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LT3007ITS8-5#TRMPBF

产品描述IC REG LINEAR 5V 20MA TSOT23-8
产品类别半导体    电源管理   
文件大小383KB,共20页
制造商Linear ( ADI )
官网地址http://www.analog.com/cn/index.html
标准
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LT3007ITS8-5#TRMPBF概述

IC REG LINEAR 5V 20MA TSOT23-8

LT3007ITS8-5#TRMPBF规格参数

参数名称属性值
输出配置
输出类型固定
稳压器数1
电压 - 输入(最大值)45V
电压 - 输出(最小值/固定)5V
压降(最大值)0.5V @ 20mA
电流 - 输出20mA
电流 - 静态(Iq)6µA
PSRR54dB(120Hz)
控制特性使能
保护功能过流,超温,反极性
工作温度-40°C ~ 125°C
安装类型表面贴装
封装/外壳SOT-23-8 薄型,TSOT-23-8
供应商器件封装TSOT-23-8

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FEATURES
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LT3007 Series
3µA I
Q
, 20mA, 45V
Low Dropout Fault Tolerant
Linear Regulators
DESCRIPTION
The
LT
®
3007
series are micropower, low dropout voltage
(LDO) linear regulators. The devices supply 20mA output
current with a dropout voltage of 300mV. No-load quies-
cent current is 3µA. Ground pin current remains at less
than 5% of output current as load increases. In shutdown,
quiescent current is less than 1µA.
The LT3007 regulators optimize stability and transient
response with low ESR ceramic capacitors, requiring a
minimum of only 2.2µF. The regulators do not require
the addition of ESR as is common with other regulators.
Internal protection circuitry includes current limiting,
thermal limiting, reverse-battery protection and reverse-
current protection.
The LT3007 series are ideal for applications that require
moderate output drive capability coupled with ultralow
standby power consumption. The device is available in
fixed output voltages of 1.2V, 1.5V, 1.8V, 2.5V, 3.3V and
5V, and an adjustable version with an output voltage range
of 0.6V to 44.5V. The LT3007 is available in the thermally
enhanced 8-lead TSOT-23 package.
L,
LT, LTC, LTM, Linear Technology and the Linear logo are registered and ThinSOT is a
trademark of Linear Technology Corporation. All other trademarks are the property of their
respective owners.
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FMEA Fault Tolerant:
Output Stays at or Below Regulation Voltage During
Adjacent Pin Short or if a Pin Is Left Floating
Ultralow Quiescent Current: 3µA
Input Voltage Range: 2.0V to 45V
Output Current: 20mA
Dropout Voltage: 300mV
Adjustable Output (V
ADJ
= V
OUT(MIN)
= 600mV)
Fixed Output Voltages: 1.2V, 1.5V, 1.8V, 2.5V, 3.3V, 5V
Output Tolerance:
±2%
Over Load, Line and
Temperature
Stable with Low ESR, Ceramic Output Capacitors
(2.2µF Minimum)
Shutdown Current: <1µA
Current Limit Protection
Reverse-Battery Protection
Thermal Limit Protection
TSOT-23 Package
APPLICATIONS
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Automotive
Low Current Battery-Powered Systems
Keep-Alive Power Supplies
Remote Monitoring
Utility Meters
Low Power Industrial Applications
TYPICAL APPLICATION
3.3V, 20mA Supply with Shutdown
V
IN
3.8V TO
45V
IN
1µF
OUT
LT3007-3.3
SHDN
SENSE
2.2µF
DROPOUT VOLTAGE (mV)
V
OUT
3.3V
20mA
Dropout Voltage/Quiescent Current
500
450
400
350
300
250
200
150
100
50
0
–50 –25
0
0
25 50 75 100 125 150
TEMPERATURE (°C)
3007 TA01b
3007fa
I
LOAD
= 20mA
6
DROPOUT
VOLTAGE
5
QUIESCENT CURRENT (µA)
4
I
Q
3
2
1
GND
3007 TA01a
For more information
www.linear.com/LT3007
1

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