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UPC1944

更新时间: 2024-01-04 03:47:23
品牌 Logo 应用领域
日电电子 - NEC 稳压器
页数 文件大小 规格书
12页 79K
描述
ADJUSTABLE PRECISION SHUNT REGULATORS

UPC1944 技术参数

是否Rohs认证: 符合生命周期:Active
零件包装代码:SOT-89包装说明:, TO-243
针数:3Reach Compliance Code:compliant
ECCN代码:EAR99HTS代码:8542.39.00.01
风险等级:5.6其他特性:THE OUTPUT VOLTAGE CAN BE SET TO ANY VALUE BETWEEN 1.26V AND 24V BY TWO EXTERNAL RESISTORS
模拟集成电路 - 其他类型:TWO TERMINAL VOLTAGE REFERENCEJESD-30 代码:R-PSSO-F3
JESD-609代码:e6长度:4.5 mm
功能数量:1输出次数:1
端子数量:3最高工作温度:85 °C
最低工作温度:-30 °C最大输出电压:1.29 V
最小输出电压:1.23 V标称输出电压:1.26 V
封装主体材料:PLASTIC/EPOXY封装等效代码:TO-243
封装形状:RECTANGULAR封装形式:SMALL OUTLINE
峰值回流温度(摄氏度):260认证状态:Not Qualified
座面最大高度:1.6 mm子类别:Voltage References
表面贴装:YES技术:BIPOLAR
最大电压温度系数:207.039 ppm/ °C温度等级:OTHER
端子面层:TIN BISMUTH端子形式:FLAT
端子节距:1.5 mm端子位置:SINGLE
处于峰值回流温度下的最长时间:10微调/可调输出:YES
最大电压容差:2.4%宽度:2.5 mm
Base Number Matches:1

UPC1944 数据手册

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DATA SHEET  
BIPOLAR ANALOG INTEGRATED CIRCUIT  
µ PC1943,1944  
ADJUSTABLE PRECISION SHUNT REGULATORS  
DESCRIPTION  
The µ PC1943,1944 are adjustable precision shunt regulators with guaranteed thermal stability. The output voltage can  
be set to any value between reference voltage (1.26 V) and 24 V by two external resistors.  
These ICs can apply to error amplifier of switching regulators.  
FEATURES  
• Low voltage operation and High accuracy.  
• Adjustable output voltage by two external resistors.  
• Pin compatible to µ PC1093.  
VREF = 1.26 V ± 2.4 %  
VREF VOUT 24 V  
ORDERING INFORMATION  
BLOCK DIAGRAM  
Part Number  
Package  
K
µPC1943T  
µPC1944T  
µPC1944J  
µPC1944GR  
Power mini mold (SOT-89)  
Power mini mold (SOT-89)  
3-pin plastic SIP (TO-92)  
REF  
8-pin plastic SOP (5.72 mm (225))  
A
PIN CONFIGURATION (Marking Side)  
Power mini mold (SOT-89)  
3-pin plastic SOP (5.72 mm (225))  
3-pin plastic SIP (TO-92)  
µPC1943T  
µPC1944T  
µPC1944GR  
µPC1944J  
A
A
K
NC  
NC  
NC  
1
2
3
4
8
7
6
5
REF  
NC  
A
1
2
3
1
2
3
1
2
3
NC  
REF  
A
K
K
A
REF  
A: Anode  
REF A  
K
K: Cathode  
REF: Reference  
NC: No Connection  
The information in this document is subject to change without notice. Before using this document, please  
confirm that this is the latest version.  
Not all devices/types available in every country. Please check with local NEC representative for  
availability and additional information.  
Document No. G10239EJ3V0DS00 (3rd edition)  
(Previous No. IC-3454)  
Date Published March 2000 NS CP (K)  
Printed in Japan  
The mark shows major revised points.  
1994, 2000  
©

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