DP1804 - DEVELOPER MICROELECTRONICS

DP1804 Quasi-Resonant PSR CC/CV PWM Power Switch

DP1804 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 750V 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 wit.