FAN7631 Overview
The FAN7631 is a pulse-frequency modulation controller for high-efficiency half-bridge resonant converters that includes a high-side gate drive circuit, an accurate current-controlled oscillator, and various protection functions.
FAN7631 Key Features
- Variable Frequency Control with 50% Duty Cycle
- High Efficiency with Zero-Voltage-Switching (ZVS)
- Up to 600kHz Operating Frequency
- Built-in High-Side Gate Driver
- High Gate-Driving Current: +500mA/-1000mA
- Programmable Dead Time with a Resistor
- Pulse Skipping and Burst Operation for Frequency
- Simple Remote On/Off Control with Latch or
- Protection Functions: Over-Voltage Protection
- Level-Change OCP Function During Startup
