# Hidden Red R2-D2
## Description
Design a Single sided PCB.
U1 - The LM324N is a standard 14PDIL package
Q1 - 2N4401TA
Q2 - TIP29AG
Resistors - Generic resistor - H_AXIAL-P10.16_D2.5
Pot - PT10LV10-201A2020
Capacitors - 120uF Electrolytic Capacitor
Diodes - 1N4148-1
LED - LED THT
Zener - 1N47733A
J1&J2 - TerminalBlock-01x02P-5.00mm
## Project Details
- **Owner:** mutshidzi
- **Created:** 9/2/2025
- **Last Updated:** 9/27/2025
- **Visibility:** Public
## Key Components
### D1 — [LED THT](https://www.flux.ai/jharwinbarrozo/led-tht~gr.md)
- Forward Voltage: 1.70
- Series Resistance: 0.42Ω
- Saturation Current: 93.2e-12A
- Breakdown Voltage: 0V
- Emission Coefficient: 3.73
**Pins:**
- A [pin 2]
- K [pin 1]
### D2 — [1N4148-1](https://www.flux.ai/gaby27/1n4148-1~89.md)
- Manufacturer Name: Microchip
- Manufacturer Part Number: 1N4148-1
- Datasheet URL: https://www.mouser.com/datasheet/2/308/1N914_D-1801484.pdf
- License: https://creativecommons.org/licenses/by/4.0/
- Part Type: Diode
**Pins:**
- A [pin 2]
- K [pin 1]
### D3 — [1N4148-1](https://www.flux.ai/gaby27/1n4148-1~89.md)
- License: https://creativecommons.org/licenses/by/4.0/
- Part Type: Diode
- Datasheet URL: https://www.mouser.com/datasheet/2/308/1N914_D-1801484.pdf
- Manufacturer Part Number: 1N4148-1
- Manufacturer Name: Microchip
**Pins:**
- A [pin 2]
- K [pin 1]
### D4 — [1N4733A](https://www.flux.ai/lcsc/1n4733a~w54p.md)
- Product Info Url: https://lcsc.com/product-detail/Zener-Diodes_ON_1N4733A_1N4733A_C140851.html
- JLCPCB Part Class: Extended Part
- Manufacturer Part Number: 1N4733A
- LCSC Part Number: C140851
- Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2410010303_onsemi-1N4733A_C140851.pdf
- Package or Case Code: DO-41_BD2.4-L4.7-P8.70-D0.9-RD
- Part Type: Zener Diodes
- Manufacturer Name: onsemi(安森美)
**Pins:**
- A [pin 2]
- C [pin 1]
### J1 — [TerminalBlock-01x02P-5.00mm](https://www.flux.ai/vasy_skral/terminalblock-01x02p-500mm~h4.md)
- Part Type: Connector
**Pins:**
- P1 [pin 2]
- P2 [pin 1]
### J2 — [TerminalBlock-01x02P-5.00mm](https://www.flux.ai/vasy_skral/terminalblock-01x02p-500mm~h4.md)
- Part Type: Connector
**Pins:**
- P1 [pin 2]
- P2 [pin 1]
### J3 — [PAD WITH HOLE 4mmx1.5mm](https://www.flux.ai/adrian95/pad-with-hole-4mmx15mm~wdx.md)
**Pins:**
- P1
### J4 — [PAD WITH HOLE 4mmx1.5mm](https://www.flux.ai/adrian95/pad-with-hole-4mmx15mm~wdx.md)
**Pins:**
- P1
### J5 — [PAD WITH HOLE 4mmx1.5mm](https://www.flux.ai/adrian95/pad-with-hole-4mmx15mm~wdx.md)
**Pins:**
- P1
### J6 — [PAD WITH HOLE 4mmx1.5mm](https://www.flux.ai/adrian95/pad-with-hole-4mmx15mm~wdx.md)
**Pins:**
- P1
### Q1 — [2N4401TA](https://www.flux.ai/lcsc/2n4401ta~gjs6.md)
- Manufacturer Name: onsemi(安森美)
- Package or Case Code: TO-92-3_L4.8-W3.7-P2.54-L
- Part Type: Bipolar Transistors - BJT
- Product Info Url: https://lcsc.com/product-detail/Transistors-NPN-PNP_ON-Semicon_2N4401TA_ON-Semicon-ON-2N4401TA_C128789.html
- Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/1810161816_onsemi-2N4401TA_C128789.pdf
- LCSC Part Number: C128789
- JLCPCB Part Class: Extended Part
- Manufacturer Part Number: 2N4401TA
**Pins:**
- B [pin 2]
- C [pin 3]
- E [pin 1]
### Q2 — [TIP29AG](https://www.flux.ai/lcsc/tip29ag~49og.md)
- JLCPCB Part Class: Extended Part
- Manufacturer Name: onsemi(安森美)
- LCSC Part Number: C897227
- Manufacturer Part Number: TIP29AG
- Package or Case Code: TO-220-3_L10.0-W4.5-P2.54-L
**Pins:**
- B [pin 1]
- C [pin 2]
- E [pin 3]
### U2 — LM324N
- Part Type: Operational Amplifier (OP-AMP)
- Manufacturer Part Number: LM324N
- Datasheet URL: https://www.ti.com/lit/ds/symlink/lm224.pdf
- Manufacturer Name: Texas Instruments
- License: https://creativecommons.org/licenses/by/4.0/
**Pins:**
- INPUT1- [pin 2]
- INPUT1+ [pin 3]
- INPUT2- [pin 6]
- INPUT2+ [pin 5]
- INPUT3- [pin 9]
- INPUT3+ [pin 10]
- INPUT4+_1 [pin 12]
- INPUT4+_2 [pin 13]
- OUT1 [pin 1]
- OUT2 [pin 7]
- OUT3 [pin 8]
- OUT4 [pin 14]
- VCC [pin 4]
- VEE/GND [pin 11]
*The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/mutshidzi/hidden-red-r2-d2~3b](https://www.flux.ai/mutshidzi/hidden-red-r2-d2~3b).*
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*Generated from [https://www.flux.ai/mutshidzi/hidden-red-r2-d2~3b](https://www.flux.ai/mutshidzi/hidden-red-r2-d2~3b)*