INA281B2IDBVTAlternatives & Equivalent Parts

About INA281B2IDBVT

INA281B2IDBVT is a Integrated Circuit component manufactured by Texas Instruments. It comes in a SOT23 (5-Pin) package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.

Specification Comparison

ParameterINA281B2IDBVTSourceINA281B2IDBVRINA281B2QDBVRQ1INA281B1IDBVTSM15T12CAYSM15T39CAY
ManufacturerTexas InstrumentsTexas InstrumentsTexas InstrumentsTexas InstrumentsSTMicroelectronicsSTMicroelectronics
Package TypeSOT23 (5-Pin)SOT23 (5-Pin)SOT23 (5-Pin)SOT23 (5-Pin)Diodes Moulded Non PolarisedDiodes Moulded Non Polarised
Pin Count555522
Temperature Range-40.0°C ~ 125.0°C-40.0°C ~ 125.0°C-40.0°C ~ 125.0°C-40.0°C ~ 125.0°C-40.0°C ~ 150.0°C-40.0°C ~ 150.0°C
Price$1.3518$1.0600$1.6080$1.3500$0.3450
Electrical Parameters
Date Of Intro2020-08-312020-08-312020-11-082020-08-31
YTEOL01515157.067
Amplifier TypeOPERATIONAL AMPLIFIEROPERATIONAL AMPLIFIEROPERATIONAL AMPLIFIEROPERATIONAL AMPLIFIER
ArchitectureTRANSCONDUCTANCETRANSCONDUCTANCEVOLTAGE-FEEDBACKTRANSCONDUCTANCE
Average Bias Current-Max (IIB)30 µA30 µA30 µA30 µA
Bias Current-Max (IIB) @25C30 µA30 µA30 µA30 µA
Common Mode Voltage-Max110 V110 V110 V110 V
Common-mode Reject Ratio-Min120 dB120 dB120 dB120 dB
Common-mode Reject Ratio-Nom140 dB140 dB140 dB140 dB
Frequency CompensationNONONONO
Input Offset Voltage-Max300 µV300 µV300 µV500 µV
JESD-30 CodeR-PDSO-G5R-PDSO-G5R-PDSO-G5R-PDSO-G5R-PDSO-C2R-PDSO-C2
JESD-609 Codee4e4e4e4e3
Low-BiasNONONONO
Low-OffsetNONOYESNO
MicropowerNONONONO
Number of Functions1111
Package Body MaterialPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXY
Package Equivalence CodeSOP5/6,.11,37SOP5/6,.11,37TSOP5,.11,37SOP5/6,.11,37
Package ShapeRECTANGULARRECTANGULARRECTANGULARRECTANGULARRECTANGULARRECTANGULAR
Package StyleSMALL OUTLINE, LOW PROFILE, SHRINK PITCHSMALL OUTLINE, LOW PROFILE, SHRINK PITCHSMALL OUTLINE, LOW PROFILE, SHRINK PITCHSMALL OUTLINE, LOW PROFILE, SHRINK PITCHSMALL OUTLINESMALL OUTLINE
Packing MethodTRTRTRTR
Peak Reflow Temperature (Cel)260260260260NOT SPECIFIED260
PowerNONONONO
Programmable PowerNONONONO
Slew Rate-Nom2.5 V/us2.5 V/us2.5 V/us2.5 V/us
Supply Current-Max2.25 mA2.25 mA2.25 mA2.25 mA
Supply Voltage Limit-Max22 V22 V22 V22 V
Supply Voltage-Nom (Vsup)5 V5 V5 V5 V
Surface MountYESYESYESYESYESYES
TechnologyBICMOSBICMOSBICMOSAVALANCHEAVALANCHE
Temperature GradeAUTOMOTIVEAUTOMOTIVEAUTOMOTIVEAUTOMOTIVE
Terminal FinishNICKEL PALLADIUM GOLDNickel/Palladium/Gold (Ni/Pd/Au)Nickel/Palladium/Gold (Ni/Pd/Au)Nickel/Palladium/Gold (Ni/Pd/Au)Matte Tin (Sn)
Terminal FormGULL WINGGULL WINGGULL WINGGULL WINGC BENDC BEND
Terminal Pitch0.95 mm0.95 mm0.95 mm0.95 mm
Terminal PositionDUALDUALDUALDUALDUALDUAL
Time@Peak Reflow Temperature-Max (s)30303030NOT SPECIFIED
Unity Gain BW-Nom1300130013001300
Voltage Gain-Nom50505020
WidebandNONONONO
## INA281B2IDBVT Alternates Showing resultsImage
Pbfree CodeYesYesYes
Screening LevelAEC-Q100
## INA281B1IDBVT Alternates Showing resultsImage
Factory Lead Time53 Weeks, 1 Day53 Weeks, 1 Day
Breakdown Voltage-Max12.6 V41 V
Breakdown Voltage-Min11.4 V37.1 V
Breakdown Voltage-Nom12 V39 V
Clamping Voltage-Max21.7 V53.9 V
ConfigurationSINGLE, 1 CHANNELSINGLE, 1 CHANNEL
Diode Element MaterialSILICONSILICON
Diode TypeTRANS VOLTAGE SUPPRESSOR DIODETRANS VOLTAGE SUPPRESSOR DIODE
JEDEC-95 CodeDO-214ABDO-214AB
Non-rep Peak Rev Power Dis-Max1500 W1500 W
Number of Elements11
PolarityBIDIRECTIONALBIDIRECTIONAL
Reference StandardAEC-Q101; IEC-61000-4-2; ISO 10605; MIL-STD-750AEC-Q101; IEC-61000-4-2; ISO 10605; MIL-STD-750
Rep Pk Reverse Voltage-Max10.2 V33.3 V
Reverse Current-Max0.2 µA0.2 µA
Reverse Test Voltage10.2 V33.3 V
Qualification StatusNot Qualified
## SM15T39CAY Alternates Showing resultsImage

Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.

Quick Links

INA281B2IDBVRby Texas Instruments Operational

Amplifier, 1 Func, 300uV Offset-Max, BICMOS, PDSO5

INA281B2QDBVRQ1by Texas Instruments Operational

Amplifier, 1 Func, 300uV Offset-Max, PDSO5

Why Look for Alternatives?

Finding alternatives for INA281B2IDBVT is essential for supply chain resilience. Component shortages, long lead times, and end-of-life notices can disrupt production schedules. Having verified alternative parts ensures your designs remain manufacturable.

When evaluating INA281B2IDBVT replacements, consider key parameters such as package compatibility, electrical specifications, and operating temperature range. Our engineering team can help verify pin-to-pin compatibility for your specific application.

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FAQ

What is equivalent to INA281B2IDBVT?

Known equivalents for INA281B2IDBVT include INA281B2IDBVR, INA281B2QDBVRQ1, INA281B1IDBVT. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of INA281B2IDBVT?

In many cases, yes. Cross-manufacturer alternatives exist for most standard components. However, always verify pin compatibility, electrical specs, and package dimensions before substituting in production.

How do I verify INA281B2IDBVT alternatives?

Compare the datasheet specifications including pinout, voltage ratings, timing parameters, and package dimensions. FindMyChip's engineering team can help with compatibility verification — submit an RFQ to get started.