Datasheet > NCP3231A

NCP3231A

更新时间： 2024-11-24 01:23:27

品牌	Logo	应用领域
安森美 - ONSEMI		/
页数	文件大小	规格书
14页	153K
描述
High Current Synchronous Buck Converter

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NCP3231A 数据手册

NCP3231A

High Current Synchronous

Buck Converter

The NCP3231A is a high current, high efficiency, voltage−mode

synchronous buck converter which operates from 4.5 V to 18 V input

and generates output voltages down to 0.6 V at up to 25 A.

www.onsemi.com

Features

• Wide Input Voltage Range from 4.5 V to 18 V

• 0.6 V Internal Reference Voltage

• 500 kHz Switching Frequency

MARKING

DIAGRAM

• External Programmable Soft−start

• Lossless Low−side FET Current Sensing

• Output Over−voltage Protection and Under−voltage Protection

• System Over−temperature Protection using a Thermistor or Sensor

• Hiccup Mode Operation for All Faults

• Pre−bias Start−up

NCP3231A

AWLYYWWG

QFN40 6x6, 0.5P

CASE 485CM

NCP3231A = Specific Device Code

= Assembly Location

= Wafer Lot

= Year

• Adjustable Output Voltage

= Work Week

= Pb−Free Package

• Power Good Output

• Internal Over−temperature Protection

• This is a Pb−Free Device*

PIN CONNECTIONS

Typical Applications

• Cellular Base Stations

• ASIC, FPGA, DSP and CPU Core and I/O Supplies

• Telecom and Network Equipment

• Server and Storage System

VIN

VCC

VIN

EP42

GND

EP41

VIN

PGND

VSWH

PGND

36 BST

VSW

PGND 17

PGND 18

VSWH

EP43

PGND

(TOP VIEW)

ORDERING INFORMATION

†

Device

NCP3231AMNTXG

Package

Shipping

QFN40

2500 /

(Pb−Free)

Tape & Reel

†For information on tape and reel specifications,

including part orientation and tape sizes, please

refer to our Tape and Reel Packaging Specification

Brochure, BRD8011/D.

*For additional information on our Pb−Free strategy and soldering details, please

download the ON Semiconductor Soldering and Mounting Techniques

Reference Manual, SOLDERRM/D.

Publication Order Number:

May, 2015 − Rev. 3

NCP3231A/D

12 3 4 5 6 7...14

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