wmd6c-servo
ChipCreates
Open source digital servo replacement module for the Sony Walkman WM-D6C. Replaces the CX20084 servo IC, CP304 boost converter, and CN301 power jack with a single STM32G0B1-based PCB. Dual variant: USB-C PD or polarity-agnostic barrel jack input. Bare-metal C firmware. CERN OHL-P v2 / MIT / CC BY 4.0.
Components (38)
| Reference | Value | Description |
|---|---|---|
| Q2 | MMBT3904 | 0.2A Ic, 40V Vce, Small Signal NPN Transistor, SOT-23 |
| U6 | AP63203WU-7 | Buck Switching Regulator IC Positive Fixed 3.3V 1 Output 2A SOT-23-6 Thin, TSOT-23-6 |
| U7 | IP2721 | PD3.0 Physical Layer IC for USB TYPE-C input Interfaces |
| U8 | MT3608 | High Efficiency 1.2MHz 2A Step Up Converter, 2-24V Vin, 28V Vout, 4A current limit, 1.2MHz, SOT23-6 |
| U9 | MCP1700x-330xxTT | 250mA Low Quiscent Current LDO, 3.3V output, SOT-23 |
| U10 |