Texas Instruments · Instrumentation Amplifiers

INA129U

Texas Instruments Instrumentation Amplifiers · SOIC-8

Part-number family from Burr-Brown (now Texas Instruments, 2000). Older stock may carry Burr-Brown markings.

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The INA129U is an Instrumentation Amplifiers from Texas Instruments, supplied in a SOIC-8 package. It is listed in our Amplifiers & Comparators catalog (Analog & Mixed Signal).

Key specifications of the INA129U: input voltage noise density 8nV/√Hz@1kHz, dual supply -18V~-2.25V, 2.25V~18V, number of channels Single-channel, ib - input bias current 20nA, operating temperature -40°C~+85°C and common mode rejection ratio(cmrr) 120dB.

PartnerSemi sources the INA129U for production, repair and maintenance buyers worldwide. Send the quantity you need and, optionally, a target price; we reply with price, lead time and available date codes, usually within one business day.

Specifications

Manufacturer part numberINA129U
ManufacturerTexas Instruments
Heritage brand (part family)Burr-Brown
Product typeInstrumentation Amplifiers
CategoryAmplifiers & Comparators
Package / caseSOIC-8
Common Mode Rejection Ratio(CMRR)120dB
Dual Supply-18V~-2.25V, 2.25V~18V
Ib - Input Bias Current20nA
Input Offset Current Drift (Ios TC)30pA/°C
Input Offset Voltage Drift(Vos TC)500nV/°C
Input Voltage Noise Density8nV/√Hz@1kHz
Number of ChannelsSingle-channel
Operating Temperature-40°C~+85°C
Quiescent Current(Iq)700uA
Single Supply4.5V~36V
Slew Rate4V/us
Vos - Input Offset Voltage10uV

Specifications are indicative and taken from public catalog data; always verify against the manufacturer's datasheet.

More Texas Instruments Amplifiers & Comparators

Part numberTypePackageKey specs
INA129-EP amplifier IC
INA129-HT amplifier IC
INA129PA Instrumentation OpAmps PDIP-8 6mA500nV/°C
INA129PG4 Instrumentation OpAmps PDIP-8 6mA500nV/°C
INA129U/2K5 Instrumentation OpAmps SOIC-8 8nV/√Hz@1kHz-18V~-2.25V, 2.25V~18V
INA129UA/2K5 Instrumentation Amplifiers SOIC-8 8nV/√Hz@1kHz15mA
INA131 amplifier IC
INA131AP Instrumentation Amplifiers PDIP-8 12nV/√Hz@1kHz300uA

Frequently asked questions

What is the INA129U?

The INA129U is an Instrumentation Amplifiers from Texas Instruments, supplied in a SOIC-8 package. It is listed in our Amplifiers & Comparators catalog (Analog & Mixed Signal).

What are the specifications of the INA129U?

Common Mode Rejection Ratio(CMRR): 120dB; Dual Supply: -18V~-2.25V, 2.25V~18V; Ib - Input Bias Current: 20nA; Input Offset Current Drift (Ios TC): 30pA/°C; Input Offset Voltage Drift(Vos TC): 500nV/°C; Input Voltage Noise Density: 8nV/√Hz@1kHz; Number of Channels: Single-channel; Operating Temperature: -40°C~+85°C; Quiescent Current(Iq): 700uA; Single Supply: 4.5V~36V; Slew Rate: 4V/us; Vos - Input Offset Voltage: 10uV.

What package is the INA129U in?

The INA129U is listed in a SOIC-8 package.

Which part numbers are similar to the INA129U?

Similar part numbers in our catalog include INA129-EP (Texas Instruments), INA129-HT (Texas Instruments), INA129PA (Texas Instruments), INA129PG4 (Texas Instruments), INA129U/2K5 (Texas Instruments) and INA129UA/2K5 (Texas Instruments). Similar numbering does not guarantee compatibility; check the datasheets or ask us to confirm.

How can I buy the INA129U?

Request a quote from PartnerSemi at https://www.partnersemi.com/rfq/?mpn=INA129U&brand=Texas%20Instruments or email info@partnersemi.com with the part number and quantity. Price, availability and lead time are confirmed per request; we ship worldwide from the Netherlands.