Type: Integrated Circuit
- Manufacturer Name: HX(恒佳兴)
**Pins:**
- IN1- [pin 2]
- IN1+ [pin 3]
- IN2- [pin 6]
- IN2+ [pin 5]
- OUT1 [pin 1]
- OUT2 [pin 7]
- VCC [pin 8]
- VEE/GND [pin 4]
*The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/sm7tjc/important-amaranth-replicator~v8](https://www.flux.ai/sm7tjc/important-amaranth-replicator~v8).*
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*Generated from [https://www.flux.ai/sm7tjc/important-amaranth-replicator~v8](https://www.flux.ai/sm7tjc/important-amaranth-replicator~v8)*