Description

The FA7636P is a dual channel PWM-type switching power supply control IC. It can drive Pch-MOSFET directly and is optimal for large power DC-DC converters. This IC has all the necessary protection functions for a power MOSFET. It is ideal for portable equipment power supplies that use low-voltage input to output relatively large power.

Specifications and features

• Dual channel PWM-type switching power supply control
• ±2.6% (VREF) and ±3% (VB) reference voltage
• Low voltage operation (Vcc: 5 to 20V)
• Drive circuit for connecting a Pch-MOSFET
• Overload cutoff circuit with timer latch circuit
• Soft start circuit
• Undervoltage lockout function (UVLO)
• Pulse-by-pulse overcurrent limiting function
• Output ON/OFF control function for each channel
• Master-slave synchronized operation without external components
• Maximum operating frequency is 500kHz

Application Scenarios

The FA7636P can be used in various applications, including:

• Large power DC-DC converters
• Portable equipment power supplies

Comparison

- Can drive Pch-MOSFET directly

- Optimal for large power DC-DC converters

- Provides necessary protection functions for power MOSFET

- Suitable for portable equipment power supplies

- Low voltage operation

- None