Infineon ICE5AR4780BZSXKLA1, 1 Power Switch IC 7-Pin, DIP

The Infineon fixed frequency 700 V/800 V CoolSET is the 5 th generation of fixed frequency integrated power IC optimized for off-line switch mode power supply in cascode configuration. The CoolSET package has 2 separate chips inside

Enhanced Active Burst Mode with selectable entry and exit standby power
Digital frequency reduction for better overall system efficiency
Fast start-up achieved with cascode configuration
DCM and CCM operation with slope compensation
Frequency jitter and soft gate driving for low EMI
Built-in digital soft start
Integrated error amplifier to support direct feedback in non-isolated fly back
Comprehensive protection with VCC over voltage,
VCC under voltage, overload/open loop, over temperature
All protections are in auto restart mode