NCP4331 Datasheet (ON Semiconductor) - Synchronous Buck Controller

NCP4331, Synchronous Buck Controller

Pin Number Name Function 1 CSout Pin 1 is the output of the auxiliary error amplifier embedded in the NCP4331.

This allows for the prevention of excessive coil or load current.

Pin 1 can clamp the main error amplifier output.

Controlling the coil current by this auxiliary error amplifier ca

NCP4331 Features

* ăHigh Gate Drive Capability

* ăBootstrap for N-MOSFET High-Side Drive

* ăTwo Embedded Error Amplifiers Allowing Constant Current Constant Voltage (CCCV) Operation

* ă±1.5% Regulation Voltage Reference Over 0°C to 85°C Temperature Range

* ăProgrammable Soft-Start