AP3301

Document number: DS38018 Rev. 4 - 2

9 of 16

www.diodes.com

June 2016

© Diodes Incorporated

AP3301

PIN3 Utilization for BNO/SOVP/OCP COMP

DEM

VCC

SOVP/IBNI/IBNO

Operation Description

The AP3301 realizes Multi-Mode Operation including Burst mode, QR mode and CCM mode, which is specifically designed for off-line AC-DC

power supply used in LCD monitor, notebook adapter and battery charger applications. At medium load, the IC will enter valley lock QR mode

with frequency foldback to improve system efficiency and EMI performance. It offers a cost effective solution with a versatile protection function.

Figure 1

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