ST Life.augmented

Auxiliary Power Supply and Wall-Plug Adaptor

Common auxiliary ower supply uses fly-back topology. However at very low power the buck topology is used. Typically these are low power solutions with very low cost and low stand-by consumption. The block diagram facilitates your selection among a wide selection of recommended applicable products.

Design Support


Technical Documentation

Application Notes

Description Version Size
AN4007: EVLVIP37LE5V3A: 15 W (5 V - 3 A) wide range single-output demonstration board
2.0 1,371 KB
AN4116: STEVAL-ISA112V1: 12 V/4 W, 115 kHz non-isolated flyback
1.0 3,783 KB
AN4209: Design methodology for repetitive voltage suppressors (RVS) in repetitive mode: STRVS
2.0 648 KB
AN4345: STEVAL-ISA119V1: 1.5 W double output buck product evaluation board based on the VIPER16LD
1.0 2,912 KB

Publications and Collaterals


Description Version Size
How to implement negative SMPS for AC switch control
0 KB
Feedback Form
Customer Feedback