# Cold Copper Robot Maid
## Description
Welcome to your new project. Imagine what you can build here.
## Project Details
- **Owner:** aryansaini
- **Created:** 2/11/2025
- **Last Updated:** 2/11/2025
- **Visibility:** Public
## Key Components
### D1 — [1N4007W](https://www.flux.ai/vasy_skral/1n4007w~xpy.md)
- Manufacturer Part Number: 1N4007W
- Manufacturer Name: Shandong Jingdao Microelectronics
- License: https://creativecommons.org/licenses/by/4.0/
- Datasheet URL: https://www.evvosemi.com/Uploads/file/20240515/2024051515581665.pdf
- Part Type: Diode
**Pins:**
- A [pin 2]
- K [pin 1]
### Q1 — [N-Channel MOSFET](https://www.flux.ai/jharwinbarrozo/n-channel-mosfet~dm7.md)
- Threshold Voltage: 20mV
- Part Type: MOSFET
- Beta: 1.5
**Pins:**
- DRAIN [pin 2]
- GATE [pin 1]
- SOURCE [pin 3]
### Q2 — [N-Channel MOSFET](https://www.flux.ai/jharwinbarrozo/n-channel-mosfet~dm7.md)
- Beta: 1.5
- Part Type: MOSFET
- Threshold Voltage: 20mV
**Pins:**
- DRAIN [pin 2]
- GATE [pin 1]
- SOURCE [pin 3]
### T1 — Step Down Transformer
- Ratio: 0.5
- Coupling Coefficient: 0.99
- Primary Inductance: 4H
**Pins:**
- P1
- P2
- S1
- S2
### U1 — [SG3525AN](https://www.flux.ai/adrian95/sg3525an~8cs.md)
- Part Type: Integrated Circuit
- License: https://creativecommons.org/licenses/by/4.0/
- Manufacturer Name: STMicroelectronics
- Datasheet URL: https://www.st.com/content/ccc/resource/technical/document/datasheet/c0/12/98/4a/3b/1a/4b/8b/CD00000958.pdf/files/CD00000958.pdf/jcr:content/translations/en.CD00000958.pdf
- Manufacturer Part Number: SG3525AN
**Pins:**
- +VI [pin 15]
- COMP. [pin 9]
- CT [pin 5]
- DISCHARGE [pin 7]
- GROUND [pin 12]
- INV._INPUT [pin 1]
- N.I.INPUT [pin 2]
- OSC.OUTPUT [pin 4]
- OUTPUT_A [pin 11]
- OUTPUT_B [pin 14]
- RT [pin 6]
- SHUTDOWN [pin 10]
- SOFT-START [pin 8]
- SYNC [pin 3]
- VC [pin 13]
- VREF [pin 16]
*The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/aryansaini/cold-copper-robot-maid~cn](https://www.flux.ai/aryansaini/cold-copper-robot-maid~cn).*
---
*Generated from [https://www.flux.ai/aryansaini/cold-copper-robot-maid~cn](https://www.flux.ai/aryansaini/cold-copper-robot-maid~cn)*