INA2126UAG4 Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
The INA2126UAG4 is a dual instrumentation amplifier from Texas Instruments in a 16-pin SOIC package, offering ±18 V supply range, 74 dB CMRR, and 0.2 MHz bandwidth. Available from stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 16
- Lifecycle
- OBSOLETE
- Datasheet
- INA2126UAG4 Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of INA2126UAG4?
- Dual instrumentation amplifier with ±18 V supply range and 74 dB minimum common-mode rejection ratio
- Low input offset voltage of 500 µV maximum with 0.05 µA bias current for precision signal conditioning
- 200 kHz bandwidth in compact 16-pin SOIC package suitable for high-density instrumentation designs
What is INA2126UAG4 used for?
The INA2126UAG4 is designed for precision differential signal amplification in data acquisition systems, bridge sensor conditioning, and medical instrumentation. Its dual-channel design reduces component count in multichannel designs such as electrocardiograph front ends, industrial weighing systems, and strain-gauge amplifiers. The wide ±18 V supply range supports both single- and dual-supply configurations across industrial and medical equipment.
What are the specifications of INA2126UAG4?
| YTEOL | 0 |
| Amplifier Type | INSTRUMENTATION AMPLIFIER |
| Average Bias Current-Max (IIB) | 0.05 µA |
| Bandwidth (3dB)-Nom | 0.2MHz |
| Common-mode Reject Ratio-Min | 74dB |
| Input Offset Current-Max (IIO) | 0.005 µA |
| Input Offset Voltage-Max | 500 µV |
| JESD-30 Code | R-PDSO-G16 |
| JESD-609 Code | e4 |
| Neg Supply Voltage Limit-Max | -18 V |
| Neg Supply Voltage-Nom (Vsup) | -15 V |
| Non-linearity-Max | 0.012% |
| Number of Functions | 2 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP16,.25 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Packing Method | TUBE |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Screening Level | TS 16949 |
| Slew Rate-Nom | 0.4V/us |
| Supply Current-Max | 0.2mA |
| Supply Voltage Limit-Max | 18V |
| Supply Voltage-Nom (Vsup) | 15V |
| Surface Mount | YES |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | NICKEL PALLADIUM GOLD |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.27mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Voltage Gain-Max | 10000 |
| Voltage Gain-Min | 5 |
| Voltage Gain-Nom | 100 |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 3 |
| ECCN | EAR99 |
| HTS Code | 8542.33.00.01 |
Where can I find the INA2126UAG4 datasheet?
INA2126UAG4 Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for INA2126UAG4?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What common-mode rejection ratio does the INA2126UAG4 provide for rejecting noise in industrial sensor circuits?
The INA2126UAG4 delivers a minimum CMRR of 74 dB, effectively suppressing common-mode interference at supply voltages up to ±18 V, which is critical in noisy industrial environments with bridge sensors and 4-20 mA current loops.
How does the INA2126UAG4 dual-channel design reduce BOM cost in multichannel measurement systems?
By integrating 2 independent instrumentation amplifier channels in a single 16-pin SOIC package, the INA2126UAG4 cuts external component count compared to using 2 discrete single-channel amplifiers, saving roughly 50% PCB area while maintaining 500 µV max offset voltage per channel.
Which medical or industrial applications benefit from the INA2126UAG4's 0.2 MHz bandwidth?
The 200 kHz bandwidth of the INA2126UAG4 supports ECG front ends (0-1 kHz signal range), electromyography, and industrial vibration monitoring up to 100 kHz, enabling accurate amplification of low-level differential signals in safety-critical equipment.
When is the INA2126UAG4 a better choice than a single-channel instrumentation amplifier for a dual-axis force sensor?
For a 2-axis force sensor needing simultaneous signal conditioning, the INA2126UAG4 provides 2 matched channels with identical 74 dB CMRR and 500 µV offset in one package, avoiding inter-channel gain mismatch that would occur with two separate ICs.
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About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
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