# Instrumentation Operational Amplifier Texas Instruments INA118U — Precision In-amp in SOIC-8 package

**URL:** https://aio.lv/en/product--texas-instruments-ina118u--12224577
**Data updated:** 2026-03-29 16:11 (EEST)
**Category:** Server Parts & Components
**Manufacturer:** texas instruments
**Manufacturer code:** INA118U
**EAN:** 2050002119673
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 43.99 €
**Prices and availability valid until:** 2026-07-13 23:59
**Price without VAT (21%):** 36.36 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--texas-instruments-ina118u--12224577

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 15.07.2026 | free |
| Pickup points | 20.07.2026 | 1.99 EUR |
| Courier delivery to door | 20.07.2026 | 4.99 EUR |

## Summary description

Texas Instruments INA118U is an instrumentation operational amplifier (instrumentation in-amp) provided in a SOIC-8 surface-mount package. Designed for precision differential signal amplification, it suits sensor signal conditioning, data acquisition front-ends, medical and industrial measurement systems. The device offers high common-mode rejection and stable gain for accurate low-level signal amplification.

## Long description

Texas Instruments INA118U is an instrumentation operational amplifier supplied in a SOIC-8 surface-mount package, engineered for accurate differential signal amplification. The device is intended for precision sensor signal conditioning and data acquisition front-ends where stable gain and high common-mode rejection are required. Its package and functionality make it suitable for integration into compact printed circuit boards used in medical instrumentation, industrial measurement systems and other applications requiring low-level signal amplification.
Advantages
INA118U provides high common-mode rejection and stable gain behavior for low-level differential signals, reducing measurement error in environments with varying common-mode voltages. The SOIC-8 surface-mount package enables straightforward PCB assembly and space-efficient designs. As a dedicated instrumentation amplifier, it simplifies front-end circuitry by combining differential input handling and gain setting into a single component.
Suitable for
 Sensor signal conditioning (strain gauges, thermocouples, bridge sensors)
 Data acquisition front-ends and precision measurement circuits
 Medical instrumentation and patient-monitoring front-end stages
 Industrial measurement systems and process-control interfaces
Key specifications
 Instrumentation amplifier topology with differential inputs
 SOIC-8 surface-mount package for PCB-mounted applications
 Designed for precision low-level signal amplification with stable gain
 High common-mode rejection to minimize interference from common-mode voltages
How to use
Place the INA118U on the PCB according to the SOIC-8 footprint and follow recommended layout practices for analog front ends, including short input traces and proper decoupling of supply rails. Configure gain using the external resistor as specified in the device documentation to set the required amplification of the differential input. Connect differential signal sources to the amplifier inputs and route the amplified output to subsequent ADC or processing stages. Observe supply voltage and input common-mode ranges indicated by the manufacturer to ensure correct operation.
Usage recommendations
For optimal performance, use proper power supply decoupling close to the device, maintain symmetrical routing for differential inputs, and follow the manufacturer's application notes for grounding and layout to preserve high common-mode rejection and measurement accuracy.

## FAQ

### How much does the Texas Instruments INA118U Instrumentation Amplifier (SOIC-8) cost, and is it available for purchase?

The price is 43.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 2 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 15.07.2026 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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