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SPX432N/TR PDF预览

SPX432N/TR

更新时间: 2024-09-30 02:57:19
品牌 Logo 应用领域
西伯斯 - SIPEX 稳压器电源电路参考电压源输出元件
页数 文件大小 规格书
11页 139K
描述
1.24V Precision Adjustable Shunt Regulator

SPX432N/TR 技术参数

是否Rohs认证: 不符合生命周期:Obsolete
包装说明:TO-92, 3 PINReach Compliance Code:unknown
风险等级:5.16Is Samacsys:N
其他特性:OUTPUT VOLTAGE ADJUSTABLE FROM 1.24V TO 18V模拟集成电路 - 其他类型:TWO TERMINAL VOLTAGE REFERENCE
JESD-30 代码:O-XBCY-W3JESD-609代码:e0
功能数量:1输出次数:1
端子数量:3最高工作温度:105 °C
最低工作温度:最大输出电压:1.2524 V
最小输出电压:1.2276 V标称输出电压:1.24 V
封装主体材料:UNSPECIFIED封装等效代码:SIP3,.1,50
封装形状:ROUND封装形式:CYLINDRICAL
峰值回流温度(摄氏度):NOT APPLICABLE认证状态:Not Qualified
子类别:Voltage References最大供电电压 (Vsup):18 V
最小供电电压 (Vsup):1.24 V表面贴装:NO
技术:BIPOLAR最大电压温度系数:50 ppm/ °C
温度等级:OTHER端子面层:Tin/Lead (Sn/Pb)
端子形式:WIRE端子节距:1.27 mm
端子位置:BOTTOM处于峰值回流温度下的最长时间:NOT APPLICABLE
微调/可调输出:YES最大电压容差:1%
Base Number Matches:1

SPX432N/TR 数据手册

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®
SPX432  
1.24V Precision Adjustable Shunt Regulator  
Anode  
3
FEATURES  
Low Voltage Operation, 1.24V  
Trimmed Bandgap to 0.5% and 1%  
Wide Operating Current, 1mA to 80mA  
Adjustable Output Voltage, VREF to 18V  
Extended Temp.Range: 0°C to 105°C  
Low Temperature Coefficient, 50 ppm/°C  
Offered in TO-92, SOIC, SOT-23-3  
Replacement for TLV431, AS432  
SPX432  
3 Pin SOT-23  
1
Ref  
2
Cathode  
Now Available in Lead Free Packaging  
Refer to page 11 for other pinouts.  
APPLICATIONS  
Single Supply Amplifier  
Monitors / VCRs / TVs  
Personal Computers  
Switching Power Supplies  
Adjustable Supplies  
Error Amplifiers  
Voltage References  
DESCRIPTION  
The SPX432 is a 3-terminal adjustable shunt voltage regulator providing a highly accurate 1.24V  
bandgap reference with 0.5% tolerance. The SPX432’s thermal stability, wide operating current  
(80mA) and temperature range (0°C to 105°C) makes it suitable for a variety of applications. SPX432  
tolerance of 0.5% is proven to be sufficient to overcome all of the other errors in the system to virtually  
eliminate the need for trimming in the power supply manufactures’ assembly lines and contribute a  
significant cost savings.  
The SPX432 is an ideal voltage reference in an isolated feedback circuit for switch mode power  
supplies. SPX432 offers many advantages over the TLV431 such as wider output voltage (18V vs.  
6V), higher output current (80mA vs. 15mA) and a wider operating temperature range with a tighter  
tolerance down to 0.5%.  
BLOCK DIAGRAM  
Cathode (K)  
Reference  
(R)  
+
-
1.24V  
Anode (A)  
Date: 12/11/04  
SPX432 1.24V Precision Adjustable Shunt Regulator  
© Copyright 2004 Sipex Corporation  
1

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