INA126UAlternatives & Equivalent Parts
About INA126U
INA126U is a Integrated Circuit component manufactured by Texas Instruments. It comes in a Small Outline Packages package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
Specification Comparison
| Parameter | INA126USource | INA126U/2K5 | INA126UA | INA2126U | INA2126UE4 | INA2126UAG4 | INA126UA/2K5 |
|---|---|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Package Type | Small Outline Packages | Small Outline Packages | Small Outline Packages | Small Outline Packages | Small Outline Packages | Small Outline Packages | Small Outline Packages |
| Pin Count | 8 | 8 | 8 | 16 | 16 | 16 | 8 |
| Temperature Range | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C |
| Price | $1.4132 | $1.4132 | $0.6609 | $3.5438 | — | — | $0.6609 |
| Electrical Parameters | |||||||
| Pbfree Code | Yes | Yes | Yes | Yes | — | — | Yes |
| YTEOL | 15 | 15 | 15 | 15 | 0 | 0 | 15 |
| Amplifier Type | INSTRUMENTATION AMPLIFIER | INSTRUMENTATION AMPLIFIER | INSTRUMENTATION AMPLIFIER | INSTRUMENTATION AMPLIFIER | INSTRUMENTATION AMPLIFIER | INSTRUMENTATION AMPLIFIER | INSTRUMENTATION AMPLIFIER |
| Average Bias Current-Max (IIB) | 0.025 µA | 0.025 µA | 0.05 µA | 0.025 µA | 0.05 µA | 0.05 µA | 0.05 µA |
| Bandwidth (3dB)-Nom | 0.2 MHz | 0.2 MHz | 0.2 MHz | 0.2 MHz | 0.2 MHz | 0.2 MHz | 0.2 MHz |
| Bias Current-Max (IIB) @25C | 0.025 µA | 0.025 µA | 0.025 µA | 0.025 µA | 0.025 µA | — | 0.025 µA |
| Common-mode Reject Ratio-Min | 83 dB | 83 dB | 83 dB | 83 dB | 83 dB | 74 dB | 83 dB |
| Input Offset Current-Max (IIO) | 0.002 µA | 0.002 µA | 0.005 µA | 0.002 µA | 0.005 µA | 0.005 µA | 0.005 µA |
| Input Offset Voltage-Max | 250 µV | 250 µV | 250 µV | 250 µV | 250 µV | 500 µV | 250 µV |
| JESD-30 Code | R-PDSO-G8 | R-PDSO-G8 | R-PDSO-G8 | R-PDSO-G16 | R-PDSO-G16 | R-PDSO-G16 | R-PDSO-G8 |
| JESD-609 Code | e4 | e4 | e4 | e4 | e4 | e4 | e4 |
| Neg Supply Voltage Limit-Max | -18 V | -18 V | -18 V | -18 V | -18 V | -18 V | -18 V |
| Neg Supply Voltage-Nom (Vsup) | -15 V | -15 V | -15 V | -15 V | -15 V | -15 V | -15 V |
| Non-linearity-Max | 0.012% | 0.012% | 0.012% | 0.012% | 0.012% | 0.012% | 0.012% |
| Number of Functions | 1 | 1 | 1 | 2 | 2 | 2 | 1 |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | SOP8,.25 | SOP8,.25 | SOP8,.25 | SOP16,.25 | SOP16,.25 | SOP16,.25 | SOP8,.25 |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE |
| Packing Method | TUBE | TR | TUBE | TUBE | TUBE | TUBE | TR |
| Peak Reflow Temperature (Cel) | 260 | 260 | 260 | 260 | 260 | 260 | 260 |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| Slew Rate-Nom | 0.4 V/us | 0.4 V/us | 0.4 V/us | 0.4 V/us | 0.4 V/us | 0.4 V/us | 0.4 V/us |
| Subcategory | Instrumentation Amplifier | Instrumentation Amplifier | Instrumentation Amplifier | Instrumentation Amplifier | Instrumentation Amplifier | — | Instrumentation Amplifier |
| Supply Current-Max | 0.2 mA | 0.2 mA | 0.2 mA | 0.4 mA | 0.2 mA | 0.2 mA | 0.2 mA |
| Supply Voltage Limit-Max | 18 V | 18 V | 18 V | 18 V | 18 V | 18 V | 18 V |
| Supply Voltage-Nom (Vsup) | 15 V | 15 V | 15 V | 15 V | 15 V | 15 V | 15 V |
| Surface Mount | YES | YES | YES | YES | YES | YES | YES |
| Technology | BIPOLAR | BIPOLAR | BIPOLAR | BIPOLAR | — | — | BIPOLAR |
| Temperature Grade | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | NICKEL PALLADIUM GOLD | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING |
| Terminal Pitch | 1.27 mm | 1.27 mm | 1.27 mm | 1.27 mm | 1.27 mm | 1.27 mm | 1.27 mm |
| Terminal Position | DUAL | DUAL | DUAL | DUAL | DUAL | DUAL | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 | 30 | 30 | 30 | NOT SPECIFIED | 30 | 30 |
| Voltage Gain-Max | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 |
| Voltage Gain-Min | 5 | 5 | 5 | 5 | 5 | 5 | 5 |
| Voltage Gain-Nom | 100 | 100 | 100 | 100 | 100 | 100 | 100 |
| ## INA126UA Alternates Showing results | — | — | Image | — | — | — | — |
| Screening Level | — | — | — | — | — | TS 16949 | — |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Quick Links
Amplifier, 1 Func, 250uV Offset-Max, 0.2MHz Band Width, BIPolar, PDSO8
Instrumentation Amplifier, 1 Func, 250uV Offset-Max, 0.2MHz Band Width, BIPolar, PDSO8
Instrumentation Amplifier, 2 Func, 250uV Offset-Max, 0.2MHz Band Width, BIPolar, PDSO16
Instrumentation Amplifier, 2 Func, 250uV Offset-Max, 0.2MHz Band Width, PDSO16
Instrumentation Amplifier, 2 Func, 500uV Offset-Max, 0.2MHz Band Width, PDSO16
Instrumentation Amplifier, 1 Func, 250uV Offset-Max, 0.2MHz Band Width, BIPolar, PDSO8
Why Look for Alternatives?
Finding alternatives for INA126U 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 INA126U 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 INA126UFAQ
What is equivalent to INA126U?
Known equivalents for INA126U include INA126U/2K5, INA126UA, INA2126U. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of INA126U?
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 INA126U 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.