INA131APG4 Texas Instruments Integrated Circuit (Dual-In-Line Packages) In Stock
The INA131APG4 is a precision instrumentation amplifier from Texas Instruments with a fixed gain of 100. It delivers 106 dB CMRR, 125 µV max offset voltage, and 70 kHz bandwidth in a DIP-8 package. From competitive pricing with in-stock availability and worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Dual-In-Line Packages
- Pin Count
- 8
- Lifecycle
- OBSOLETE
- Datasheet
- INA131APG4 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 INA131APG4?
- Fixed gain of 100 with 106 dB minimum CMRR for exceptional common-mode noise rejection
- Ultra-low input offset voltage of 125 µV max ensuring precise signal amplification
- Low input bias current of 5 nA max suitable for high-impedance sensor interfaces
- Wide supply voltage range up to ±18 V for versatile power configurations
What is INA131APG4 used for?
The INA131APG4 is well-suited for precision sensor signal conditioning in industrial measurement systems, medical instrumentation, and data acquisition applications. Its fixed gain of 100 and high CMRR make it ideal for amplifying small differential signals from bridge sensors, thermocouples, and strain gauges. It is also used in portable medical devices and process control equipment where low noise and accurate amplification are critical.
What are the specifications of INA131APG4?
| YTEOL | 0 |
| Amplifier Type | INSTRUMENTATION AMPLIFIER |
| Average Bias Current-Max (IIB) | 0.005 µA |
| Bandwidth (3dB)-Nom | 0.07MHz |
| Common-mode Reject Ratio-Min | 106dB |
| Input Offset Current-Max (IIO) | 0.005 µA |
| Input Offset Voltage-Max | 125 µV |
| JESD-30 Code | R-PDIP-T8 |
| JESD-609 Code | e4 |
| Neg Supply Voltage Limit-Max | -18 V |
| Neg Supply Voltage-Nom (Vsup) | -15 V |
| Non-linearity-Max | 0.004% |
| Number of Functions | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | DIP8,.3 |
| Package Shape | RECTANGULAR |
| Package Style | IN-LINE |
| Qualification Status | Not Qualified |
| Slew Rate-Nom | 0.7V/us |
| Supply Current-Max | 3mA |
| Supply Voltage Limit-Max | 18V |
| Supply Voltage-Nom (Vsup) | 15V |
| Surface Mount | NO |
| Technology | BIPOLAR |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | NICKEL PALLADIUM GOLD |
| Terminal Form | THROUGH-HOLE |
| Terminal Pitch | 2.54mm |
| Terminal Position | DUAL |
| Voltage Gain-Nom | 100 |
| Package | Dual-In-Line Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8542.33.00.01 |
Where can I find the INA131APG4 datasheet?
INA131APG4 Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for INA131APG4?
Compatible alternatives and drop-in replacements for INA131APG4:
Amplifier, 1 Func, 50uV Offset-Max, 0.07MHz Band Width, BIPolar, PDIP8
Frequently Asked Questions
How much common-mode rejection can this amplifier support?
INA131APG4 lists 106 dB minimum common-mode rejection with 125 µV maximum input offset voltage, which supports precision differential signal measurement designs.
Which package details matter when checking a replacement footprint?
The device is supplied in a DIP-8 package with JESD-30 code R-PDIP-T8, so buyers should confirm the 8-pin through-hole layout before substitution.
How should sourcing teams handle lifecycle risk for this part?
Because the provided lifecycle status is obsolete, procurement should verify approved alternates while preserving required 70 kHz bandwidth and fixed gain of 100.
Related Guides
CSD87313DMS Synchronous Buck Power Stage Design Guide
Design a compact CSD87313DMS synchronous buck stage with practical guidance for loss, gate drive, PCB layout, EMI, thermal validation, and sourcing.
Aug 6, 2026
STEF05SGR eFuse Selection Guide for 5 V Overcurrent Protection
Choose STEF05SGR for 5 V overcurrent protection by checking current-limit margin, inrush, thermal loss, fault response, and sourcing.
Aug 6, 2026
C0402C103K3RACTU Selection Guide: Choosing a 10 nF 0402 MLCC
Select C0402C103K3RACTU by voltage margin, X7R behavior, tolerance, 0402 assembly risk, and qualified alternatives.
Aug 4, 2026
STM32H753VIT6 MCU Selection Guide: Memory, Package, Connectivity, and Security
Choose STM32H753VIT6 by evaluating memory architecture, LQFP-100 pin fit, connectivity, security, power, and sourcing tradeoffs.
Aug 4, 2026
Why Buy from FindMyChip
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.
More from Texas Instruments
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“Their engineering team helped us find a pin-compatible alternative when our original MCU went EOL.”
You May Also Like
ACS770ECB-200U-PFF-T
Allegro Microsystems
Integrated Circuit
ACS770KCB-150U-PFF-T
Allegro Microsystems
Integrated Circuit
MC33901WEF
NXP
Integrated Circuit
MC7808BDTRKG
ON Semiconductor
Integrated Circuit
PA94EC
Apex Microtechnology
Integrated Circuit
AP7315-28SR-7
Diodes Inc.
Integrated Circuit
74HCT245D
Nexperia
Integrated Circuit
CY62256VNLL-70ZXCT
Cypress Semiconductor
Integrated Circuit
EPM7032AETC44-4N
Intel
Integrated Circuit
EPM3512AQC208-10N
Intel
Integrated Circuit
EPM3256ATC144-7N
Intel
Integrated Circuit
EPM3256AQC208-7N
Intel
Integrated Circuit
EPM3256AQC208-10N
Intel
Integrated Circuit
EPM3128ATC100-7N
Intel
Integrated Circuit
EPM1270F256C4N
Intel
Integrated Circuit
EPF8282ATC100-4N
Intel
Integrated Circuit
EPF6016QC208-2N
Intel
Integrated Circuit
EPF6016ATC144-3N
Intel
Integrated Circuit
EPF10K30ATC144-3N
Intel
Integrated Circuit
EPC2TI32N
Intel
Integrated Circuit
EPC2LC20
Intel
Integrated Circuit
EP3SL150F1152C4N
Intel
Integrated Circuit
EP2SGX60DF780C5N
Intel
Integrated Circuit
EP2SGX60CF780C5N
Intel
Integrated Circuit