AP3710M-G1

LOW POWER PWM CONTROLLER FOR OFF-LINE ADAPTER

General Description

The AP3710 is a green-mode PWM controller, its main applications are low power supplies such as offline battery chargers, adapters, STB and other auxiliary supplies, where the needs for low no load power, low total cost and high reliability are all required.

Features

· Current Mode Control with Skip Cycle Capability

· Low Start-up Current: 0.25 mA

· Low Operating Current: 0.45mA

· Output Current Capacity: 900 mA

· Fixed Switching Frequency: 60 kHz

· Frequency Dithering for Low EMI

· Under-Voltage Lockout with Hysteresis

· Built-in Slope Compensation

· Short Circuit Protection

· Open and Short Circuit Protection for OptoCoupler

· Maximum Input Power is 0.2W under No Load

· Maximum Input Power is 1W under 0.5W Load

· Low Total Cost Solution

Applications

· Adapters

· Battery Chargers

· Set Top Boxes

· Auxiliary Supplies

· DVD