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LM4140 Voltage Reference 系列

1.2 - 系列电压基准IC 固定1.25V V ±0.1% 8 mA 8-SOIC

Texas Instruments 的 LM4140 系列电压参考 IC 设计用于在各种应用中提供稳定准确的参考电压。这些 IC 采用 8-SOIC 封装,并提供不同的固定输出电压,包括 1.25V、1.024V、2.048V 等。每个变体均指定可提供低漂移和高温度及时间稳定性的精密参考电压。如果您正在设计电源供应、模拟电路或需要稳定参考电压的任何系统,这些 IC 是理想选择。它们特别适用于需要高精度和稳定性的精密放大器、ADC/DAC 参考电源以及通用参考电压等应用。当工程师需要一种可以在宽输入电压范围内可靠运行并在长时间内保持稳定的精密参考时,往往会选用这种 IC。一个实际观察是,LM4140 系列以其低功耗著称,使其适合于电池供电设备。此外,其低压差电压意味着即使在供应电压接近参考电压的情况下也能有效工作,这对低压系统非常有利。另一个有用的功能是其宽广的输入电压范围,通常可达 5.6V,这使得它们能够与多种电源一起工作而无需额外的调节。

±0.1% 的精度规范确保参考电压高度稳定,减少了校准的需求并提高了整体系统性能。总体而言,LM4140 系列为需要精确且稳定的参考电压的应用提供了稳健的解决方案,使其在许多电子设计中不可或缺。

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LM4140 Voltage Reference - 型号列表

64 个型号

温度系数

其他名称

额定电压

最小输入电压

典型温度系数

标准包装数量

RoHS

包装方式

标称电压

输出电压(最大)

负载调整率

包装数量

替代型号

工厂包装数量

电源调整率

输出电流

静态电流 (Iq)

宽度

封装形式

拓扑

工作温度

零件状态

供电电压

电压基准

重量

引脚数

高度

长度

制造商零件编号库存价格产品类别产品标准包装数量工厂包装数量RoHS容差基准类型额定电压负载调整率输出电流通道数量最小输入电压静态电流 (Iq)精度 - 最高(最低)包装方式安装类型安装样式封装形式供应商器件封装系列拓扑工作温度温度系数电源调整率包装数量典型温度系数标准封装名称宽度引脚样式总长度位数外壳尺寸-插件印刷电路板数量供电电压零件状态输出电流1最大额定电流软件使用的IC/零件测试温度精度供电电流触点电压(最大)输出电流/通道高度长度制造商全称欧盟RoHS短路电流保护电压(VP)(2416)引脚数电压负载调整率冷却的封装尺寸/外形标称电压功能其他名称抗辐射加固输出电压(最大)可编程性重量替代型号SVHC海关税号电压基准最大持续工作电压(MCOV)端接方式材料表面处理基本单元二极管类型结工作温度稳压器类型SPG类型单元数量
LM4140CCM-1.0
2

V-Ref Precision 1.024V 8mA 8-Pin SOIC N Rail Voltage & Current References V-Ref Precision 1.024V 8mA 8-Pin SOIC Rail IC VREF SERIES PREC 1.024V 8SOIC

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0-Voltage ReferencesRail / Tube95No±0.1%Precision1.024 V5(Typ) ppm/mA8 mA11.024V320µA0.1 %TubeSurface MountSMD/SMT8SOIC N8-SOICLM4140Series0 to 70 °C10 ppm/°C50(Typ) ppm/VSOIC10 PPM/CSOIC4(Max)Gull-wing5(Max)81.5(Max)8---------------8 mA5.6 V-------------------------
LM4140BCM-2.5
2

V-Ref Precision 2.5V 8mA 8-Pin SOIC N Rail Voltage & Current References V-Ref Precision 2.5V 8mA 8-Pin SOIC Rail IC VREF SERIES PREC 2.5V 8-SOIC

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0-Voltage ReferencesRail / Tube95No±0.1%Precision2.5 V5(Typ) ppm/mA8 mA12.5V320µA0.1 %TubeSurface MountSMD/SMT8SOIC N8-SOICLM4140Series0 to 70 °C6 ppm/°C50(Typ) ppm/VSOIC6 PPM/CSOIC4(Max)Gull-wing5(Max)81.5(Max)8---------------8 mA5.6 V-------------------------
LM4140ACM-1.0
2

V-Ref Precision 1.024V 8mA 8-Pin SOIC N Rail Voltage & Current References IC VREF SERIES PREC 1.024V 8SOIC Voltage References

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0-Voltage ReferencesRail / Tube95No±0.1%Precision1.024 V5(Typ) ppm/mA8 mA11.024V320µA0.1 %TubeSurface MountSMD/SMT8SOIC N8-SOICLM4140Series0 to 70 °C3 ppm/°C50(Typ) ppm/V-3 PPM/C----------------------8 mA5.6 V-------------------------
LM4140ACM-2.5
3

V-Ref Precision 2.5V 8mA 8-Pin SOIC N Rail V-Ref Precision 2.5V 8mA 8-Pin SOIC Rail IC VREF SERIES PREC 2.5V 8-SOIC Voltage References IC, SM, VOLT REF, 0.1%, 3PPM Precision Micropower Low Dropout Voltage Reference

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0-Voltage ReferencesRail / Tube95Contains lead / RoHS non-compliant±0.1%Precision2.5 V5(Typ) ppm/mA8 mA12.5V320µA0.1 %RailSurface MountSMD/SMT8SOIC N8-SOICLM4140Series0 to 70 °C3 ppm/°C50(Typ) ppm/VSOIC:3ppm/°CSOIC4(Max)Gull-wing5(Max)81.5(Max)8:0.1%NRND8CatalogSNVS053EView0 to 70----------:8---------0.0001LM4140ACM-2.5/NOPB:No SVHC (20-Jun-2013)85423990:2.5V:5.5V:SMD:MSL 1 - Unlimited:4140:Voltage Reference-----
LM4140ACM-2.0/NOPB
4

V-Ref Precision 2.048V 8mA 8-Pin SOIC N Rail V-Ref Precision 2.048V 8mA 8-Pin SOIC Rail IC VREF SERIES PREC 2.048V 8SOIC LM4140ACM-2.0, Voltage Reference 2.048V, 0.1% 8mA 5.6V Max. 8-Pin SOIC Voltage References Precision Micropower Low Dropout Voltage Reference Texas Instruments Fixed 2.048V 电压参考, ±0.1 %精确度, 8mA, 5.6 V输入, 8针 SOIC封装 Voltage References A 926-LM4140ACM20NOPB

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19095: ¥26.3636-Voltage ReferencesRail / Tube95Lead free / RoHS Compliant±0.1%Precision2.048 V5(Typ) ppm/mA8 mA12.048V320µA0.1 %RailSurface MountSMD/SMT8SOIC N8-SOICLM4140Series0 to 70 °C3 ppm/°C50(Typ) ppm/VSOIC±0.1 %SOIC3.9mmGull-wing5(Max)81.5(Max)81.024 1.25 2.048 2.5 4.096ACTIVE8CatalogSNVS053EView0 to 705 PPM/mA230 uA, 265 uA5.6 V8 mA1.45mm4.9mmTexas InstrumentsCompliant--850 ppm/VSOIC N4.9 x 3.9 x 1.45mm2.048VY-------------------
LM4140BCMX-4.1/NOPB
2

V-Ref Precision 4.096V 8mA 8-Pin SOIC N T/R V-Ref Precision 4.096V 8mA 8-Pin SOIC T/R IC VREF SERIES PREC 4.096V 8SOIC Voltage References Precision Micropower Low Dropout Voltage Reference Voltage References Precision Micropower Low Dropout Voltage Reference 8-SOIC 0 to 70

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0-Voltage ReferencesTape & Reel2500Lead free / RoHS Compliant±0.1%Precision4.096 V5(Typ) ppm/mA8 mA14.096V350µA0.1 %Tape and ReelSurface MountSMD/SMT8SOIC N8-SOICLM4140Series0 to 70 °C6 ppm/°C50(Typ) ppm/VSOIC-SOIC4(Max)Gull-wing5(Max)81.5(Max)81.024 1.25 2.048 2.5 4.096ACTIVE8CatalogSNVS053EView0 to 705 PPM/mA230 uA, 265 uA5.6 V8 mA1.45 mm4.9 mmTexas InstrumentsCompliant--------*LM4140BCMX-4.1/NOPB------------------
LM4140CCM-2.0
3

Voltage & Current References V-Ref Precision 2.048V 8mA 8-Pin SOIC Rail IC VREF SERIES PREC 2.048V 8SOIC IC, SM, VOLT REF, 0.1%, 10PPM

Texas Instruments

0-Voltage References9595No±0.1%Precision2.048 V5ppm/mA(Typ)8mA12.048V320µA0.1 %TubeSurface MountSMD/SMTSOIC-8 Narrow8-SOICLM4140Series References+ 70 C10ppm/°C50ppm/V(Typ)SOIC10 PPM/CSOIC4(Max)Gull-wing5(Max)81.5(Max)8:0.1%--------------8 mA5.6 V:8---------0.0001-:No SVHC (20-Jun-2013)85423990:2.048V:5.5V:SMD:MSL 1 - Unlimited:4140:Voltage Reference:80°C----
LM4140CCM-4.1
2

V-Ref Precision 4.096V 8mA 8-Pin SOIC N Rail Voltage & Current References V-Ref Precision 4.096V 8mA 8-Pin SOIC Rail IC VREF SERIES PREC 4.096V 8SOIC

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0-Voltage ReferencesRail / Tube95No±0.1%Precision4.096 V5(Typ) ppm/mA8 mA14.096V350µA0.1 %TubeSurface MountSMD/SMT8SOIC N8-SOICLM4140Series0 to 70 °C10 ppm/°C50(Typ) ppm/VSOIC10 PPM/CSOIC4(Max)Gull-wing5(Max)81.5(Max)8---------------8 mA5.6 V-------------------------
LM4140BCM-2.5/NOPB
5

V-Ref Precision 2.5V 8mA 8-Pin SOIC N Rail V-Ref Precision 2.5V 8mA 8-Pin SOIC Rail IC VREF SERIES PREC 2.5V 8-SOIC LM4140BCM-2.5/NOPB, Voltage Reference 2.5V, 0.1% 8mA 5.6V Max. 8-Pin SOIC Voltage References Precision Micropower Low Dropout Voltage Reference Texas Instruments Fixed 2.5V 电压参考, ±0.1 %精确度, 8mA, 5.6 V输入, 8针 SOIC封装 Voltage References Precision Micropower Low Dropout Voltage Reference 8-SOIC 0 to 70

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561: ¥47.668-Voltage ReferencesRail / Tube95Lead free / RoHS Compliant±0.1%Precision2.5 V5(Typ) ppm/mA8 mA12.5V320µA0.1 %RailSurface MountSMD/SMT8SOIC N8-SOICLM4140Series0 to 70 °C6 ppm/°C50(Typ) ppm/VSOIC±0.1 %SOIC3.9mmGull-wing5(Max)81.5(Max)81.024 1.25 2.048 2.5 4.096ACTIVE8CatalogSNVS053EView0 to 705 PPM/mA230 uA, 265 uA5.6 V8 mA1.45mm4.9mmTexas InstrumentsCompliant--850 ppm/VSOIC N4.9 x 3.9 x 1.45mm--LM4140BCM25NOPBNo2.5 VPrecision---------------
LM4140BCM-4.1/NOPB
5

V-Ref Precision 4.096V 8mA 8-Pin SOIC N Rail V-Ref Precision 4.096V 8mA 8-Pin SOIC Rail IC VREF SERIES PREC 4.096V 8SOIC LM4140BCM-4.1/NOPB, Voltage Reference 4.096V, 0.1% 8mA 5.6V Max. 8-Pin SOIC Voltage References Precision Micropower Low Dropout Voltage Reference Texas Instruments Fixed 4.1V 电压参考, ±0.1 %精确度, 8mA, 5.6 V输入, 8针 SOIC封装 Voltage References Precision Micropower Low Dropout Voltage Reference 8-SOIC 0 to 70

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0-Voltage ReferencesRail / Tube95Lead free / RoHS Compliant±0.1%Precision4.096 V5(Typ) ppm/mA8 mA14.096V350µA0.1 %RailSurface MountSMD/SMT8SOIC N8-SOICLM4140Series0 to 70 °C6 ppm/°C50(Typ) ppm/VSOIC±0.1 %SOIC3.9mmGull-wing5(Max)81.5(Max)81.024 1.25 2.048 2.5 4.096ACTIVE8CatalogSNVS053EView0 to 705 PPM/mA230 uA, 265 uA5.6 V8 mA1.45mm4.9mmTexas InstrumentsCompliant--850 ppm/VSOIC N4.9 x 3.9 x 1.45mm4.1VY-No4.096 VPrecision---------------
LM4140CCM-2.0/NOPB
6

V-Ref Precision 2.048V 8mA 8-Pin SOIC N Rail V-Ref Precision 2.048V 8mA 8-Pin SOIC Rail IC VREF SERIES PREC 2.048V 8SOIC LM4140CCM-2.0, Voltage Reference 2.048V, 0.1% 8mA 5.6V Max. 8-Pin SOIC Voltage References Voltage stabiliser; LDO, fixed; 2V; SMD; SO8 Precision Micropower Low Dropout Voltage Reference Texas Instruments Fixed 2.048V 电压参考, ±0.1 %精确度, 8mA, 5.6 V输入, 8针 SOIC封装 Voltage References Precision Micropower Low Dropout Voltage Reference 8-SOIC 0 to 70

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975134: ¥19.04-Voltage ReferencesRail / Tube95Lead free / RoHS Compliant±0.1%Precision2.048 V5(Typ) ppm/mA8 mA12.048V320µA0.1 %RailSurface MountSMD/SMT8SOIC N8-SOICLM4140Series0 to 70 °C10 ppm/°C50(Typ) ppm/VSOIC±0.1 %SOIC3.9mmGull-wing5(Max)81.5(Max)81.024 1.25 2.048 2.5 4.096ACTIVE8CatalogSNVS053EView0 to 705 PPM/mA230 uA, 265 uA5.6 V8 mA1.45mm4.9mmTexas InstrumentsCompliant--850 ppm/VSOIC N4.9 x 3.9 x 1.45mm2.048VY-No2.048 VPrecision1.46 g----------LDO, fixed5voltage stabiliser1
LM4140ACM-4.1
2

V-Ref Precision 4.096V 8mA 8-Pin SOIC N Rail V-Ref Precision 4.096V 8mA 8-Pin SOIC Rail IC VREF SERIES PREC 4.096V 8SOIC Voltage References Precision Micropower Low Dropout Voltage Reference

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0-Voltage ReferencesRail / Tube95Contains lead / RoHS non-compliant±0.1%Precision4.096 V5(Typ) ppm/mA8 mA14.096V350µA0.1 %RailSurface MountSMD/SMT8SOIC N8-SOICLM4140Series0 to 70 °C3 ppm/°C50(Typ) ppm/VSOIC-SOIC4(Max)Gull-wing5(Max)81.5(Max)81.024 1.25 2.048 2.5 4.096NRND8CatalogSNVS053EView0 to 70---------------------LM4140ACM-4.1/NOPB-------------
LM4140BCM-2.0/NOPB
4

V-Ref Precision 2.048V 8mA 8-Pin SOIC N Rail V-Ref Precision 2.048V 8mA 8-Pin SOIC Rail IC VREF SERIES PREC 2.048V 8SOIC LM4140BCM-2.0/NOPB, Voltage Reference 2.048V, 0.1% 8mA 5.6V Max. 8-Pin SOIC Voltage References Precision Micropower Low Dropout Voltage Reference Texas Instruments Fixed 2.048V 电压参考, ±0.1 %精确度, 8mA, 5.6 V输入, 8针 SOIC封装 Voltage References Precision Micropower Low Dropout Voltage Reference 8-SOIC 0 to 70

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0-Voltage ReferencesRail / Tube95Lead free / RoHS Compliant±0.1%Precision2.048 V5(Typ) ppm/mA8 mA12.048V320µA0.1 %RailSurface MountSMD/SMT8SOIC N8-SOICLM4140Series0 to 70 °C6 ppm/°C50(Typ) ppm/VSOIC±0.1 %SOIC3.9mmGull-wing5(Max)81.5(Max)81.024 1.25 2.048 2.5 4.096ACTIVE8CatalogSNVS053EView0 to 705 PPM/mA230 uA, 265 uA5.6 V8 mA1.45mm4.9mmTexas InstrumentsCompliant--850 ppm/VSOIC N4.9 x 3.9 x 1.45mm2.048VY-No2.048 VPrecision---------------
LM4140ACM-1.2
2

. LM4140ACM-1.2 - Series Voltage Reference IC Fixed 1.25V V ±0.1% 8 mA 8-SOIC from Texas Instruments. from now!

Texas Instruments Incorporated

981: ¥27.18-Voltage ReferencesRail / Tube95No±0.1%Precision1.25 V5(Typ) ppm/mA8 mA11.25V320µA0.1 %TubeSurface MountSMD/SMT8SOIC N8-SOICLM4140Series0 to 70 °C3 ppm/°C50(Typ) ppm/V95 | TUBE3 PPM/C-------1.024 1.25 2.048 2.5 4.096NRND8CatalogSNVS053EView0 to 70--------8 mA5.6 V-----------LM4140ACM-1.2/NOPB-------------
LM4140ACM-1.2/NOPB
5

. LM4140ACM-1.2/NOPB - Series Voltage Reference IC Fixed 1.25V V ±0.1% 8 mA 8-SOIC from Texas Instruments. from now!

Texas Instruments Incorporated

901: ¥46.9778-Voltage ReferencesRail / Tube95Lead free / RoHS Compliant±0.1%Precision1.25 V5(Typ) ppm/mA8 mA11.25V320µA0.1 %RailSurface MountSMD/SMT8SOIC N8-SOICLM4140Series0 to 70 °C3 ppm/°C50(Typ) ppm/VSOIC±0.1 %SOIC3.9mmGull-wing5(Max)81.5(Max)81.024 1.25 2.048 2.5 4.096ACTIVE8CatalogSNVS053EView0 to 705 PPM/mA230 uA, 265 uA5.6 V8 mA1.45mm4.9mmTexas InstrumentsCompliant--850 ppm/VSOIC N4.9 x 3.9 x 1.45mm1.25VY-No1.25 VPrecision---------------
LM4140BCMX-2.5/NOPB
2

V-Ref Precision 2.5V 8mA 8-Pin SOIC N T/R Voltage & Current References V-Ref Precision 2.5V 8mA 8-Pin SOIC T/R IC VREF SERIES PREC 2.5V 8-SOIC Voltage References Precision Micropower Low Dropout Voltage Reference Voltage References Precision Micropower Low Dropout Voltage Reference 8-SOIC 0 to 70

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101: ¥44.604-Voltage ReferencesTape & Reel2500RoHS Compliant±0.1%Precision2.5 V5(Typ) ppm/mA8 mA12.5V320µA0.1 %ReelSurface MountSMD/SMT8SOIC N8-SOICLM4140Series0 to 70 °C6 ppm/°C50(Typ) ppm/VSOIC6 PPM/CSOIC4(Max)Gull-wing5(Max)81.5(Max)81.024 1.25 2.048 2.5 4.096ACTIVE8CatalogSNVS053EView0 to 705 PPM/mA230 uA, 265 uA5.6 V8 mA1.45 mm4.9 mmTexas InstrumentsCompliant8 mA5.6 V------*LM4140BCMX-2.5/NOPB------------------
LM4140BCMX-1.0/NOPB
2

Voltage & Current References IC VREF SERIES PREC 1.024V 8SOIC Voltage References Precision Micropower Low Dropout Voltage Reference Voltage References Precision Micropower Low Dropout Voltage Reference 8-SOIC 0 to 70

Texas Instruments

101: ¥54.768-Voltage References2,5002500RoHS Compliant±0.1%Precision1.024 V5 PPM/mA8mA11.024V320µA0.1 %ReelSurface MountSMD/SMTSOIC-8 Narrow8-SOICLM4140Series References+ 70 C6ppm/°C-25006 PPM/C-------1.024 1.25 2.048 2.5 4.096ACTIVE8CatalogSNVS053EView0 to 705 PPM/mA230 uA, 265 uA5.6 V8 mA1.45 mm4.9 mmTexas Instruments-8 mA5.6 V------*LM4140BCMX-1.0/NOPB------------------
LM4140CCM-1.0/NOPB
5

V-Ref Precision 1.024V 8mA 8-Pin SOIC N Rail V-Ref Precision 1.024V 8mA 8-Pin SOIC Rail IC VREF SERIES PREC 1.024V 8SOIC LM4140CCM-1.0, Voltage Reference 1.024V, 0.1% 8mA 5.6V Max. 8-Pin SOIC Voltage References Prec MicroPwr LDO Vtg Ref Precision Micropower Low Dropout Voltage Reference Texas Instruments Fixed 1.024V 电压参考, ±0.1 %精确度, 8mA, 5.6 V输入, 8针 SOIC封装

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3091: ¥39.508-Voltage ReferencesRail / Tube95Lead free / RoHS Compliant±0.1%Precision1.024 V5(Typ) ppm/mA8 mA11.024V320µA0.1 %RailSurface MountSMD/SMT8SOIC N8-SOICLM4140Series0 to 70 °C10 ppm/°C50(Typ) ppm/VSOIC±0.1 %SOIC3.9mmGull-wing5(Max)81.5(Max)81.024 1.25 2.048 2.5 4.096ACTIVE8CatalogSNVS053EView0 to 705 PPM/mA230 uA, 265 uA5.6 V8 mA1.45mm4.9mmTexas InstrumentsCompliant--850 ppm/VSOIC N4.9 x 3.9 x 1.45mm1.024VY-------------------
LM4140ACMX-4.1/NOPB
2

Voltage & Current References V-Ref Precision 4.096V 8mA 8-Pin SOIC T/R IC VREF SERIES PREC 4.096V 8SOIC Voltage References Precision Micropower Low Dropout Voltage Reference Voltage References Precision Micropower Low Dropout Voltage Reference 8-SOIC 0 to 70

Texas Instruments

0-Voltage References2,5002500RoHS Compliant±0.1%Precision4.096 V5ppm/mA(Typ)8mA14.096V350µA0.1 %ReelSurface MountSMD/SMTSOIC-8 Narrow8-SOICLM4140Series References+ 70 C3ppm/°C50ppm/V(Typ)SOIC3 PPM/CSOIC4(Max)Gull-wing5(Max)81.5(Max)81.024 1.25 2.048 2.5 4.096ACTIVE8CatalogSNVS053EView0 to 705 PPM/mA230 uA, 265 uA5.6 V8 mA1.45 mm4.9 mmTexas InstrumentsCompliant8 mA5.6 V------*LM4140ACMX-4.1/NOPB------------------
LM4140ACMX-2.5/NOPB
2

Voltage & Current References V-Ref Precision 2.5V 8mA 8-Pin SOIC T/R IC VREF SERIES PREC 2.5V 8-SOIC Voltage References Precision Micropower Low Dropout Voltage Reference Voltage References Prec MicroPwr LDO Vtg Ref

Texas Instruments

101: ¥31.1325-Voltage References2,5002500RoHS Compliant±0.1%Precision2.5 V5ppm/mA(Typ)8mA12.5V320µA0.1 %ReelSurface MountSMD/SMTSOIC-8 Narrow8-SOICLM4140Series References+ 70 C3ppm/°C50ppm/V(Typ)SOIC3 PPM/CSOIC4(Max)Gull-wing5(Max)81.5(Max)81.024 1.25 2.048 2.5 4.096ACTIVE8CatalogSNVS053EView0 to 705 PPM/mA230 uA, 265 uA5.6 V8 mA1.45 mm4.9 mmTexas InstrumentsCompliant8 mA5.6 V------*LM4140ACMX-2.5/NOPB------------------
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