# w00c0n 30th Anniversary Two-Board Badge
## Description
Production-intent two-board clamshell badge for w00c0n 30th anniversary: red top art board with inward-facing addressable LEDs and black bottom electronics/art board for JLCPCB turnkey assembly.
## Project Details
- **Owner:** stikk
- **Created:** 7/11/2026
- **Last Updated:** 7/11/2026
- **Visibility:** Public
- **Human Interface:** RGB LEDs
- **Domain:** Wearable
- **Implementation Details:** Two-board clamshell badge
- **Power Requirements:** Battery
- **Copies:** 2
## Key Components
### B1 — [CR2032-BS-6-1](https://www.flux.ai/jecstronic/cr2032-bs-6-1~ffg.md)
- Role: Battery Holder
- Datasheet URL: https://www.snapeda.com/parts/CR2032-BS-6-1/Shenzhen%20Q&J%20Electronics%20Co.%20Ltd/datasheet/
- Manufacturer Part Number: CR2032-BS-6-1
- Manufacturer Name: Q&J
- LCSC Part Number: C70377
- Part Type: Battery
- JLCPCB Part Class: Extended Part
- Role Details: CR2032 holder on direct parallel rail; production requires matched-cell/fault validation and one-cell-reversed analysis.
- License: https://creativecommons.org/licenses/by/4.0/
**Pins:**
- Negative [pin N]
- Positive [pin P]
### B2 — [CR2032-BS-6-1](https://www.flux.ai/jecstronic/cr2032-bs-6-1~ffg.md)
- Datasheet URL: https://www.snapeda.com/parts/CR2032-BS-6-1/Shenzhen%20Q&J%20Electronics%20Co.%20Ltd/datasheet/
- Manufacturer Part Number: CR2032-BS-6-1
- LCSC Part Number: C70377
- License: https://creativecommons.org/licenses/by/4.0/
- Role Details: CR2032 holder on direct parallel rail; production requires matched-cell/fault validation and one-cell-reversed analysis.
- Role: Battery Holder
- Part Type: Battery
- JLCPCB Part Class: Extended Part
- Manufacturer Name: Q&J
**Pins:**
- Negative [pin N]
- Positive [pin P]
### J_BOT — [15912040](https://www.flux.ai/lcsc/15912040~zazu.md)
- Datasheet URL: https://assets.lcsc.com/datasheet/szlcsc/Download-ISO9001-Certification.pdf
- Role: Board-to-Board Connector
- Role Details: Bottom board interconnect: VLED, GND, LED_DATA, SPARE
- Part Type: Pin Headers
- Manufacturer Part Number: 15912040
- Manufacturer Name: MOLEX
- Package or Case Code: HDR-SMD_4P-P2.54-V-M-R2-C2-S2.54_15912040
- LCSC Part Number: C586564
- Product Info Url: https://lcsc.com/product-detail/Pre-ordered-Products_MOLEX_15912040_MOLEX-15912040_C586564.html
- JLCPCB Part Class: Extended Part
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
- 4 [pin 4]
### J_TOP — [15912040](https://www.flux.ai/lcsc/15912040~zazu.md)
- JLCPCB Part Class: Extended Part
- LCSC Part Number: C586564
- Role: Board-to-Board Connector
- Product Info Url: https://lcsc.com/product-detail/Pre-ordered-Products_MOLEX_15912040_MOLEX-15912040_C586564.html
- Package or Case Code: HDR-SMD_4P-P2.54-V-M-R2-C2-S2.54_15912040
- Manufacturer Name: MOLEX
- Manufacturer Part Number: 15912040
- Part Type: Pin Headers
- Role Details: Top board interconnect: VLED, GND, LED_DATA, SPARE
- Datasheet URL: https://assets.lcsc.com/datasheet/szlcsc/Download-ISO9001-Certification.pdf
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
- 4 [pin 4]
### LED1 — [WS2812B-2020](https://www.flux.ai/lcsc/ws2812b-2020~kra3.md)
- Max Reverse Voltage: 5V
- Max Forward Current: 20mA
- Product Info Url: https://lcsc.com/product-detail/Light-Emitting-Diodes-LED_Worldsemi-WS2812B-2020_C965555.html
- Manufacturer Name: worldsemi
- Role: Addressable RGB LED
- Forward Voltage: Red: 2.0V to 2.2V
Green: 3.0V to 3.2V
Blue: 3.0V to 3.2V
- Package or Case Code: LED-SMD_4P-L2.0-W2.0-TL_WS2812B-2020
- Role Details: Bottom-side top-board glow LED in daisy chain
- JLCPCB Part Class: Extended Part
- Part Type: Light Emitting Diodes (LED)
- Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2012110135_Worldsemi-WS2812B-2020_C965555.pdf
- Manufacturer Part Number: WS2812B-2020
- LCSC Part Number: C965555
**Pins:**
- DI [pin 3]
- DO [pin 1]
- GND [pin 2]
- VDD [pin 4]
### LED10 — [WS2812B-2020](https://www.flux.ai/lcsc/ws2812b-2020~kra3.md)
- Product Info Url: https://lcsc.com/product-detail/Light-Emitting-Diodes-LED_Worldsemi-WS2812B-2020_C965555.html
- Max Forward Current: 20mA
- Max Reverse Voltage: 5V
- Package or Case Code: LED-SMD_4P-L2.0-W2.0-TL_WS2812B-2020
- Manufacturer Name: worldsemi
- Forward Voltage: Red: 2.0V to 2.2V
Green: 3.0V to 3.2V
Blue: 3.0V to 3.2V
- Part Type: Light Emitting Diodes (LED)
- Manufacturer Part Number: WS2812B-2020
- Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2012110135_Worldsemi-WS2812B-2020_C965555.pdf
- Role Details: Bottom-side top-board glow LED in daisy chain
- Role: Addressable RGB LED
- JLCPCB Part Class: Extended Part
- LCSC Part Number: C965555
**Pins:**
- DI [pin 3]
- DO [pin 1]
- GND [pin 2]
- VDD [pin 4]
### LED11 — [WS2812B-2020](https://www.flux.ai/lcsc/ws2812b-2020~kra3.md)
- LCSC Part Number: C965555
- Role Details: Bottom-side top-board glow LED in daisy chain
- JLCPCB Part Class: Extended Part
- Manufacturer Part Number: WS2812B-2020
- Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2012110135_Worldsemi-WS2812B-2020_C965555.pdf
- Part Type: Light Emitting Diodes (LED)
- Forward Voltage: Red: 2.0V to 2.2V
Green: 3.0V to 3.2V
Blue: 3.0V to 3.2V
- Manufacturer Name: worldsemi
- Role: Addressable RGB LED
- Package or Case Code: LED-SMD_4P-L2.0-W2.0-TL_WS2812B-2020
- Max Forward Current: 20mA
- Max Reverse Voltage: 5V
- Product Info Url: https://lcsc.com/product-detail/Light-Emitting-Diodes-LED_Worldsemi-WS2812B-2020_C965555.html
**Pins:**
- DI [pin 3]
- DO [pin 1]
- GND [pin 2]
- VDD [pin 4]
### LED12 — [WS2812B-2020](https://www.flux.ai/lcsc/ws2812b-2020~kra3.md)
- LCSC Part Number: C965555
- JLCPCB Part Class: Extended Part
- Manufacturer Part Number: WS2812B-2020
- Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2012110135_Worldsemi-WS2812B-2020_C965555.pdf
- Part Type: Light Emitting Diodes (LED)
- Role: Addressable RGB LED
- Forward Voltage: Red: 2.0V to 2.2V
Green: 3.0V to 3.2V
Blue: 3.0V to 3.2V
- Manufacturer Name: worldsemi
- Role Details: Bottom-side top-board glow LED in daisy chain
- Package or Case Code: LED-SMD_4P-L2.0-W2.0-TL_WS2812B-2020
- Max Forward Current: 20mA
- Max Reverse Voltage: 5V
- Product Info Url: https://lcsc.com/product-detail/Light-Emitting-Diodes-LED_Worldsemi-WS2812B-2020_C965555.html
**Pins:**
- DI [pin 3]
- DO [pin 1]
- GND [pin 2]
- VDD [pin 4]
### LED13 — [WS2812B-2020](https://www.flux.ai/lcsc/ws2812b-2020~kra3.md)
- Role: Addressable RGB LED
- LCSC Part Number: C965555
- Part Type: Light Emitting Diodes (LED)
- Manufacturer Part Number: WS2812B-2020
- Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2012110135_Worldsemi-WS2812B-2020_C965555.pdf
- JLCPCB Part Class: Extended Part
- Role Details: Bottom-side top-board glow LED in daisy chain
- Package or Case Code: LED-SMD_4P-L2.0-W2.0-TL_WS2812B-2020
- Manufacturer Name: worldsemi
- Forward Voltage: Red: 2.0V to 2.2V
Green: 3.0V to 3.2V
Blue: 3.0V to 3.2V
- Product Info Url: https://lcsc.com/product-detail/Light-Emitting-Diodes-LED_Worldsemi-WS2812B-2020_C965555.html
- Max Forward Current: 20mA
- Max Reverse Voltage: 5V
**Pins:**
- DI [pin 3]
- DO [pin 1]
- GND [pin 2]
- VDD [pin 4]
### LED14 — [WS2812B-2020](https://www.flux.ai/lcsc/ws2812b-2020~kra3.md)
- Package or Case Code: LED-SMD_4P-L2.0-W2.0-TL_WS2812B-2020
- Manufacturer Name: worldsemi
- Forward Voltage: Red: 2.0V to 2.2V
Green: 3.0V to 3.2V
Blue: 3.0V to 3.2V
- Product Info Url: https://lcsc.com/product-detail/Light-Emitting-Diodes-LED_Worldsemi-WS2812B-2020_C965555.html
- Max Reverse Voltage: 5V
- Max Forward Current: 20mA
- Role: Addressable RGB LED
- Role Details: Bottom-side top-board glow LED in daisy chain
- LCSC Part Number: C965555
- Part Type: Light Emitting Diodes (LED)
- Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2012110135_Worldsemi-WS2812B-2020_C965555.pdf
- Manufacturer Part Number: WS2812B-2020
- JLCPCB Part Class: Extended Part
**Pins:**
- DI [pin 3]
- DO [pin 1]
- GND [pin 2]
- VDD [pin 4]
### LED15 — [WS2812B-2020](https://www.flux.ai/lcsc/ws2812b-2020~kra3.md)
- LCSC Part Number: C965555
- JLCPCB Part Class: Extended Part
- Manufacturer Part Number: WS2812B-2020
- Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2012110135_Worldsemi-WS2812B-2020_C965555.pdf
- Role Details: Bottom-side top-board glow LED in daisy chain
- Part Type: Light Emitting Diodes (LED)
- Forward Voltage: Red: 2.0V to 2.2V
Green: 3.0V to 3.2V
Blue: 3.0V to 3.2V
- Manufacturer Name: worldsemi
- Role: Addressable RGB LED
- Package or Case Code: LED-SMD_4P-L2.0-W2.0-TL_WS2812B-2020
- Max Forward Current: 20mA
- Max Reverse Voltage: 5V
- Product Info Url: https://lcsc.com/product-detail/Light-Emitting-Diodes-LED_Worldsemi-WS2812B-2020_C965555.html
**Pins:**
- DI [pin 3]
- DO [pin 1]
- GND [pin 2]
- VDD [pin 4]
### LED16 — [WS2812B-2020](https://www.flux.ai/lcsc/ws2812b-2020~kra3.md)
- JLCPCB Part Class: Extended Part
- Role Details: Bottom-side top-board glow LED in daisy chain
- Part Type: Light Emitting Diodes (LED)
- Manufacturer Part Number: WS2812B-2020
- Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2012110135_Worldsemi-WS2812B-2020_C965555.pdf
- LCSC Part Number: C965555
- Max Forward Current: 20mA
- Max Reverse Voltage: 5V
- Product Info Url: https://lcsc.com/product-detail/Light-Emitting-Diodes-LED_Worldsemi-WS2812B-2020_C965555.html
- Role: Addressable RGB LED
- Manufacturer Name: worldsemi
- Forward Voltage: Red: 2.0V to 2.2V
Green: 3.0V to 3.2V
Blue: 3.0V to 3.2V
- Package or Case Code: LED-SMD_4P-L2.0-W2.0-TL_WS2812B-2020
**Pins:**
- DI [pin 3]
- DO [pin 1]
- GND [pin 2]
- VDD [pin 4]
### LED17 — [WS2812B-2020](https://www.flux.ai/lcsc/ws2812b-2020~kra3.md)
- JLCPCB Part Class: Extended Part
- Part Type: Light Emitting Diodes (LED)
- Manufacturer Part Number: WS2812B-2020
- Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2012110135_Worldsemi-WS2812B-2020_C965555.pdf
- LCSC Part Number: C965555
- Max Forward Current: 20mA
- Max Reverse Voltage: 5V
- Product Info Url: https://lcsc.com/product-detail/Light-Emitting-Diodes-LED_Worldsemi-WS2812B-2020_C965555.html
- Manufacturer Name: worldsemi
- Forward Voltage: Red: 2.0V to 2.2V
Green: 3.0V to 3.2V
Blue: 3.0V to 3.2V
- Role: Addressable RGB LED
- Role Details: Bottom-side top-board glow LED in daisy chain
- Package or Case Code: LED-SMD_4P-L2.0-W2.0-TL_WS2812B-2020
**Pins:**
- DI [pin 3]
- DO [pin 1]
- GND [pin 2]
- VDD [pin 4]
### LED18 — [WS2812B-2020](https://www.flux.ai/lcsc/ws2812b-2020~kra3.md)
- LCSC Part Number: C965555
- JLCPCB Part Class: Extended Part
- Part Type: Light Emitting Diodes (LED)
- Role: Addressable RGB LED
- Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2012110135_Worldsemi-WS2812B-2020_C965555.pdf
- Manufacturer Part Number: WS2812B-2020
- Manufacturer Name: worldsemi
- Forward Voltage: Red: 2.0V to 2.2V
Green: 3.0V to 3.2V
Blue: 3.0V to 3.2V
- Package or Case Code: LED-SMD_4P-L2.0-W2.0-TL_WS2812B-2020
- Max Reverse Voltage: 5V
- Role Details: Bottom-side top-board glow LED in daisy chain
- Max Forward Current: 20mA
- Product Info Url: https://lcsc.com/product-detail/Light-Emitting-Diodes-LED_Worldsemi-WS2812B-2020_C965555.html
**Pins:**
- DI [pin 3]
- DO [pin 1]
- GND [pin 2]
- VDD [pin 4]
### LED2 — [WS2812B-2020](https://www.flux.ai/lcsc/ws2812b-2020~kra3.md)
- JLCPCB Part Class: Extended Part
- Part Type: Light Emitting Diodes (LED)
- Manufacturer Part Number: WS2812B-2020
- Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2012110135_Worldsemi-WS2812B-2020_C965555.pdf
- LCSC Part Number: C965555
- Role: Addressable RGB LED
- Max Forward Current: 20mA
- Max Reverse Voltage: 5V
- Product Info Url: https://lcsc.com/product-detail/Light-Emitting-Diodes-LED_Worldsemi-WS2812B-2020_C965555.html
- Role Details: Bottom-side top-board glow LED in daisy chain
- Manufacturer Name: worldsemi
- Forward Voltage: Red: 2.0V to 2.2V
Green: 3.0V to 3.2V
Blue: 3.0V to 3.2V
- Package or Case Code: LED-SMD_4P-L2.0-W2.0-TL_WS2812B-2020
**Pins:**
- DI [pin 3]
- DO [pin 1]
- GND [pin 2]
- VDD [pin 4]
### LED3 — [WS2812B-2020](https://www.flux.ai/lcsc/ws2812b-2020~kra3.md)
- Max Forward Current: 20mA
- Max Reverse Voltage: 5V
- Role: Addressable RGB LED
- Role Details: Bottom-side top-board glow LED in daisy chain
- Product Info Url: https://lcsc.com/product-detail/Light-Emitting-Diodes-LED_Worldsemi-WS2812B-2020_C965555.html
- Forward Voltage: Red: 2.0V to 2.2V
Green: 3.0V to 3.2V
Blue: 3.0V to 3.2V
- Manufacturer Name: worldsemi
- Package or Case Code: LED-SMD_4P-L2.0-W2.0-TL_WS2812B-2020
- JLCPCB Part Class: Extended Part
- Manufacturer Part Number: WS2812B-2020
- Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2012110135_Worldsemi-WS2812B-2020_C965555.pdf
- Part Type: Light Emitting Diodes (LED)
- LCSC Part Number: C965555
**Pins:**
- DI [pin 3]
- DO [pin 1]
- GND [pin 2]
- VDD [pin 4]
### LED4 — [WS2812B-2020](https://www.flux.ai/lcsc/ws2812b-2020~kra3.md)
- LCSC Part Number: C965555
- Role: Addressable RGB LED
- Part Type: Light Emitting Diodes (LED)
- Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2012110135_Worldsemi-WS2812B-2020_C965555.pdf
- Manufacturer Part Number: WS2812B-2020
- Role Details: Bottom-side top-board glow LED in daisy chain
- JLCPCB Part Class: Extended Part
- Package or Case Code: LED-SMD_4P-L2.0-W2.0-TL_WS2812B-2020
- Manufacturer Name: worldsemi
- Forward Voltage: Red: 2.0V to 2.2V
Green: 3.0V to 3.2V
Blue: 3.0V to 3.2V
- Product Info Url: https://lcsc.com/product-detail/Light-Emitting-Diodes-LED_Worldsemi-WS2812B-2020_C965555.html
- Max Reverse Voltage: 5V
- Max Forward Current: 20mA
**Pins:**
- DI [pin 3]
- DO [pin 1]
- GND [pin 2]
- VDD [pin 4]
### LED5 — [WS2812B-2020](https://www.flux.ai/lcsc/ws2812b-2020~kra3.md)
- Role Details: Bottom-side top-board glow LED in daisy chain
- Max Reverse Voltage: 5V
- Max Forward Current: 20mA
- Product Info Url: https://lcsc.com/product-detail/Light-Emitting-Diodes-LED_Worldsemi-WS2812B-2020_C965555.html
- Forward Voltage: Red: 2.0V to 2.2V
Green: 3.0V to 3.2V
Blue: 3.0V to 3.2V
- Manufacturer Name: worldsemi
- Package or Case Code: LED-SMD_4P-L2.0-W2.0-TL_WS2812B-2020
- JLCPCB Part Class: Extended Part
- Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2012110135_Worldsemi-WS2812B-2020_C965555.pdf
- Manufacturer Part Number: WS2812B-2020
- Part Type: Light Emitting Diodes (LED)
- LCSC Part Number: C965555
- Role: Addressable RGB LED
**Pins:**
- DI [pin 3]
- DO [pin 1]
- GND [pin 2]
- VDD [pin 4]
### LED6 — [WS2812B-2020](https://www.flux.ai/lcsc/ws2812b-2020~kra3.md)
- LCSC Part Number: C965555
- JLCPCB Part Class: Extended Part
- Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2012110135_Worldsemi-WS2812B-2020_C965555.pdf
- Manufacturer Part Number: WS2812B-2020
- Part Type: Light Emitting Diodes (LED)
- Role Details: Bottom-side top-board glow LED in daisy chain
- Forward Voltage: Red: 2.0V to 2.2V
Green: 3.0V to 3.2V
Blue: 3.0V to 3.2V
- Manufacturer Name: worldsemi
- Package or Case Code: LED-SMD_4P-L2.0-W2.0-TL_WS2812B-2020
- Max Reverse Voltage: 5V
- Max Forward Current: 20mA
- Product Info Url: https://lcsc.com/product-detail/Light-Emitting-Diodes-LED_Worldsemi-WS2812B-2020_C965555.html
- Role: Addressable RGB LED
**Pins:**
- DI [pin 3]
- DO [pin 1]
- GND [pin 2]
- VDD [pin 4]
### LED7 — [WS2812B-2020](https://www.flux.ai/lcsc/ws2812b-2020~kra3.md)
- LCSC Part Number: C965555
- Part Type: Light Emitting Diodes (LED)
- Manufacturer Part Number: WS2812B-2020
- Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2012110135_Worldsemi-WS2812B-2020_C965555.pdf
- JLCPCB Part Class: Extended Part
- Package or Case Code: LED-SMD_4P-L2.0-W2.0-TL_WS2812B-2020
- Manufacturer Name: worldsemi
- Forward Voltage: Red: 2.0V to 2.2V
Green: 3.0V to 3.2V
Blue: 3.0V to 3.2V
- Product Info Url: https://lcsc.com/product-detail/Light-Emitting-Diodes-LED_Worldsemi-WS2812B-2020_C965555.html
- Role Details: Bottom-side top-board glow LED in daisy chain
- Max Forward Current: 20mA
- Max Reverse Voltage: 5V
- Role: Addressable RGB LED
**Pins:**
- DI [pin 3]
- DO [pin 1]
- GND [pin 2]
- VDD [pin 4]
### LED8 — [WS2812B-2020](https://www.flux.ai/lcsc/ws2812b-2020~kra3.md)
- LCSC Part Number: C965555
- Role: Addressable RGB LED
- Role Details: Bottom-side top-board glow LED in daisy chain
- JLCPCB Part Class: Extended Part
- Part Type: Light Emitting Diodes (LED)
- Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2012110135_Worldsemi-WS2812B-2020_C965555.pdf
- Manufacturer Part Number: WS2812B-2020
- Manufacturer Name: worldsemi
- Forward Voltage: Red: 2.0V to 2.2V
Green: 3.0V to 3.2V
Blue: 3.0V to 3.2V
- Package or Case Code: LED-SMD_4P-L2.0-W2.0-TL_WS2812B-2020
- Max Reverse Voltage: 5V
- Max Forward Current: 20mA
- Product Info Url: https://lcsc.com/product-detail/Light-Emitting-Diodes-LED_Worldsemi-WS2812B-2020_C965555.html
**Pins:**
- DI [pin 3]
- DO [pin 1]
- GND [pin 2]
- VDD [pin 4]
### LED9 — [WS2812B-2020](https://www.flux.ai/lcsc/ws2812b-2020~kra3.md)
- Role: Addressable RGB LED
- Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2012110135_Worldsemi-WS2812B-2020_C965555.pdf
- Manufacturer Part Number: WS2812B-2020
- Part Type: Light Emitting Diodes (LED)
- Role Details: Bottom-side top-board glow LED in daisy chain
- JLCPCB Part Class: Extended Part
- LCSC Part Number: C965555
- Product Info Url: https://lcsc.com/product-detail/Light-Emitting-Diodes-LED_Worldsemi-WS2812B-2020_C965555.html
- Max Reverse Voltage: 5V
- Max Forward Current: 20mA
- Package or Case Code: LED-SMD_4P-L2.0-W2.0-TL_WS2812B-2020
- Forward Voltage: Red: 2.0V to 2.2V
Green: 3.0V to 3.2V
Blue: 3.0V to 3.2V
- Manufacturer Name: worldsemi
**Pins:**
- DI [pin 3]
- DO [pin 1]
- GND [pin 2]
- VDD [pin 4]
### Q1 — [AO3401A](https://www.flux.ai/lcsc/ao3401a~wvl4.md)
- Manufacturer Part Number: AO3401A
- Transistor Type: P-channel MOSFET
- Product Info Url: https://lcsc.com/product-detail/Others_Youtai-Semiconductor-Co-Ltd-AO3401A-4-1A_C347476.html
- Drain to Source Voltage: 30V
- Part Type: MOSFETs
- Role Details: High-side load reverse-polarity MOSFET; protects downstream load only unless per-cell faults are separately validated. Library metadata conflict corrected from N-channel to P-channel intent for AO3401A.
- Continuous Drain Current: 5A at 25°C
- LCSC Part Number: C347476
- Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2311091734_UMW-Youtai-Semiconductor-Co---Ltd--AO3401A_C347476.pdf
- JLCPCB Part Class: Extended Part
- Manufacturer Name: UMW(友台半导体)
- Package or Case Code: SOT-23_L2.9-W1.3-P1.90-LS2.4-BR
- Role: Reverse Polarity Protection
**Pins:**
- D [pin 3]
- G [pin 1]
- S [pin 2]
### SW1 — [SK-3296S-01-L1](https://www.flux.ai/lcsc/sk-3296s-01-l1~tbmz.md)
- Manufacturer Name: XKB Connectivity(中国星坤)
- Product Info Url: https://lcsc.com/product-detail/Toggle-Switches_XKB-Enterprise-SK-3296S-01-L1_C319020.html
- Role: Power Switch
- Role Details: Main on/off slide switch between battery and protected rail
- Manufacturer Part Number: SK-3296S-01-L1
- Package or Case Code: SW-SMD_3P-P1.50_L2.7-W6.6
- LCSC Part Number: C319020
- Part Type: Slide Switches
- Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2110151630_XKB-Connection-SK-3296S-01-L1_C319020.pdf
**Pins:**
- 0 [pin 0]
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
### U1 — [ATTINY1614-SSFR](https://www.flux.ai/lcsc/attiny1614-ssfr~urw0.md)
- Part Type: ATMEL & AVR
- Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2304140030_Microchip-Tech-ATTINY1614-SSFR_C141724.pdf
- JLCPCB Part Class: Extended Part
- Role: MCU
- LCSC Part Number: C141724
- Manufacturer Name: MICROCHIP(美国微芯)
- Manufacturer Part Number: ATTINY1614-SSFR
- Product Info Url: https://lcsc.com/product-detail/ATMEL-AVR_Microchip-Tech_ATTINY1614-SSFR_Microchip-Tech-ATTINY1614-SSFR_C141724.html
- Role Details: ATtiny1614 badge LED animation controller on bottom board back face
- Package or Case Code: SOIC-14_L8.7-W3.9-P1.27-LS6.0-BL
**Pins:**
- GND [pin 14]
- PA0/~{RESET}/UPDI [pin 10]
- PA1 [pin 11]
- PA2 [pin 12]
- PA3/EXTCLK [pin 13]
- PA4 [pin 2]
- PA5 [pin 3]
- PA6 [pin 4]
- PA7 [pin 5]
- PB0 [pin 9]
- PB1 [pin 8]
- TOSC1/PB3 [pin 6]
- TOSC2/PB2 [pin 7]
- VDD [pin 1]
*The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/stikk/w00c0n-30th-anniversary-two-board-badge~no](https://www.flux.ai/stikk/w00c0n-30th-anniversary-two-board-badge~no).*
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*Generated from [https://www.flux.ai/stikk/w00c0n-30th-anniversary-two-board-badge~no](https://www.flux.ai/stikk/w00c0n-30th-anniversary-two-board-badge~no)*