NCP1509 - High Efficiency Synchronous Step-Down DC-DC Converter

Product Overview

ON Semiconductor

Datasheet Details

Part number	NCP1509
Manufacturer	ON Semiconductor
File Size	461.04 KB
Description	High Efficiency Synchronous Step-Down DC-DC Converter
Datasheet	NCP1509 Datasheet
Additional preview pages of the NCP1509 datasheet.

Product details

Description

Pin Number Name Type 1 GNDA Analog GND 2 GNDP Power GND 3 LX Power Output 4 VCCP Power Input 5 VCCA Power Input 6 FB Analog Input 7 CB0 Analog Input 8 CB1 Analog Input 9 SHD Analog Input 10 SYNC Analog Input Description Ground connection for the Analog Section of the IC.This is the GND for the FB, SYNC, CB0, CB1, PG and ENABLE pins.Ground connection for the N FET Power Stage.

Features

High Efficiency: 92.5% for 1.8 V Output at 3.6 V Input and 125 mA Load Current 91% for 1.8 V Output at 3.6 V Input and 300 mA Load Current.
Digital Programmable Output Voltages: 1.05, 1.35, 1.57 or 1.8 V.
Output Current up to 500 mA at Vin = 3.6 V.
Low Quiescent Current of 14 mA in Pulsed Switching Mode.
Low 0.2 mA Shutdown Current.
30°C to 85°C Operation Temperature.
Low Profile DFN Package.
Pb.
Free Packag.

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Published: Jun 17, 2010 |