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AP3989, AP3988 PRIMARY SIDE POWER SWITCHER

AP3989 Description

A Product Line of Diodes Incorporated AP3988/89/90 PRIMARY SIDE POWER SWITCHER FOR OFF-LINE SMPS .
The AP3988/89/90 is a performance enhanced power switcher for power supplies with better conversion efficiency, better voltage & current accuracy, and.

AP3989 Features

* Primary Side Control for Eliminating Opto-coupler Secondary CV/CC Control Circuitry Built-in NPN Transistor with 700VCBO Low Start-up Current: 0.2A (Typ. ) Internal Output Cable Voltage Drop Compensation Hiccup Function to Improve Short Circuit P

AP3989 Applications

* include charger, adapter for ADSL, home appliance power supply, LED lighting power supply and PC auxiliary power supplies. The controller regulates the output voltage and current in the primary side by piece-wise Pulse Frequency Modulation (pPFM) in discontinuous conduction mode (DCM). The system op

📥 Download Datasheet

This datasheet PDF includes multiple part numbers: AP3989, AP3988. Please refer to the document for exact specifications by model.
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Datasheet Details

Part number
AP3989, AP3988
Manufacturer
DIODES ↗
File Size
418.18 KB
Datasheet
AP3988-Diodes.pdf
Description
PRIMARY SIDE POWER SWITCHER
Note
This datasheet PDF includes multiple part numbers: AP3989, AP3988.
Please refer to the document for exact specifications by model.

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PRIMARY SIDE POWER SWITCHER Diodes
Diodes AP3989-like datasheet