STEVAL-ISA009V1 Datasheet - STMicroelectronics
MFG CO.

STMicroelectronics
Description
This reference design board is an offline wide-range power supply that incorporates the VIPer53-E, and is set up for secondary regulation by driving the PWM controller through an optocoupler. The switching frequency is set at 100 kHz and the total output power is 24 W.
Features
◾ Switch-mode general-purpose power supply
◾ Current mode control with adjustable limitation
◾ 75% efficiency
◾ Output short-circuit and overload protection
◾ Thermal shutdown protection
◾ Meets EN55022 class B EMI specification
◾ Blue Angel compliant