| Distributor | Stock | Pricing | MOQ | PKG | Lead Time | Date Code | On Order Quantity | On Order Delivery | |
|---|---|---|---|---|---|---|---|---|---|
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9,178 pcs
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9178 pcs | On Request | 1 | On Request | On Request | On Request | On Request | On Request | |
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2,059 pcs
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2059 pcs | On Request | 1 | On Request | On Request | On Request | On Request | On Request | |
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1,105 pcs
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1105 pcs | On Request | 1 | On Request | On Request | On Request | On Request | On Request | |
| On Request | On Request | 1 | On Request | On Request | On Request | On Request | On Request |
| Category | |
| Manufacturer Name | |
| Halogen Free | |
| SVHC Present |
The Texas Instruments INA129UA is a low-power, general-purpose instrumentation amplifier designed for excellent accuracy. Its versatile three op-amp design and small size make it suitable for a wide range of applications.
Key electrical specifications include a low offset voltage of 50µV maximum, a low drift of 0.5µV/°C maximum, and a low input bias current of 5nA maximum. The amplifier boasts a high Common Mode Rejection Ratio (CMRR) of 120dB minimum and a bandwidth of 1.3MHz at a gain of 1. It operates over a wide supply voltage range of ±2.25V to ±18V and has a low quiescent current of 700µA.
The current-feedback input circuitry provides wide bandwidth even at high gain, reaching 200kHz at G = 100. A single external resistor can set any gain from 1 to 10,000. The INA129 gain equation uses a 49.4k→ resistor for compatibility with comparable devices.
This instrumentation amplifier is available in an 8-pin SOIC surface-mount package. It is specified for an operating temperature range of -40°C to 125°C. The inputs are protected to ±40V, adding robustness to designs.
| Qty | Low | High |
|---|---|---|
| 1+ | $5.03 | $5.03 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The maximum offset voltage is 50 µV.
The operating temperature range is -40°C to 125°C.
The INA129UA is available in an 8-pin SOIC package.
The typical quiescent current is 700 µA.
The minimum common-mode rejection ratio is 120 dB.