FAN65004B is a wide VIN highly efficient synchronous buck regulator, with integrated high side and low side power MOSFETs. The device incorporates a fixed frequency voltage mode PWM controller supporting a wide voltage range from 4.5 V to 65 V and can handle continuous currents up to 6 A. FAN65004B includes a 0.67% accurate reference voltage to achieve tight regulation. The switching frequency can be programmed from 100 kHz to 1 Mhz.

Supports wide range of applications
Allows for optimization between size, efficiency, and maximum duty cycle
Maintain voltage accuracy
Best Efficiency at heavy loads and also at light loads
Fully protected against voltage, current and temperature faults
Improves efficiency by reducing power loss