NCP1581 Datasheet (ON Semiconductor) - High Frequency Synchronous Step-Down PWM Controller

NCP1581, High Frequency Synchronous Step-Down PWM Controller

Block Diagram NCP1581 NCP1581 Table 1.

PIN FUNCTION DESCRIPTION Pin Name Description 1 FB Inverting input to the error amplifier.

This pin is connected to the output of the regulator via resistor divider to set the output voltage and provide feedback to the error amplifier.

2 VP/EN Dua

NCP1581 Features

* a programmable soft start set by an external capacitor, under

* voltage lockout and output under

* voltage detection that latches off the device when an output short is detected. Features

* Power up Sequencing / Tracking

* Enable Input

* Internal 400 kHz Oscillato