LM4040B:改进的、精密微功耗并联型电压基准,带有多种反向击穿电压

The LM4040 is a precision two-terminal shunt mode, bandgap voltage reference available in fixed reverse breakdown voltages of 2.048V, 2.500V, 3.000V, 3.3V, 4.096V, and 5.000V. Ideal for space-critical applications, the LM4040 is offered in the subminiature 3-pin SC70 surface-mount package (1.8mm x 1.8mm), 50% smaller than comparable devices in SOT23 surface-mount packages (SOT23 versions are also available). Laser-trimmed resistors ensure precise initial accuracy. With a 100ppm/°C temperature coefficient, the device is offered in four grades of initial accuracy ranging from 0.1% to 1%. The LM4040 has a 60µA to 15mA shunt current capability with low dynamic impedance, ensuring stable reverse breakdown voltage accuracy over a wide range of operating temperatures and currents. The LM4040 does not require an external stabilizing capacitor while ensuring stability with any capacitive load. The LM4040 is guaranteed over the temperature range of -40°C to +125°C. For a 1.225V output version, refer to the LM4041 data sheet.

关键特性
  • Ultra-Small 3-Pin SC70 Package
  • 0.1% (max) Initial Accuracy
  • 100ppm/°C (max) Temperature Coefficient Guaranteed over -40°C to +125°C Temperature Range
  • Wide Operating Current Range: 60µA to 15mA
  • Low 28µVRMS Output Noise (10Hz to 10kHz)
  • 2.048V, 2.500V, 3.000V, 3.3V, 4.096V, and 5.000V Fixed Reverse Breakdown Voltages
  • No Output Capacitors Required
  • Tolerates Capacitive Loads
功能框图
LM4040:典型工作电路
产品应用
  • 蜂窝电话
  • 工业过程控制
  • 笔记本电脑
  • 便携式电池供电设备
关键参数
Part NumberVOUT
(V)
Temp. Coeff.
(ppm/°C)
Initial Accuracy
(% max)
IREV
(µA)
IREV
(mA)
Oper. Temp.
(°C)
Package/PinsBudgetary
Price
max@ +25°CminmaxSee Notes
LM4040A
2.048
2.5
3
3.3
4.096
5
1000.16515
-40 to +85
-40 to +125
SC-70/3
SOT/3
$0.95 @1k
LM4040B1000.265
SC-70/3
SOT/3
$0.43 @1k
LM4040C1000.565
SC-70/3
SOT/3
$0.37 @1k
LM4040D150170
SC-70/3
SOT/3
$0.32 @1k
数据手册DataSheet
英文LM4040-LM4040D.pdfRev 8; 03/2013
质量和环境数据
订购型号
型号状况推荐替代产品封装温度RoHS/无铅
LM4040BEM3-2.1+生产中SOT,;3引脚;8mm²-40°C至+125°CRoHS/无铅:无铅
LM4040BEM3-2.1+T生产中SOT,;3引脚;8mm²-40°C至+125°CRoHS/无铅:无铅
LM4040BEM3-2.1-T停止供货LM4040BEM3-2.1+TSOT,;3引脚;8mm²-40°C至+125°CRoHS/无铅:否
LM4040BEM3-2.5+T生产中SOT;3引脚-40°C至+125°C参考数据资料
LM4040BEM3-2.5-T停止供货LM4040BEM3-2.5+TSOT,;3引脚;8mm²-40°C至+125°CRoHS/无铅:否
LM4040BEM3-3.0+生产中SOT,;3引脚;8mm²-40°C至+125°CRoHS/无铅:无铅
LM4040BEM3-3.0+T生产中SOT,;3引脚;8mm²-40°C至+125°CRoHS/无铅:无铅
LM4040BEM3-3.0-T停止供货LM4040BEM3-3.0+TSOT,;3引脚;8mm²-40°C至+125°CRoHS/无铅:否
LM4040BEM3-4.1+生产中SOT,;3引脚;8mm²-40°C至+125°CRoHS/无铅:无铅
LM4040BEM3-4.1+T生产中SOT,;3引脚;8mm²-40°C至+125°CRoHS/无铅:无铅
型号状况推荐替代产品封装:类型 引脚 占位面积封装图 编码/变更 *温度RoHS/无铅?
LM4040BEM3-4.1-T停止供货LM4040BEM3-4.1+TSOT,;3引脚;8mm²-40°C至+125°CRoHS/无铅:否
LM4040BEM3-5.0+生产中SOT,;3引脚;8mm²-40°C至+125°CRoHS/无铅:无铅
LM4040BEM3-5.0+T生产中SOT,;3引脚;8mm²-40°C至+125°CRoHS/无铅:无铅
LM4040BEM3-5.0-T停止供货LM4040BEM3-5.0+TSOT,;3引脚;8mm²-40°C至+125°CRoHS/无铅:否
LM4040BEX3-2.1-T停止供货SC-70,;3引脚;5.3mm²-40°C至+125°CRoHS/无铅:否
LM4040BEX3-2.5生产中LM4040BEX3-2.5 +TSC-70,;3引脚;5.3mm²-40°C至+125°CRoHS/无铅:否
LM4040BEX3-2.5+生产中SC-70,;3引脚;5.3mm²-40°C至+125°CRoHS/无铅:无铅
LM4040BEX3-2.5+T生产中SC-70,;3引脚;5.3mm²-40°C至+125°CRoHS/无铅:无铅
LM4040BEX3-2.5-T生产中SC-70,;3引脚;5.3mm²-40°C至+125°CRoHS/无铅:否
LM4040BEX3-3.0-T停止供货SC-70,;3引脚;5.3mm²-40°C至+125°CRoHS/无铅:否
型号状况推荐替代产品封装:类型 引脚 占位面积封装图 编码/变更 *温度RoHS/无铅?
LM4040BEX3-3.3+T生产中SC70;3引脚-40°C至+125°C参考数据资料
LM4040BEX3-3.3-T停止供货LM4040BEX3-3.3+TSC-70,;3引脚;5.3mm²-40°C至+125°CRoHS/无铅:否
LM4040BEX3-4.1+生产中SC-70,;3引脚;5.3mm²-40°C至+125°CRoHS/无铅:无铅
LM4040BEX3-4.1+T生产中SC-70,;3引脚;5.3mm²-40°C至+125°CRoHS/无铅:无铅
LM4040BEX3-4.1-T停止供货LM4040BEX3-4.1+TSC-70,;3引脚;5.3mm²-40°C至+125°CRoHS/无铅:否
LM4040BEX3-5.0生产中SC-70,;3引脚;5.3mm²-40°C至+125°CRoHS/无铅:否
LM4040BEX3-5.0+生产中SC-70,;3引脚;5.3mm²-40°C至+125°CRoHS/无铅:无铅
LM4040BEX3-5.0+T生产中SC-70,;3引脚;5.3mm²-40°C至+125°CRoHS/无铅:无铅
LM4040BEX3-5.0-T生产中SC-70,;3引脚;5.3mm²-40°C至+125°CRoHS/无铅:否
LM4040BIM3-2.1生产中SOT,;3引脚;8mm²-40°C至+85°CRoHS/无铅:否
型号状况推荐替代产品封装:类型 引脚 占位面积封装图 编码/变更 *温度RoHS/无铅?
LM4040BIM3-2.1+生产中SOT,;3引脚;8mm²-40°C至+85°CRoHS/无铅:无铅
LM4040BIM3-2.1+T生产中SOT,;3引脚;8mm²-40°C至+85°CRoHS/无铅:无铅
LM4040BIM3-2.1-T停止供货LM4040BIM3-2.1+TSOT,;3引脚;8mm²-40°C至+85°CRoHS/无铅:否
LM4040BIM3-2.5生产中SOT,;3引脚;8mm²-40°C至+85°CRoHS/无铅:否
LM4040BIM3-2.5+生产中SOT,;3引脚;8mm²-40°C至+85°CRoHS/无铅:无铅
LM4040BIM3-2.5+T生产中SOT,;3引脚;8mm²-40°C至+85°CRoHS/无铅:无铅
LM4040BIM3-2.5-T生产中SOT,;3引脚;8mm²-40°C至+85°CRoHS/无铅:否
LM4040BIM3-2.5/V+生产中SOT,;3引脚;8mm²-40°C至+125°CRoHS/无铅:无铅
LM4040BIM3-2.5/V+T生产中LM4040BIM3-2.5+TSOT,;3引脚;8mm²-40°C至+85°CRoHS/无铅:无铅
LM4040BIM3-3.0生产中SOT,;3引脚;8mm²-40°C至+85°CRoHS/无铅:否
型号状况推荐替代产品封装:类型 引脚 占位面积封装图 编码/变更 *温度RoHS/无铅?
LM4040BIM3-3.0+生产中SOT,;3引脚;8mm²-40°C至+85°CRoHS/无铅:无铅
LM4040BIM3-3.0+T生产中SOT,;3引脚;8mm²-40°C至+85°CRoHS/无铅:无铅
LM4040BIM3-3.0-T停止供货LM4040BIM3-3.0+TSOT,;3引脚;8mm²-40°C至+85°CRoHS/无铅:否
LM4040BIM3-4.1+生产中SOT,;3引脚;8mm²-40°C至+85°CRoHS/无铅:无铅
LM4040BIM3-4.1+T生产中SOT,;3引脚;8mm²-40°C至+85°CRoHS/无铅:无铅
LM4040BIM3-4.1-T停止供货LM4040BIM3-4.1+TSOT,;3引脚;8mm²-40°C至+85°CRoHS/无铅:否
LM4040BIM3-5.0+生产中SOT,;3引脚;8mm²-40°C至+85°CRoHS/无铅:无铅
LM4040BIM3-5.0+T生产中SOT,;3引脚;8mm²-40°C至+85°CRoHS/无铅:无铅
LM4040BIM3-5.0-T停止供货LM4040BIM3-5.0+TSOT,;3引脚;8mm²-40°C至+85°CRoHS/无铅:否
LM4040BIX3-2.1+T生产中SC-70,;3引脚;5.3mm²-40°C至+85°CRoHS/无铅:无铅
LM4040-LM4040D.pdf LM4040D
LM4040-LM4040D.pdf LM4040D
LM4040C.pdf LM4040C
LM4040B.pdf LM4040D
LM4040D.pdf LM4040D
LM4040A.pdf LM4040A