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DP1803 - Quasi-Resonant PSR CC/CV PWM Power Switch

Datasheet Summary

Description

DP1803 is a high performance Quasi Resonant (QR) Primary Side Regulation (PSR) PWM power switch with high precision CV/CC control ideal for charger appl

Features

  • Low Cost Solution Built-in 800V power BJT.
  • Quasi-Resonant Primary Side Regulation (QR-PSR) Control with High Efficiency.
  • Multi-Mode PSR Control.
  • Fast Dynamic Response.
  • Built-in Dynamic Base Drive.
  • Audio Noise Free Operation.
  • ±4% CC and CV Regulation.
  • Low Standby Power.

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Datasheet preview – DP1803

Datasheet Details

Part number DP1803
Manufacturer DEVELOPER MICROELECTRONICS
File Size 1.61 MB
Description Quasi-Resonant PSR CC/CV PWM Power Switch
Datasheet download datasheet DP1803 Datasheet
Additional preview pages of the DP1803 datasheet.

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Full PDF Text Transcription

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DP1803 Quasi-Resonant PSR CC/CV PWM Power Switch FEATURES  Low Cost Solution Built-in 800V power BJT  Quasi-Resonant Primary Side Regulation (QR-PSR) Control with High Efficiency  Multi-Mode PSR Control  Fast Dynamic Response  Built-in Dynamic Base Drive  Audio Noise Free Operation  ±4% CC and CV Regulation  Low Standby Power <70mW  Programmable Cable Drop Compensation (CDC) in CV Mode  Built-in AC Line & Load CC Compensation  Build in Protections:  Short Load Protection (SLP)  Cycle-by-Cycle Current Limiting  Leading Edge Blanking (LEB)  Pin Floating Protection  VDD OVP & UVP & Clamp  Over temperature protection(OTP)  Available with DP1803 Versions in SOP-7 Package APPLICATIONS  Battery Chargers for Cellular Phones  AC/DC Power Adapter and LED Lightings GENERAL DESCR
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