SSC3S921 Overview
The SSC3S921 is a controller with SMZ method for LLC current resonant switching power supplies, incorporating a floating drive circuit for a high-side power MOSFET. The IC includes useful functions such as Standby Function, Automatic Dead Time Adjustment, and Capacitive Mode Detection. The IC achieves high efficiency, low noise and high cost-performance power supply systems with few external ponents.
SSC3S921 Key Features
- Standby Mode Change Function ▫ Output Power at Light Load: PO = 125 mW (PIN = 0.27 W, as a reference with discharge resi
- PFC IC ON/OFF Function: In standby operation, the IC turns off PFC IC
- Soft-start Function
- Capacitive Mode Detection Function
- Reset Detection Function
- Automatic Dead Time Adjustment Function
- Input Electrolytic Capacitor Discharge Function
- Protections