INA118UB/2K5

Product Overview

Category: Integrated Circuit (IC)

Use: The INA118UB/2K5 is a precision instrumentation amplifier designed for accurate signal amplification in various applications.

Characteristics: - High accuracy and precision - Low noise and distortion - Wide input voltage range - High common-mode rejection ratio (CMRR) - Low power consumption

Package: The INA118UB/2K5 comes in a small outline integrated circuit (SOIC) package, which provides ease of use and compatibility with standard PCB designs.

Essence: The essence of the INA118UB/2K5 lies in its ability to amplify weak signals accurately and reliably, making it suitable for applications that require precise measurements.

Packaging/Quantity: The INA118UB/2K5 is typically available in reels or tubes, containing a specified quantity of ICs per package.

Specifications

• Supply Voltage Range: ±2.25V to ±18V
• Input Offset Voltage: 50µV (maximum)
• Input Bias Current: 0.1nA (maximum)
• Gain Bandwidth Product: 1MHz (typical)
• Common-Mode Rejection Ratio: 100dB (minimum)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The INA118UB/2K5 has a total of 8 pins, as follows:

1. V+
2. V-
3. REF
4. RG
5. OUT
6. IN-
7. IN+
8. NC

Functional Features

• High Accuracy: The INA118UB/2K5 offers exceptional accuracy, ensuring precise amplification of signals.
• Low Noise and Distortion: With low noise and distortion characteristics, the INA118UB/2K5 maintains signal integrity during amplification.
• Wide Input Voltage Range: The IC can handle a wide range of input voltages, making it versatile for various applications.
• High CMRR: The high common-mode rejection ratio allows the INA118UB/2K5 to reject common-mode noise and interference effectively.
• Low Power Consumption: The IC operates with low power consumption, making it suitable for battery-powered devices.

Advantages and Disadvantages

Advantages: - High accuracy and precision - Low noise and distortion - Wide input voltage range - High CMRR - Low power consumption

Disadvantages: - Limited gain bandwidth product compared to some other instrumentation amplifiers - Not suitable for high-frequency applications

Working Principles

The INA118UB/2K5 utilizes a combination of operational amplifiers and precision resistors to amplify weak signals accurately. It employs a differential input stage, which provides excellent common-mode rejection and minimizes noise and interference. The IC's internal circuitry ensures precise amplification while maintaining signal integrity.

Detailed Application Field Plans

The INA118UB/2K5 finds application in various fields, including but not limited to: 1. Biomedical instrumentation 2. Industrial process control 3. Data acquisition systems 4. Strain gauge amplification 5. Temperature measurement 6. Bridge amplification

Alternative Models

For users seeking alternative options, the following models provide similar functionality to the INA118UB/2K5: 1. AD620 2. AD8221 3. MCP6N11 4. LT1167

These alternative models offer comparable features and performance, allowing users to choose the most suitable option for their specific requirements.

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