# Operational Amplifier Texas Instruments OPA4277UA/2K5 Dual Precision Op-Amp SOIC-14

**URL:** https://aio.lv/en/product--texas-instruments-opa4277ua2k5--1774869
**Data updated:** 2026-03-27 13:13 (EET)
**Category:** Other goods
**Manufacturer:** texas instruments
**Manufacturer code:** OPA4277UA/2K5
**EAN:** 2050002187627
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 15.49 €
**Prices and availability valid until:** 2026-11-11 23:59
**Price without VAT (21%):** 12.80 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--texas-instruments-opa4277ua2k5--1774869

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 09.11.2026 | free |
| Pickup points | 12.11.2026 | 1.99 EUR |
| Courier delivery to door | 12.11.2026 | 4.99 EUR |

## Summary description

Texas Instruments OPA4277UA/2K5 is a dual precision operational amplifier supplied in an SOIC-14 package. Designed for general-purpose analog signal conditioning, it provides two matched op-amps suited for applications such as sensor signal amplification, active filtering, and precision instrumentation. Useful in mixed-signal circuits where low offset and stable performance are required.

## Long description

The Texas Instruments OPA4277UA/2K5 is a dual precision operational amplifier in an SOIC-14 package designed for general-purpose analog signal conditioning. It provides two matched op-amps with characteristics suited to sensor signal amplification, active filtering, and precision instrumentation. The device is intended for mixed-signal circuits where low input offset, stable performance, and predictable behavior across temperature and supply variations are important.
Advantages
The dual op-amp configuration offers channel matching and reduced layout complexity for dual-channel designs. Low input offset and low drift improve accuracy in DC-coupled and low-frequency applications. The SOIC-14 surface-mount package enables compact board placement and compatibility with standard PCB assembly processes. Stable operation and predictable input/output behavior make the amplifier suitable for designs requiring consistent performance over varying environmental conditions.
Suitable for
 Sensor signal amplification and conditioning
 Active filters and precision analog filters
 Instrumentation amplifiers and low-drift reference circuits
 Mixed-signal front-ends in measurement and data acquisition systems
Key specifications
 Dual operational amplifier in a single SOIC-14 package
 Precision input characteristics: low input offset and low drift
 Designed for stable operation across typical supply voltage ranges used in precision analog designs
 Matched amplifier channels for consistent differential or dual-channel performance
 SMD form factor suitable for modern PCB assembly
How to use
Place the SOIC-14 package on the PCB following standard footprint and soldering guidelines for surface-mount devices. Configure each amplifier in the appropriate topology for the task—single-supply or dual-supply operation, inverting/non-inverting amplifier, active filter, or buffer—ensuring proper power supply decoupling close to the device pins. For precision applications, include input protection and offset-trimming networks as required by the circuit. Verify stability with the chosen feedback network and load conditions, and consult device-specific datasheet parameters when selecting component values for gain, bandwidth, and noise requirements.
Usage recommendations
Use local bypass capacitors on the power pins to minimize supply noise and oscillations. Match input and feedback network impedances where practical to reduce offset errors and bias current effects. For high-precision DC measurements, allow thermal stabilization after soldering and before final calibration.

## FAQ

### How much does the Texas Instruments OPA4277UA/2K5 Dual Op-Amp SOIC-14 cost, and is it available for purchase?

The price is 15.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 5 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 09.11.2026 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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