Datasheet > A7539E3VR-R

A7539E3VR-R

更新时间： 2024-11-24 00:55:03

品牌	Logo	应用领域
创瑞 - AITSEMI		DC-DC转换器
页数	文件大小	规格书
8页	281K
描述
DC-DC CONVERTER BOOST CONTROL SYNCHRONOUS

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中文翻译

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数据手册

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A7539E3VR-R 数据手册

A7539

DC-DC CONVERTER BOOST (STEP-UP)

AiT Semiconductor Inc.

www.ait-ic.com

0.8V STARTUP, 1A PFM CONTROL SYNCHRONOUS

DESCRIPTION

FEATURES

A7539 series is a high efficiency, low ripple, high

frequency PFM control DC-DC boost converter.



Maximum efficiency: 94%

Maximum operating frequency: 300kHz

Low Quiescent Current: 15μA

Output Voltage: 1.8V ~ 5.0V (step 0.1V)

Output Accuracy: ± 2.5%

A7539 series requires only three external

components, the device can change the low

voltage input of battery step-up into output voltages

for electronic devices.

Input voltage: 0.9V ~ 6.5V

low ripple and low noise

Small volume

The A7539 is available in SOT-23 and SOT-25

packages.

Available in SOT-23 and SOT-25 Packages

APPLICATION

ORDERING INFORMATION



1 to 3 batteries of electronic equipment

Electronic dictionaries, digital cameras

LED flashlights, LED Light

Package Type

Part Number

Blood pressure monitors, MP3, remote control toys

Wireless headsets, wireless mouse, keyboard

Medical devices, anti-lost alarm

A7539E3R-XX

A7539E3VR-XX

A7539E5R-XX

A7539E5VR-XX

SOT-23

SPQ: 3,000pcs/Reel

SOT-25

Car alarm, charger, VCR, PDA and other

handheld electronic devices

SPQ: 3,000pcs/Reel

XX: Output Voltage, 33=3.3V,

V: Halogen free Package

R: Tape & Reel

Note

TYPICAL APPLICATION

AiT provides all RoHS products

REV1.1

- JUN 2014 RELEASED, JUN 2018 UPDATED -

- 1 -

12 3 4 5 6 7 8

中文翻译

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