DP25131

DP25131 Low Cost Offline PSR CC/CV PWM Power Switch FEATURES  Low Cost Solution Built-in 800V power BJT  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 DP25131 Versions in SOP-8 Package APPLICATIONS  Battery Chargers for Cellular Phones  AC/DC Power Adapter and LED Lightings GENERAL DESCRIPTION DP25131 is a high performance Primary Side Regulation (PSR) PWM power switch with high precision CV/CC control ideal for charger applications. In CV mode, DP25131 adopts Multi Mode Control which uses the hybrid of AM (Amplitude M...