INA281B1IDBVTAlternatives & Equivalent Parts
About INA281B1IDBVT
INA281B1IDBVT 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
| Parameter | INA281B1IDBVTSource | INA281B1IDBVR | INA281B2IDBVT | SM15T12CAY | SM15T39CAY |
|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | STMicroelectronics | STMicroelectronics |
| Package Type | SOT23 (5-Pin) | SOT23 (5-Pin) | SOT23 (5-Pin) | Diodes Moulded Non Polarised | Diodes Moulded Non Polarised |
| Pin Count | 5 | 5 | 5 | 2 | 2 |
| Temperature Range | -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 | $1.3500 | $1.1048 | $1.3518 | — | $0.3450 |
| Electrical Parameters | |||||
| Pbfree Code | Yes | Yes | — | — | — |
| Date Of Intro | 2020-08-31 | 2020-08-31 | 2020-08-31 | — | — |
| YTEOL | 15 | 15 | 0 | 7.06 | 7 |
| Amplifier Type | OPERATIONAL AMPLIFIER | OPERATIONAL AMPLIFIER | OPERATIONAL AMPLIFIER | — | — |
| Architecture | TRANSCONDUCTANCE | TRANSCONDUCTANCE | TRANSCONDUCTANCE | — | — |
| Average Bias Current-Max (IIB) | 30 µA | 30 µA | 30 µA | — | — |
| Bias Current-Max (IIB) @25C | 30 µA | 30 µA | 30 µA | — | — |
| Common Mode Voltage-Max | 110 V | 110 V | 110 V | — | — |
| Common-mode Reject Ratio-Min | 120 dB | 120 dB | 120 dB | — | — |
| Common-mode Reject Ratio-Nom | 140 dB | 140 dB | 140 dB | — | — |
| Frequency Compensation | NO | NO | NO | — | — |
| Input Offset Voltage-Max | 500 µV | 500 µV | 300 µV | — | — |
| JESD-30 Code | R-PDSO-G5 | R-PDSO-G5 | R-PDSO-G5 | R-PDSO-C2 | R-PDSO-C2 |
| JESD-609 Code | e4 | e4 | e4 | — | e3 |
| Low-Bias | NO | NO | NO | — | — |
| Low-Offset | NO | NO | NO | — | — |
| Micropower | NO | NO | NO | — | — |
| Number of Functions | 1 | 1 | 1 | — | — |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | SOP5/6,.11,37 | SOP5/6,.11,37 | SOP5/6,.11,37 | — | — |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | SMALL OUTLINE, LOW PROFILE, SHRINK PITCH | SMALL OUTLINE, LOW PROFILE, SHRINK PITCH | SMALL OUTLINE, LOW PROFILE, SHRINK PITCH | SMALL OUTLINE | SMALL OUTLINE |
| Packing Method | TR | TR | TR | — | — |
| Peak Reflow Temperature (Cel) | 260 | 260 | 260 | NOT SPECIFIED | 260 |
| Power | NO | NO | NO | — | — |
| Programmable Power | NO | NO | NO | — | — |
| Slew Rate-Nom | 2.5 V/us | 2.5 V/us | 2.5 V/us | — | — |
| Supply Current-Max | 2.25 mA | 2.25 mA | 2.25 mA | — | — |
| Supply Voltage Limit-Max | 22 V | 22 V | 22 V | — | — |
| Supply Voltage-Nom (Vsup) | 5 V | 5 V | 5 V | — | — |
| Surface Mount | YES | YES | YES | YES | YES |
| Technology | BICMOS | BICMOS | BICMOS | AVALANCHE | AVALANCHE |
| Temperature Grade | AUTOMOTIVE | AUTOMOTIVE | AUTOMOTIVE | — | — |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | NICKEL PALLADIUM GOLD | — | Matte Tin (Sn) |
| Terminal Form | GULL WING | GULL WING | GULL WING | C BEND | C BEND |
| Terminal Pitch | 0.95 mm | 0.95 mm | 0.95 mm | — | — |
| Terminal Position | DUAL | DUAL | DUAL | DUAL | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 | 30 | 30 | NOT SPECIFIED | — |
| Unity Gain BW-Nom | 1300 | 1300 | 1300 | — | — |
| Voltage Gain-Nom | 20 | 20 | 50 | — | — |
| Wideband | NO | NO | NO | — | — |
| ## INA281B1IDBVT Alternates Showing results | Image | — | — | — | — |
| ## INA281B2IDBVT Alternates Showing results | — | — | Image | — | — |
| Factory Lead Time | — | — | — | 53 Weeks, 1 Day | 53 Weeks, 1 Day |
| Breakdown Voltage-Max | — | — | — | 12.6 V | 41 V |
| Breakdown Voltage-Min | — | — | — | 11.4 V | 37.1 V |
| Breakdown Voltage-Nom | — | — | — | 12 V | 39 V |
| Clamping Voltage-Max | — | — | — | 21.7 V | 53.9 V |
| Configuration | — | — | — | SINGLE, 1 CHANNEL | SINGLE, 1 CHANNEL |
| Diode Element Material | — | — | — | SILICON | SILICON |
| Diode Type | — | — | — | TRANS VOLTAGE SUPPRESSOR DIODE | TRANS VOLTAGE SUPPRESSOR DIODE |
| JEDEC-95 Code | — | — | — | DO-214AB | DO-214AB |
| Non-rep Peak Rev Power Dis-Max | — | — | — | 1500 W | 1500 W |
| Number of Elements | — | — | — | 1 | 1 |
| Polarity | — | — | — | BIDIRECTIONAL | BIDIRECTIONAL |
| Reference Standard | — | — | — | AEC-Q101; IEC-61000-4-2; ISO 10605; MIL-STD-750 | AEC-Q101; IEC-61000-4-2; ISO 10605; MIL-STD-750 |
| Rep Pk Reverse Voltage-Max | — | — | — | 10.2 V | 33.3 V |
| Reverse Current-Max | — | — | — | 0.2 µA | 0.2 µA |
| Reverse Test Voltage | — | — | — | 10.2 V | 33.3 V |
| Qualification Status | — | — | — | — | Not Qualified |
| ## SM15T39CAY Alternates Showing results | — | — | — | — | Image |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Quick Links
Why Look for Alternatives?
Finding alternatives for INA281B1IDBVT 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 INA281B1IDBVT 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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Request Alternatives for INA281B1IDBVTFAQ
What is equivalent to INA281B1IDBVT?
Known equivalents for INA281B1IDBVT include INA281B1IDBVR, INA281B2IDBVT, SM15T12CAY. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of INA281B1IDBVT?
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 INA281B1IDBVT 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.