BD90640EFJ-C is a step-down switching regulator controllers with integrated POWER MOSFET and has the capability to withstand high input voltage, providing a free setting function of operating frequency with external resistor. This switching regulator controller features a wide input voltage range (3.5 V to 36 V) and operating temperature range (-40 °C to +125 °C). Furthermore, an external synchronization input pin enables synchronous operation with external clock.
Integrated Pch POWER MOSFET Low Dropout: 100% ON Duty Cycle External Synchronization Enabled Soft Start Function: 1.38ms (f=500kHz) Current Mode Control Over Current Protection Low Supply Voltage Error Prevention Thermal Shut Down Protection Short Circuit Protection High power HRP7 package mounted Compact and High power HTSOP-J8 package mounted Load dump up to 42V.