NCP5269 Datasheet (ON Semiconductor) - Synchronous Buck Controller

NCP5269, Synchronous Buck Controller

Pin No.

Symbol Description 1 EN Logic control for enabling the switcher.

Applying greater than 1.4 V will turn on the part.

Connect to GND to disable.

2 VCC Supply for analog circuit.

3 VID1 Logic input for reference voltage selector.

Use in conjunction with the VID0 pin to select among fou

NCP5269 Synchronous Buck Controller with Auto Power Saving Mode and 2-Bit VID Inputs for System Agent NCP5269 is a synchronous buck controller that is optimized for converting the battery voltage or adaptor voltage into power supply rails required in notebook and desktop system.

NCP5269 is designed for applications requiring dynamically selected slew rate controlled output voltages.

The soft start is programmed by a single capacitor.

Voltage identification logic inputs s

NCP5269 Features

* Wide Input Voltage Range: from 3.3 V to 28 V

* Three Selectable Fixed Frequency 300 kHz, 400 kHz or 600 kHz

* 2

* Bit VID Selects Four Independent Voltages from 0.65 V to 1.5 V

* ±1.0% System Accuracy

* Differential Remote Output Voltage Sensing