Summary:
CX7537X is a high-performance secondary side synchronous rectification chip integrated synchronous rectification MOS, suitable for isolated synchronous rectification applications, especially suitable for high efficiency requirements in chargers.
CX7537X adopts the technology of primary side open detection and secondary side intermittent detection which can effectively avoid driver chip misoperation caused by excitation oscillation.
CX7537X integrates VCC undervoltage protection, overvoltage clamping, and driver foot anti-interference technologies Improve the conversion efficiency of the system.
Characteristic:
Isolated DCM control application
Original edge opening judgment
Secondary side intermittent judgment
VCC undervoltage protection
VCC overvoltage clamping
Application:
Charger
Power adapter
Set-top box power supply
Auxiliary power supply