INA141UA/2K5

Product Overview

Category: Integrated Circuit (IC)

Use: The INA141UA/2K5 is a precision instrumentation amplifier designed for accurate signal amplification in various applications.

Characteristics: - High accuracy - Low noise - Wide bandwidth - High common-mode rejection ratio (CMRR) - Low power consumption

Package: The INA141UA/2K5 is available in a small outline package (SOIC) with 8 pins.

Essence: This IC is essential for amplifying weak signals accurately and reliably in electronic circuits.

Packaging/Quantity: The INA141UA/2K5 is typically sold in reels containing 2500 units.

Specifications

• Supply Voltage Range: ±2.25V to ±18V
• Input Offset Voltage: ±150µV (maximum)
• Input Bias Current: ±50nA (maximum)
• Gain Bandwidth Product: 1MHz (typical)
• Common-Mode Rejection Ratio: 86dB (minimum)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The INA141UA/2K5 has the following pin configuration:

```

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| | --| V+ | --| IN+ | --| IN- | --| REF | --| OUT | --| V- | --| RG | |___________| ```

Functional Features

• High input impedance
• Differential input stage
• Programmable gain
• Output voltage swing near the supply rails
• Internal frequency compensation

Advantages

• Accurate amplification of weak signals
• Low noise performance
• Wide operating temperature range
• Flexible gain settings
• Suitable for precision measurement applications

Disadvantages

• Limited gain bandwidth product compared to some other amplifiers
• Requires external resistors for gain configuration

Working Principles

The INA141UA/2K5 operates based on the principle of differential amplification. It amplifies the voltage difference between the IN+ and IN- inputs while rejecting common-mode signals. The gain can be adjusted by selecting appropriate resistor values for RG.

Application Field Plans

The INA141UA/2K5 is commonly used in the following applications:

1. Medical instrumentation
2. Industrial process control
3. Data acquisition systems
4. Strain gauge amplification
5. Thermocouple amplification

Alternative Models

Some alternative models that offer similar functionality to the INA141UA/2K5 include:

1. AD620
2. LT1167
3. MCP6N11
4. MAX4208

These alternatives should be evaluated based on specific application requirements and desired performance characteristics.

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