UCS1003-1
UCS1003-1 is USB Port Power Controller manufactured by Microchip Technology.
Features
- Port Power Switch with Two Current Limit Behaviors:
- 2.9V to 5.5V source voltage range
- Up to 3.0A current (2.85A typical) with 55 m on resistance
- Overcurrent trip or Constant-Current Limiting
- Soft turn-on circuitry
- Selectable current limit
- UCS1003-1 has programmable current limit via the SMBus 2.0/I2C protocol
- Dynamic thermal management
- Undervoltage Lockout (UVLO) and Overvoltage Lockout (OVLO)
- Backdrive, back-voltage protection
- Latch or auto-recovery (low test current) Fault handling
- Selectable active-high or active-low power switch enable
- BC1.2 VBUS discharge port renegotiation function
- Selectable/Automatic Cycling of Universal Serial Bus (USB) Data Line Charger Emulation Profiles:
- USB-IF BC1.2 Charging Downstream Port (CDP) and Dedicated Charging Port (DCP) modes, Chinese Telemunications Industry Standard YD/T 1591-2009 and most Apple® Inc., Samsung and RIM® protocols...
