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AP3776B Datasheet LOW POWER OFF-LINE PRIMARY SIDE REGULATION CONTROLLER

Manufacturer: Diodes Incorporated

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General Description

Pin Assignments The AP3776B is a high performance AC/DC power supply controller for battery charger and adapter applications.

It can meet less than 10mW standby power for “Super Star” charger criteria.

The device uses Pulse Frequency Modulation (PFM) method to build discontinuous conduction mode (DCM) flyback power supplies.

Overview

NEW PRODUCT AP3776B LOW POWER OFF-LINE PRIMARY SIDE REGULATION.

Key Features

  • Primary Side Control for Eliminating Opto-coupler.
  • 10mW No-load Input Power.
  • Compensation for External Component Temperature Variations.
  • Flyback Topology in DCM Operation.
  • Random Frequency Adjustment to Reduce System EMI.
  • Semi-valley Turn on for the Higher Efficiency.
  • Built-in Soft Start.
  • Over Voltage Protection.
  • Over Temperature Protection.
  • Short Circuit Protection.
  • AP4341, APR343 or APR3415 Awaking Signal Detection.
  • Audio Noise Redu.

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