INA2181A4IDGSR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Amplifier
• Characteristics: High precision, low noise, low power consumption
• Package: VSSOP-10
• Essence: Instrumentation amplifier
• Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

• Supply Voltage Range: ±2.25V to ±18V
• Input Offset Voltage: ±150µV (maximum)
• Gain Bandwidth Product: 200kHz (typical)
• Input Bias Current: ±50nA (maximum)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The INA2181A4IDGSR has the following pin configuration:

1. IN1: Non-inverting input 1
2. IN2: Inverting input 2
3. REF: Reference voltage input
4. OUT: Output
5. V+: Positive supply voltage
6. V-: Negative supply voltage
7. GND: Ground
8. NC: No connection
9. IN3: Non-inverting input 3
10. IN4: Inverting input 4

Functional Features

• High common-mode rejection ratio (CMRR)
• Low input offset voltage
• Rail-to-rail output swing
• Wide supply voltage range
• Low quiescent current

Advantages and Disadvantages

Advantages: - High precision amplification - Low noise performance - Wide operating temperature range - Small package size

Disadvantages: - Limited number of inputs - Requires external power supply

Working Principles

The INA2181A4IDGSR is an instrumentation amplifier that amplifies small differential signals while rejecting common-mode noise. It consists of multiple operational amplifiers and precision resistors configured in a specific arrangement to achieve high gain and accuracy. The input signals are amplified differentially, and the output is a linearly amplified version of the difference between the inputs.

Detailed Application Field Plans

The INA2181A4IDGSR is commonly used in various applications, including:

1. Medical equipment: ECG amplification, patient monitoring
2. Industrial automation: Sensor signal conditioning, process control
3. Test and measurement: Data acquisition systems, strain gauge amplification
4. Audio equipment: Microphone preamplifiers, audio mixers

Detailed and Complete Alternative Models

1. INA2180A4IDGSR: Similar specifications and features, but with a different package (VSSOP-14)
2. INA2181AIDGSR: Single-channel version with similar specifications and features
3. INA2181AIDGST: Same as INA2181AIDGSR, but in a different package (TSSOP-14)

These alternative models provide flexibility in terms of package options and single-channel operation while maintaining similar performance characteristics.

Word count: 275 words