INA116PAG4

Product Overview

• Category: Integrated Circuit (IC)
• Use: Instrumentation Amplifier
• Characteristics:
  • High precision and accuracy
  • Low noise and distortion
  • Wide input voltage range
  • High common-mode rejection ratio
• Package: Plastic, 8-pin SOIC (Small Outline Integrated Circuit)
• Essence: INA116PAG4 is a high-performance instrumentation amplifier designed for precise signal amplification in various applications.
• Packaging/Quantity: Available in reels of 2500 units or tubes of 50 units.

Specifications

• Supply Voltage Range: ±2.25V to ±18V
• Input Offset Voltage: ±150µV (maximum)
• Input Bias Current: ±10nA (maximum)
• Gain Bandwidth Product: 1MHz (typical)
• Input Common-Mode Voltage Range: ±13V
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The INA116PAG4 has the following pin configuration:

```

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

Functional Features

• High gain accuracy and stability
• Excellent common-mode rejection ratio
• Low input offset voltage and bias current
• Wide operating voltage range
• Flexible gain setting options
• Internal protection against overvoltage and reverse polarity

Advantages and Disadvantages

Advantages: - High precision amplification - Low noise and distortion - Wide input voltage range - Suitable for various applications - Internal protection features

Disadvantages: - Relatively high cost compared to basic operational amplifiers - Requires external resistors for gain setting

Working Principles

The INA116PAG4 is based on the instrumentation amplifier architecture, which provides high gain and accuracy in amplifying small differential signals. It consists of three operational amplifiers and precision resistors that form a differential amplifier with adjustable gain. The input signal is amplified differentially, rejecting common-mode noise and interference. The output is a highly amplified and filtered version of the input signal.

Detailed Application Field Plans

The INA116PAG4 is widely used in applications requiring precise signal amplification and measurement, such as:

1. Medical equipment: ECG (Electrocardiogram), EEG (Electroencephalogram), and EMG (Electromyogram) devices.
2. Industrial automation: Process control, data acquisition, and sensor signal conditioning.
3. Test and measurement: Bridge amplification, strain gauge amplification, and thermocouple amplification.
4. Communication systems: Signal conditioning for audio and telecommunication equipment.
5. Automotive electronics: Sensor signal amplification and conditioning in automotive control systems.

Detailed Alternative Models

1. AD620: Low-cost instrumentation amplifier with similar specifications.
2. AD8221: Precision instrumentation amplifier with higher gain bandwidth product.
3. INA128: Instrumentation amplifier with lower input offset voltage and bias current.
4. AD8421: High-precision instrumentation amplifier with excellent common-mode rejection ratio.

These alternative models offer similar functionality and can be considered based on specific application requirements.

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