INA4180A4QPWRQ1

Product Overview

• Category: Integrated Circuit
• Use: Amplifier
• Characteristics: High precision, low noise, automotive-grade
• Package: QFN (Quad Flat No-leads)
• Essence: Precision Instrumentation Amplifier
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage: 2.7V to 5.5V
• Input Offset Voltage: ±50µV (maximum)
• Input Bias Current: ±100nA (maximum)
• Gain Bandwidth Product: 10MHz (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The INA4180A4QPWRQ1 has a total of 16 pins. The pin configuration is as follows:

1. VOUT
2. IN-
3. IN+
4. GND
5. REF-
6. REF+
7. RG
8. SET
9. NC
10. NC
11. NC
12. NC
13. NC
14. VCC
15. NC
16. NC

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
• EMI (Electromagnetic Interference) filtering
• Automotive-grade reliability and performance

Advantages and Disadvantages

Advantages

• High precision amplification for accurate measurements
• Low noise for improved signal integrity
• Wide operating temperature range suitable for automotive applications
• Robust packaging for durability in harsh environments

Disadvantages

• Relatively high cost compared to standard amplifiers
• Limited availability in small quantities

Working Principles

The INA4180A4QPWRQ1 is a precision instrumentation amplifier designed to amplify small differential signals with high accuracy. It utilizes a combination of operational amplifiers and precision resistors to achieve high gain, low noise, and excellent common-mode rejection.

The input signal is applied to the IN+ and IN- pins, while the reference voltage is connected to the REF+ and REF- pins. The gain of the amplifier can be set using an external resistor connected to the RG pin. The amplified output signal is available at the VOUT pin.

Detailed Application Field Plans

The INA4180A4QPWRQ1 is commonly used in various applications that require precise amplification of small differential signals. Some of the typical application fields include:

1. Sensor signal conditioning
2. Medical instrumentation
3. Industrial automation
4. Automotive electronics
5. Test and measurement equipment

Detailed and Complete Alternative Models

1. AD8221: Precision Instrumentation Amplifier, similar specifications and features.
2. MCP6N11: Low Noise Instrumentation Amplifier, suitable for low-power applications.
3. LT1167: High Precision Instrumentation Amplifier, wide supply voltage range.

These alternative models offer similar functionality and performance to the INA4180A4QPWRQ1 and can be considered as alternatives based on specific requirements and availability.

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