Datasheet > ETQP4LR68XFC

ETQP4LR68XFC

更新时间： 2024-09-15 12:53:03

品牌	Logo	应用领域
英飞凌 - INFINEON		稳压器电感器测试功率感应器
页数	文件大小	规格书
35页	978K
描述
HIGHLY EFFICIENT INTEGRATED 9A, SYNCHRONOUS BUCK REGULATOR

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中文翻译

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数据手册

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ETQP4LR68XFC 数据手册

PD-97514

IR3859MPbF

HIGHLY EFFICIENT

SupIRBuck

INTEGRATED 9A, SYNCHRONOUS BUCK REGULATOR

Features

Description

•

Greater than 95% Maximum Efficiency

Wide Input Voltage Range 1.5V to 21V

Wide Output Voltage Range 0.7V to 0.9*Vin

Continuous 9A Load Capability

The IR3859 SupIRBuck^TMis an easy-to-use, fully

integrated and highly efficient DC/DC

synchronous Buck regulator. The MOSFETs co-

packaged with the on-chip PWM controller make

Integrated Bootstrap-diode

IR3859

space-efficient solution, providing

High Bandwidth E/A for excellent transient

performance

accurate power delivery for low output voltage

applications.

•

Programmable Switching Frequency up to 1.5MHz

Programmable Over Current Protection

Over Voltage Protection

IR3859 is a versatile regulator which offers

programmability of start up time, switching

frequency and current limit while operating in

wide input and output voltage range.

Dedicated input for output voltage monitoring

Programmable PGood output

Hiccup Current Limit

The switching frequency is programmable from

250kHz to 1.5MHz for an optimum solution.

Precision Reference Voltage (0.7V, +/-1%)

Programmable Soft-Start

Enable Input with Voltage Monitoring Capability

Enhanced Pre-Bias Start-up

It also features important protection functions,

such as Pre-Bias startup, hiccup current limit and

thermal shutdown to give required system level

security in the event of fault conditions.

Seq input for Tracking applications

External Synchronization

-40^oC to 125^oC operating junction temperature

Thermal Protection

4mm x 5mm Power QFN Package

Halogen Free, Lead Free and RoHS compliant

Applications

•

Distributed Point of Load Power Architectures

Netcom Applications

•

Server Applications

•

Storage Applications

Computing Peripheral Voltage Regulators

General DC-DC Converters

Embedded Telecom Systems

Fig. 1. Typical application diagram

Rev 5.0

12 3 4 5 6 7...35

中文翻译

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