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LM431ACMX PDF预览

LM431ACMX

更新时间: 2024-09-25 04:20:07
品牌 Logo 应用领域
美国国家半导体 - NSC 稳压器电源电路参考电压源光电二极管输出元件
页数 文件大小 规格书
13页 870K
描述
Adjustable Precision Zener Shunt Regulator

LM431ACMX 技术参数

是否Rohs认证: 不符合生命周期:Transferred
包装说明:SOIC-8Reach Compliance Code:not_compliant
ECCN代码:EAR99HTS代码:8542.39.00.01
风险等级:5.03Is Samacsys:N
其他特性:OUTPUT VOLTAGE ADJUSTABLE FROM 2.5 TO 36V WITH TWO EXTERNAL RESISTORS模拟集成电路 - 其他类型:TWO TERMINAL VOLTAGE REFERENCE
JESD-30 代码:R-PDSO-G8JESD-609代码:e0
长度:4.9 mm湿度敏感等级:1
功能数量:1输出次数:1
端子数量:8最高工作温度:70 °C
最低工作温度:最大输出电流:0.1 A
最大输出电压:2.55 V最小输出电压:2.44 V
标称输出电压:2.495 V封装主体材料:PLASTIC/EPOXY
封装代码:SOP封装等效代码:SOP8,.25
封装形状:RECTANGULAR封装形式:SMALL OUTLINE
峰值回流温度(摄氏度):235认证状态:Not Qualified
座面最大高度:1.75 mm子类别:Voltage References
最大供电电流 (Isup):1 mA表面贴装:YES
技术:BIPOLAR最大电压温度系数:97.338 ppm/ °C
温度等级:COMMERCIAL端子面层:Tin/Lead (Sn/Pb)
端子形式:GULL WING端子节距:1.27 mm
端子位置:DUAL处于峰值回流温度下的最长时间:30
微调/可调输出:YES宽度:3.9 mm
Base Number Matches:1

LM431ACMX 数据手册

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March 2005  
LM431  
Adjustable Precision Zener Shunt Regulator  
General Description  
Features  
n Average temperature coefficient 50 ppm/˚C  
The LM431 is a 3-terminal adjustable shunt regulator with  
guaranteed temperature stability over the entire temperature  
range of operation. It is now available in a chip sized pack-  
age (4-Bump micro SMD) using National’s micro SMD pack-  
age technology. The output voltage may be set at any level  
greater than 2.5V (VREF) up to 36V merely by selecting two  
external resistors that act as a voltage divided network. Due  
to the sharp turn-on characteristics this device is an excel-  
lent replacement for many zener diode applications.  
n Temperature compensated for operation over the full  
temperature range  
n Programmable output voltage  
n Fast turn-on response  
n Low output noise  
n LM431 in micro SMD package  
n See AN-1112 for micro SMD considerations  
Connection Diagrams  
TO-92: Plastic Package  
SOT-23: 3-Lead Small Outline  
01005528  
Top View  
01005501  
Top View  
4-Bump micro SMD  
SO-8: 8-Pin Surface Mount  
01005554  
Top View  
01005502  
(bump side down)  
Top view  
Note: *NC = Not internally connected. Must be electrically isolated from the rest of the circuit for the microSMD package.  
© 2005 National Semiconductor Corporation  
DS010055  
www.national.com  

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