UC3525ADW, ШИМ контроллер, 35В-4.5В питание, 500кГц, 5.2В/100мА выход [SOIC-16]

Flyback Controller, Voltage Control, Texas Instruments
The isolated-flyback power supply controller provides Constant-Voltage (CV) and Constant-Current (CC) output regulation to improve transient response to large load steps. Primary-Side Regulation (PSR) eliminates the need for an Optocoupler.