LM4040A: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
LM4040:典型工作电路
LM4040:典型工作电路
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
数据手册DataSheet
语言下载文件备注
英文LM4040-LM4040D.pdfRev 9; 01/2016
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
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
LM4040AEM3-2.1停止供货LM4040AEM3-2.1+SOT,;3引脚;8mm²-40°C至+125°CRoHS/无铅:否
LM4040AEM3-2.1+生产中SOT,;3引脚;8mm²-40°C至+125°CRoHS/无铅:无铅
LM4040AEM3-2.1+T生产中SOT,;3引脚;8mm²-40°C至+125°CRoHS/无铅:无铅
LM4040AEM3-2.1-T停止供货LM4040AEM3-2.1+TSOT,;3引脚;8mm²-40°C至+125°CRoHS/无铅:否
LM4040AEM3-2.5停止供货LM4040AEM3-2.5+SOT,;3引脚;8mm²-40°C至+125°CRoHS/无铅:否
LM4040AEM3-2.5+生产中SOT,;3引脚;8mm²-40°C至+125°CRoHS/无铅:无铅
LM4040AEM3-2.5+T生产中SOT,;3引脚;8mm²-40°C至+125°CRoHS/无铅:无铅
LM4040AEM3-2.5-T停止供货LM4040AEM3-2.5+TSOT,;3引脚;8mm²-40°C至+125°CRoHS/无铅:否
LM4040AEM3-3.0+生产中SOT,;3引脚;8mm²-40°C至+125°CRoHS/无铅:无铅
LM4040AEM3-3.0+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?
LM4040AEM3-3.0-T停止供货LM4040AEM3-3.0+TSOT,;3引脚;8mm²-40°C至+125°CRoHS/无铅:否
LM4040AEM3-3.0/V+T生产中SOT,;3引脚;8mm²-40°C至+125°CRoHS/无铅:无铅
LM4040AEM3-4.1停止供货LM4040AEM3-4.1+SOT,;3引脚;8mm²-40°C至+125°CRoHS/无铅:否
LM4040AEM3-4.1+T生产中SOT,;3引脚;8mm²-40°C至+125°CRoHS/无铅:无铅
LM4040AEM3-4.1-T停止供货LM4040AEM3-4.1+TSOT,;3引脚;8mm²-40°C至+125°CRoHS/无铅:否
LM4040AEM3-5.0+生产中SOT,;3引脚;8mm²-40°C至+125°CRoHS/无铅:无铅
LM4040AEM3-5.0+T生产中SOT,;3引脚;8mm²-40°C至+125°CRoHS/无铅:无铅
LM4040AEM3-5.0-T停止供货LM4040AEM3-5.0+TSOT,;3引脚;8mm²-40°C至+125°CRoHS/无铅:否
LM4040AEX3-2.1+T生产中SC-70,;3引脚;5.3mm²-40°C至+125°CRoHS/无铅:无铅
LM4040AEX3-2.1-T停止供货LM4040AEX3-2.1+TSC-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?
LM4040AEX3-2.5+生产中SC-70,;3引脚;5.3mm²-40°C至+125°CRoHS/无铅:无铅
LM4040AEX3-2.5+T生产中SC-70,;3引脚;5.3mm²-40°C至+125°CRoHS/无铅:无铅
LM4040AEX3-2.5-T停止供货LM4040AEX3-2.5+TSC-70,;3引脚;5.3mm²-40°C至+125°CRoHS/无铅:否
LM4040AEX3-3.0+生产中SC-70,;3引脚;5.3mm²-40°C至+125°CRoHS/无铅:无铅
LM4040AEX3-3.0+T生产中SC-70,;3引脚;5.3mm²-40°C至+125°CRoHS/无铅:无铅
LM4040AEX3-3.0-T停止供货LM4040AEX3-3.0+TSC-70,;3引脚;5.3mm²-40°C至+125°CRoHS/无铅:否
LM4040AEX3-3.3+生产中SC-70,;3引脚;5.3mm²-40°C至+125°CRoHS/无铅:无铅
LM4040AEX3-3.3+T生产中SC-70,;3引脚;5.3mm²-40°C至+125°CRoHS/无铅:无铅
LM4040AEX3-3.3-T停止供货LM4040AEX3-3.3+TSC-70,;3引脚;5.3mm²-40°C至+125°CRoHS/无铅:否
LM4040AEX3-4.1+生产中SC-70,;3引脚;5.3mm²-40°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?
LM4040AEX3-4.1+T生产中SC-70,;3引脚;5.3mm²-40°C至+125°CRoHS/无铅:无铅
LM4040AEX3-4.1-T停止供货LM4040AEX3-4.1+TSC-70,;3引脚;5.3mm²-40°C至+125°CRoHS/无铅:否
LM4040AEX3-5.0+生产中SC-70,;3引脚;5.3mm²-40°C至+125°CRoHS/无铅:无铅
LM4040AEX3-5.0+T生产中SC-70,;3引脚;5.3mm²-40°C至+125°CRoHS/无铅:无铅
LM4040AEX3-5.0-T停止供货LM4040AEX3-5.0+TSC-70,;3引脚;5.3mm²-40°C至+125°CRoHS/无铅:否
LM4040AIM3-2.1停止供货LM4040AIM3-2.1+SOT,;3引脚;8mm²-40°C至+85°CRoHS/无铅:否
LM4040AIM3-2.1+生产中SOT,;3引脚;8mm²-40°C至+85°CRoHS/无铅:无铅
LM4040AIM3-2.1+T生产中SOT,;3引脚;8mm²-40°C至+85°CRoHS/无铅:无铅
LM4040AIM3-2.1-T停止供货LM4040AIM3-2.1+TSOT,;3引脚;8mm²-40°C至+85°CRoHS/无铅:否
LM4040AIM3-2.5停止供货LM4040AIM3-2.5+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?
LM4040AIM3-2.5+生产中SOT,;3引脚;8mm²-40°C至+85°CRoHS/无铅:无铅
LM4040AIM3-2.5+T生产中SOT,;3引脚;8mm²-40°C至+85°CRoHS/无铅:无铅
LM4040AIM3-2.5-T停止供货LM4040AIM3-2.5+TSOT,;3引脚;8mm²-40°C至+85°CRoHS/无铅:否
LM4040AIM3-3.0停止供货LM4040AIM3-3.0+SOT,;3引脚;8mm²-40°C至+85°CRoHS/无铅:否
LM4040AIM3-3.0+生产中SOT,;3引脚;8mm²-40°C至+85°CRoHS/无铅:无铅
LM4040AIM3-3.0+T生产中SOT,;3引脚;8mm²-40°C至+85°CRoHS/无铅:无铅
LM4040AIM3-3.0-T停止供货LM4040AIM3-3.0+TSOT,;3引脚;8mm²-40°C至+85°CRoHS/无铅:否
LM4040AIM3-4.1停止供货LM4040AIM3-4.1+SOT,;3引脚;8mm²-40°C至+85°CRoHS/无铅:否
LM4040AIM3-4.1+生产中SOT,;3引脚;8mm²-40°C至+85°CRoHS/无铅:无铅
LM4040AIM3-4.1+T生产中SOT,;3引脚;8mm²-40°C至+85°CRoHS/无铅:无铅
LM4040-LM4040D.pdf LM4040D
LM4040A.pdf LM4040A