Overview
Documentation for USB-PD powered modular synthesizer power supply.
Project Features
4-Stage Design
- USB-PD Power Supply (STUSB4500)
- DC-DC Converters (LM2596S x 3)
- Linear Regulators (LM7812/7805/7912)
- Protection Circuit (PTC + Fuse + TVS)
Performance
- Output: +12V/1.5A, -12V/1A, +5V/1.5A
- Ripple: <1mVp-p
- Efficiency: 75-80%
- Protection: 2-stage (PTC auto-reset + fuse backup)