INA250A2PW

Product Overview

Category: Integrated Circuit (IC)

Use: The INA250A2PW is a precision current-sensing amplifier designed for use in various applications that require accurate measurement of current. It provides high-precision current sensing with low offset voltage and high common-mode rejection ratio.

Characteristics: - High accuracy - Low offset voltage - High common-mode rejection ratio - Wide input voltage range - Low quiescent current

Package: The INA250A2PW is available in a small outline package (SOP) with 8 pins.

Essence: The essence of the INA250A2PW lies in its ability to accurately measure current in a wide range of applications, providing precise and reliable results.

Packaging/Quantity: The INA250A2PW is typically sold in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Supply Voltage Range: 2.7V to 5.5V
• Input Common-Mode Voltage Range: -0.1V to V+ + 0.1V
• Quiescent Current: 60µA (typical)
• Gain Error: ±0.25% (maximum)
• Offset Voltage: ±100µV (maximum)
• Bandwidth: 500kHz (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The INA250A2PW has the following pin configuration:

1. V+
2. IN-
3. IN+
4. REF
5. OUT
6. GND
7. NC
8. V-

Functional Features

• High accuracy current sensing
• Differential input voltage range
• Low power consumption
• Rail-to-rail output swing
• Overload detection and indication

Advantages and Disadvantages

Advantages: - High accuracy measurement - Wide input voltage range - Low power consumption - Overload detection feature

Disadvantages: - Limited number of pins for additional functionalities - Relatively high cost compared to some alternatives

Working Principles

The INA250A2PW utilizes a precision operational amplifier to amplify the voltage difference between the IN+ and IN- inputs, which is proportional to the current being sensed. The amplified output is then provided at the OUT pin, allowing for accurate current measurement.

Detailed Application Field Plans

The INA250A2PW can be used in various applications, including but not limited to: 1. Battery management systems 2. Power supply monitoring 3. Motor control 4. Current sensing in industrial equipment 5. Solar energy systems

Detailed and Complete Alternative Models

1. INA219 - Similar functionality with higher accuracy and additional features.
2. INA226 - Higher precision current-sensing amplifier with integrated shunt resistor.
3. INA240 - Lower-cost alternative with slightly reduced accuracy.

These alternative models provide similar functionality to the INA250A2PW, catering to different requirements and budgets.

Word count: 365 words