BP8521C Description
BP8521C is a highly integrated non-isolated buck constant voltage driver chip without VCC capacitor applied for 85Vac~265Vac universal voltage input nonisolated power supply. BP8521C integrates a 550V power switch and current sampling, as well as a freewheeling diode. It adopts voltage and current control technology.
BP8521C Key Features
- No VCC capacitor
- Low standby power consumption <50mW
- Fixed 3.3V output voltage
- Internal integrated 550V power MOSFET
- HV start-up and power supply circuit
- Reduced audible noise at light load
- Frequency jittering technology to improve EMI
- Internal soft start
- prehensive protections
- Overload protection (OLP)