INA154UA/2K5

Product Overview

• Category: Integrated Circuit (IC)
• Use: Amplifier
• Characteristics: High precision, low noise, wide bandwidth
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: Instrumentation amplifier
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage: ±2.25V to ±18V
• Input Offset Voltage: ±150µV (maximum)
• Input Bias Current: ±50nA (maximum)
• Gain Bandwidth Product: 1MHz (typical)
• Input Common Mode Range: ±12V
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The INA154UA/2K5 has a total of 8 pins:

1. Pin 1: Gain Set Resistor (RG)
2. Pin 2: Inverting Input (IN-)
3. Pin 3: Non-Inverting Input (IN+)
4. Pin 4: V-
5. Pin 5: Output (OUT)
6. Pin 6: V+
7. Pin 7: Reference Voltage (REF)
8. Pin 8: Gain Set Resistor (RG)

Functional Features

• High common-mode rejection ratio (CMRR)
• Low input offset voltage and bias current
• Wide supply voltage range
• Rail-to-rail output swing capability
• Low distortion and noise

Advantages and Disadvantages

Advantages

• High precision amplification
• Suitable for low-level signal amplification
• Wide operating temperature range
• Versatile application possibilities

Disadvantages

• Relatively high power consumption
• Requires external gain set resistors

Working Principles

The INA154UA/2K5 is an instrumentation amplifier designed to amplify small differential signals while rejecting common-mode noise. It consists of three operational amplifiers and precision resistors that provide high gain and accuracy. The input stage provides a high impedance, allowing for precise signal acquisition. The gain can be adjusted by external resistors connected to the gain set pins.

Detailed Application Field Plans

The INA154UA/2K5 finds applications in various fields, including:

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

Detailed and Complete Alternative Models

1. INA114AP - Precision Instrumentation Amplifier
2. AD620 - Low Power Instrumentation Amplifier
3. LT1167 - Micropower Precision Instrumentation Amplifier
4. MCP6N11 - Zero-Drift Instrumentation Amplifier

These alternative models offer similar functionality and can be considered as alternatives to the INA154UA/2K5 based on specific application requirements.

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