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The JTM1547,JTM1547B is a high frequency, high efficiency D

时间:2015-08-22 16:49来源:未知 作者:oumao18 点击: 次
目录 1. 产品概述 2. 产品特点 3. 应用范围 4. 产品封装图 5. 电路原理图 6. 产品PDF文档 7. 功能概述 8 . 相关产品 一 , 产品概述( General Description) The JTM1547B is a high frequency, high efficiency DC t
目录
1.产品概述                       2.产品特点
3.应用范围                       4.产品封装图
5.电路原理图                    6.产品PDF文档 
7.功能概述                        8.相关产品

一,产品概述(General Description)         
     The JTM1547B is a high frequency, high efficiency DC to DC converter with an
integrated 3A, 0.1Ω power switch capable of providing an output voltage up to 26V.
The fixed 1.2MHz allows the use of small external inductions and capacitors and
provides fast transient response. It integrates Soft start, Comp,. only need few
components outside.
   It can be adjusted SW current limit by one resistor or one analog voltage.

二.产品特点(Features)
2.3V to 6V input voltage Rangel
Efficiency up to 96%
26V Boost converter with adjusted
switch current
1.2Mhz fixed Switching Frequency
Integrated soft-start
Adjustable current limit
Thermal Shutdown
Under voltage Lockout
SOT23-6 Package

三,应用范围 (Applications)
 
Handheld Devices
GPS Receiver
Digital Still Camera
Portable Applications
DSL Modem
PCMCIA Card
TFT LCD Bias Supply

四,产品封装图 (Package)


PIN
NUMBER		 PIN
NAME		 PIN DESCRIPTION
1 SW Switch pin
2 GND Ground
3 FB Feedback pin
4 EN Shutdown control input., Connect this pin to logic high level to enable the device
5 IN Input power supply pin
6 OC SW current limit setting pin, Set current limit by Rset or analog voltage

五,电路原理图



六.产品PDF文档  (责任编辑：oumao18)
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