FAN6920MRMY

PFC，Fairchild Semiconductor### 功率因数矫正 PFC，Fairchild SemiconductorPFC 控制器解决方案包括连续传导模式 CCM、临界的/临界导电模式 CrCM/BCM、交错式 PFC 控制器、及 PFC 和 PWM 组合控制器。 所有控制器提供软启动、过压保护、开口反馈保护、过电流保护、输入电压缺乏保护、欠压闭锁保护的集成保护功能。

Description

The highly integrated FAN6920MR combines Power Factor Correction PFC controller and quasi-resonant PWM controller. Integration provides cost-effective design and reduces external components.

Features

  Integrated PFC and Flyback Controller

  Critical-Mode PFC Controller

  Zero-Current Detection for PFC Stage

  Quasi-Resonant Operation for PWM Stage

  Internal Minimum 5µs tOFFfor QR PWM Stage

  Internal 5ms Soft-Start for PWM

  Brownout Protection

  High / Low Line Over-Power Compensation

  Auto-Recovery Over-Current Protection

  Auto-Recovery Open-Loop Protection

  Externally Auto-Recovery Triggering RT Pin

  Adjustable Over-Temperature Protection

  VDD Pin and Output Voltage OVP Auto-Recovery

  Internal Over-Temperature Shutdown 140°C

Applications

  AC/DC NB Adapters

  Open-Frame SMPS

  Battery Charger