# Instrumentation Amplifier Texas Instruments INA105 KU, single-channel, SO-8 package

**URL:** https://aio.lv/en/product--texas-instruments-ina105ku--12224532
**Data updated:** 2026-03-29 16:11 (EEST)
**Category:** Server Parts & Components
**Manufacturer:** texas instruments
**Manufacturer code:** INA105KU
**EAN:** 2050009604158
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 26.99 €
**Prices and availability valid until:** 2026-07-18 23:59
**Price without VAT (21%):** 22.31 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--texas-instruments-ina105ku--12224532

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 22.07.2026 | free |
| Pickup points | 27.07.2026 | 1.99 EUR |
| Courier delivery to door | 27.07.2026 | 4.99 EUR |

## Summary description

Texas Instruments INA105 KU is a single-channel instrumentation amplifier supplied in an SO-8 package. Designed for precise differential signal amplification, it is suitable for sensor signal conditioning, data acquisition front ends and low-noise measurement applications. The device provides the standard features of an instrumentation amplifier in a compact surface-mount package for integration on PCBs.

## Long description

The Texas Instruments INA105 KU is a single-channel instrumentation amplifier in an SO-8 surface-mount package designed for precise differential signal amplification. It integrates the core functions of an instrumentation amplifier into a compact form factor suitable for PCB-mounted sensor interfaces and data acquisition front ends. The device is intended for applications that require low-noise amplification and accurate gain control of small differential voltages.
Advantages
The INA105 KU offers precise differential amplification with minimized offset and low noise suitable for sensitive measurement circuits. Its single-channel configuration and SO-8 package allow straightforward integration into space-constrained PCB layouts. The internal architecture provides stable gain and common-mode rejection, reducing the need for extensive external components while maintaining measurement accuracy.
Suitable for
Sensor signal conditioning for strain gauges, thermocouples, and bridge sensors
Data acquisition front ends and instrumentation systems
Low-noise laboratory and industrial measurement circuits
Key specifications
Topology: single-channel instrumentation amplifier
Package type: SO-8 surface-mount
Function: differential signal amplification with adjustable gain
Low-noise performance suitable for precision measurements
High common-mode rejection for robust differential measurement
How to use
Place the INA105 KU on the PCB following recommended footprint and thermal considerations for SO-8 packages. Connect the differential input signals to the amplifier input pins and provide appropriate supply rails as required by the amplifier architecture. Set the amplifier gain according to the application by using the external gain resistor or configured network as specified in the device datasheet. Ensure proper decoupling of supply rails and routing of input traces to minimize noise and preserve common-mode rejection.
Usage recommendations
For best results, follow the manufacturer's datasheet guidelines for gain resistor selection, input and output filtering, and decoupling. Route differential inputs as matched impedance pairs, keep analog ground returns separate from digital returns where possible, and use short traces to reduce interference. Validate performance in the intended operating environment, especially when measuring very small differential signals.

## FAQ

### How much does the Instrumentation Amplifier Texas Instruments INA105 KU cost, and is it available for purchase?

The price is 26.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 3 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 22.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All texas instruments products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized texas instruments service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

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