AP8022A PWM CONTROLLER

AiT Semiconductor

Description

AiT Semiconductor Inc.www.ait-ic.com AP8022A PWM CONTROLLER CC/CV PRIMARY-SIDE POWER SWITCH .
AP8022A is a high performance offline PSR power switch for low power AC/DC charger and adapter applications.

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Datasheet Specifications

Part number: AP8022A
Manufacturer: AiT Semiconductor
File Size: 479.42 KB
Datasheet: AP8022A-AiTSemiconductor.pdf
Description: PWM CONTROLLER

Features

* Primary side Sensing and Regulation Without A431 and Opto-Coupler
* High Precision Constant Voltage and Current Regulation at Universal AC Input
* Multi-mode PWM/PFM Operation for Efficiency Improving
* Integrated 2A 1000V MOSFET
* Good Dynamic Response with Synchronous Rectifi

Applications

* It operates in primary-side sensing and regulation. Consequently, opto-coupler and A431 could be eliminated. Proprietary Constant Voltage (CV) and Constant Current (CC) control is integrated as shown in the figure below. Typical lCC/CV Curve In CC control, the current and output power setting can

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AP8022A PWM CONTROLLER AiT Semiconductor

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