Rev. 1.2

6/23/2015

International Rectifier

Page 13 of 20

PROPRIETARY INFORMATION - This document and the information contained therein are proprietary and are not to be reproduced, used or disclosed

to others for manufacture or any other purpose except as specifically authorized in writing by

INTERNATIONAL RECTIFIER.

110Vac, 120W load startup

110Vac, no load startup

The switching frequency sweeps from 180khz to regulation frequency in 20ms~30ms, prevents high current

5.2 Dynamic Load Response and Regulation Waveforms

Test Conditions: Peak Load (8A to +B and -B); No Load (0A)

110Vac, 8A dynamic load to each rail

8A peak current, 20Hz, 50% duty-cycle

+B

+B