INA117KU

Product Overview

Category

INA117KU belongs to the category of integrated circuits (ICs).

Use

The INA117KU is primarily used as a precision instrumentation amplifier.

Characteristics

• High accuracy and precision
• Low offset voltage and low offset drift
• Wide input voltage range
• High common-mode rejection ratio (CMRR)
• Low noise
• High gain accuracy

Package

The INA117KU comes in a small outline package (SOIC) with 8 pins.

Essence

The essence of the INA117KU lies in its ability to accurately amplify weak signals while rejecting common-mode noise.

Packaging/Quantity

The INA117KU is typically sold in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Supply Voltage: 2.7V to 36V
• Input Offset Voltage: ±150μV (maximum)
• Input Offset Drift: ±1.5μV/°C (maximum)
• Common-Mode Rejection Ratio: 100dB (minimum)
• Gain Bandwidth Product: 200kHz (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

1. REF: Reference voltage pin
2. IN+: Non-inverting input pin
3. IN-: Inverting input pin
4. V+: Positive power supply pin
5. OUT: Output pin
6. RG: Gain setting resistor pin
7. GND: Ground pin
8. V-: Negative power supply pin

Functional Features

• High precision amplification of weak signals
• Excellent rejection of common-mode noise
• Flexible gain configuration using external resistors
• Wide input voltage range for versatile applications
• Low power consumption

Advantages and Disadvantages

Advantages

• High accuracy and precision
• Wide input voltage range
• Low noise
• High gain accuracy
• Excellent rejection of common-mode noise

Disadvantages

• Relatively high cost compared to other amplifiers in the market
• Limited availability in certain regions

Working Principles

The INA117KU operates based on the principle of differential amplification. It amplifies the difference between the non-inverting (IN+) and inverting (IN-) input voltages while rejecting any common-mode voltage present at both inputs. This allows for accurate amplification of weak signals, even in the presence of noise.

Detailed Application Field Plans

The INA117KU finds applications in various fields, including: 1. Biomedical instrumentation 2. Industrial process control 3. Strain gauge amplification 4. Temperature measurement 5. Data acquisition systems 6. Precision sensor interfaces

Detailed and Complete Alternative Models

1. AD620: Precision Instrumentation Amplifier
2. LT1167: Low Power Precision Instrumentation Amplifier
3. MCP6N11: Zero-Drift Instrumentation Amplifier
4. MAX4209: Ultra-Low Offset Voltage Instrumentation Amplifier
5. INA128: Precision Instrumentation Amplifier

These alternative models offer similar functionality and can be considered as alternatives to the INA117KU depending on specific requirements and availability.

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