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The JTMH7501 is a complete, cost effective, high- efficient

时间:2016-03-09 13:46来源:未知 作者:oumao18 点击:
目录 1. 产品概述 2. 产品特点 3. 应用范围 4. 技术规格书下载(产品PDF文档 ) 5. 产品封装图 6. 电路原理图 7. 功能概述 8 . 相关产品 一 , 产品概述( General Description) The JTMH7501 is a complete, cost eff
目录

,产品概述(General Description)      

   The JTMH7501 is a complete, cost effective, high- efficient solution for Li-Ion Battery Powered Mobile Supply.

VBAT is a complete constant-current/constant voltage linear charger for one cell lithium-ion battery. The charge
current of pre-charging and constant–current charging is adjustable and it can be programmed to 1A. An external sense
resistor sets the charge current with high accuracy.
VOUT5 (5V) is a step-up DC/DC converter with internal power MOSFETs.
It achieves 2A (with 2318 NMOSFET) continuous output current over a wide input supply range with excellent load and line
regulation. In addition, the JTMH7501 can be used as a 
flashlight.

The JTMH7501C is available in a low profile TSSOP-16L package and The JTMH7501S is available in a low profile SOP-16 package.

.产品特点(Features)

Ø  High Accuracy Linear Li-Lon Battery Charger

Ø  Programmable Charge Current up to 1A

Ø  Fixed Output Voltage: 5V

Ø  Input Voltage: up to 6V with Suitable MOSFET and Charging Current

Ø  STAT1, STAT2, STAT3, STAT4 Pins: Charging Status Indicators or Indicate the Capacity of Battery when Step-up

Ø  Flashlight Function with Sink Current up to 35mA

Ø  Short-Circuit Protection

Ø  Shutdown Step-up if No-Load

Ø  Minimal External Components

Ø  TSSOP-16L(JTMH7501C)/SOP-16(JTMH7501S) Package

,应用范围 (Applications)

Ø  Portable Devices and PDAs

Ø  MP3/MP4 Players

Ø  Wireless Handhelds

Ø  GPS Receivers, etc.

四.技术规格书下载(产品PDF)

JTMH7501

五,产品封装图 (Package)


六.电路原理图



,功能概述

VIN Voltage ……………………………………………….…………………….………….…… -0.3V ~ 15V
ENL, SW, PDRI Pin Voltages…………………………………………….…………….………-0.3V ~ 6.5V
SW Pin Current…..…………………………………………………………………………………………….4A
Operating Temperature Range (Note 2)......................................................................... –40℃ ~ +85℃
Operating Junction Temperature ………...................................................................... –40℃ ~+125℃
Storage Temperature Range ……………………………………………........................ –65℃ ~ +125℃
Lead Temperature (Soldering, 10 sec)........................................................................................ +265℃
八,相关芯片选择指南

JTMH6038-NG
JTMH6038-NGA
JTMH6202
JTMH6202B
JTMH6202C
JTMH6001
JTMH6001B
JTMH6014C
JTMH6009G
JTMH6017
JTMH6014
JTMH6075

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