# Comet Core Engineering PCB
## Description
Comet Core Engineering BB PCB
## Project Details
- **Owner:** ibdg3
- **Created:** 1/24/2025
- **Last Updated:** 3/3/2025
- **Visibility:** Public
- **Stars:** 1
## Key Components
### D1 — [1N5338BRLG](https://www.flux.ai/jharwinbarrozo/1n5338brlg~jd9.md)
- Part Type: Diode
- Manufacturer Part Number: 1N5338BRLG
- Manufacturer Name: ON Semiconductor
- Datasheet URL: https://www.onsemi.com/pdf/datasheet/1n5333b-d.pdf
**Pins:**
- A [pin 2]
- K [pin 1]
### D2 — [1N5338BRLG](https://www.flux.ai/jharwinbarrozo/1n5338brlg~jd9.md)
- Part Type: Diode
- Manufacturer Part Number: 1N5338BRLG
- Datasheet URL: https://www.onsemi.com/pdf/datasheet/1n5333b-d.pdf
- Manufacturer Name: ON Semiconductor
**Pins:**
- A [pin 2]
- K [pin 1]
### D3 — [1N5338BRLG](https://www.flux.ai/jharwinbarrozo/1n5338brlg~jd9.md)
- Manufacturer Name: ON Semiconductor
- Datasheet URL: https://www.onsemi.com/pdf/datasheet/1n5333b-d.pdf
- Part Type: Diode
- Manufacturer Part Number: 1N5338BRLG
**Pins:**
- A [pin 2]
- K [pin 1]
### D4 — [1N5338BRLG](https://www.flux.ai/jharwinbarrozo/1n5338brlg~jd9.md)
- Part Type: Diode
- Manufacturer Part Number: 1N5338BRLG
- Datasheet URL: https://www.onsemi.com/pdf/datasheet/1n5333b-d.pdf
- Manufacturer Name: ON Semiconductor
**Pins:**
- A [pin 2]
- K [pin 1]
### IC1 — [LTC4060EDHC#TRPBF](https://www.flux.ai/vasyl/ltc4060edhctrpbf~94.md)
- Datasheet URL: https://www.analog.com/media/en/technical-documentation/data-sheets/4060f.pdf
- Manufacturer Part Number: LTC4060EDHC#TRPBF
- Manufacturer Name: Analog Devices Inc.
- Part Type: Integrated Circuit
**Pins:**
- ~ACP [pin 13]
- ~CHRG [pin 15]
- ~SHDN [pin 5]
- ARCT [pin 8]
- BAT [pin 2]
- CHEM [pin 12]
- DRIVE [pin 1]
- GND [pin 16]
- GNDPAD [pin 17]
- NTC [pin 11]
- PAUSE [pin 6]
- PROG [pin 7]
- SEL0 [pin 9]
- SEL1 [pin 10]
- SENSE [pin 3]
- TIMER [pin 4]
- VCC [pin 14]
### Q1 — [FZT948TA](https://www.flux.ai/lcsc/fzt948ta~rpb2.md)
- Product Info Url: https://lcsc.com/product-detail/Transistors-NPN-PNP_DIODES_FZT948TA_FZT948TA_C151362.html
- JLCPCB Part Class: Extended Part
- Manufacturer Part Number: FZT948TA
- LCSC Part Number: C151362
- Part Type: Bipolar Transistors - BJT
- Datasheet URL: https://www.lcsc.com/datasheet/lcsc_datasheet_1808280023_Diodes-Incorporated-FZT948TA_C151362.pdf
- Manufacturer Name: DIODES(美台)
- Package or Case Code: SOT-223-3_L6.5-W3.4-P2.30-LS7.0-BR
**Pins:**
- B [pin 1]
- C [pin 4]
- C [pin 2]
- E [pin 3]
### Q2 — [FDG312P](https://www.flux.ai/lcsc/fdg312p~020o.md)
- LCSC Part Number: C905054
- JLCPCB Part Class: Extended Part
- Manufacturer Part Number: FDG312P
- Package or Case Code: SC70-6_L2.1-W1.3-P0.65-LS2.3-BL
- Manufacturer Name: onsemi(安森美)
- Part Type: MOSFETs
**Pins:**
- D [pin 2]
- D [pin 5]
- D [pin 6]
- D [pin 1]
- G [pin 3]
- S [pin 4]
### T1 — [BALF-NRG-02D3](https://www.flux.ai/lcsc/balf-nrg-02d3~xood.md)
- Part Type: Balun
- Manufacturer Part Number: BALF-NRG-02D3
- LCSC Part Number: C693991
- Package or Case Code: CSPG-4_L1.3-W0.8-P0.40-BL
- Manufacturer Name: ST(意法半导体)
**Pins:**
- GND [pin A2]
- RF0 [pin B1]
- RF1 [pin B2]
- SE [pin A1]
### U1 — [L7805CV](https://www.flux.ai/adrian95/l7805cv~q03.md)
- Manufacturer Name: STMicroelectronics
- Datasheet URL: https://datasheet.octopart.com/L7805CV-STMicroelectronics-datasheet-5316848.pdf
- Part Type: Integrated Circuit
- License: https://creativecommons.org/licenses/by/4.0/
- Manufacturer Part Number: L7805CV
**Pins:**
- GND [pin 2]
- IN [pin 1]
- OUT [pin 3]
### U2 — [TPA2001D2PWPR](https://www.flux.ai/lcsc/tpa2001d2pwpr~j0p7.md)
- Package or Case Code: HTSSOP-24_L7.8-W4.4-P0.65-LS6.4-BL-EP-1
- Manufacturer Part Number: TPA2001D2PWPR
- Part Type: Audio Power OpAmps
- JLCPCB Part Class: Extended Part
- Manufacturer Name: TI(德州仪器)
- LCSC Part Number: C2879340
**Pins:**
- ~{SHUTDOWN} [pin 10]
- AGND [pin 6]
- BYPASS [pin 22]
- COSC [pin 7]
- EP [pin 25]
- GAIN0 [pin 3]
- GAIN1 [pin 15]
- LINN [pin 5]
- LINP [pin 20]
- LOUTN [pin 2]
- LOUTP [pin 23]
- PGND [pin 12]
- PGND [pin 24]
- PGND [pin 13]
- PGND [pin 1]
- PVDD [pin 9]
- PVDD [pin 21]
- PVDD [pin 4]
- PVDD [pin 16]
- RINN [pin 8]
- RINP [pin 17]
- ROSC [pin 18]
- ROUTN [pin 11]
- ROUTP [pin 14]
- VDD [pin 19]
*The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/ibdg3/comet-core-engineering-pcb~s6](https://www.flux.ai/ibdg3/comet-core-engineering-pcb~s6).*
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*Generated from [https://www.flux.ai/ibdg3/comet-core-engineering-pcb~s6](https://www.flux.ai/ibdg3/comet-core-engineering-pcb~s6)*