INA210BIDCKR

Product Overview

Category: Integrated Circuit (IC)

Use: Current Shunt Monitor

Characteristics: - High accuracy current sensing - Wide common-mode voltage range - Low offset voltage and drift - Small package size - Low power consumption

Package: DCK (SOT-23), 5-Pin

Essence: The INA210BIDCKR is a high-precision current shunt monitor IC designed for accurate current measurement in various applications.

Packaging/Quantity: The INA210BIDCKR is available in tape and reel packaging, with 3000 units per reel.

Specifications

The key specifications of the INA210BIDCKR are as follows:

• Supply Voltage Range: 2.7V to 26V
• Common-Mode Voltage Range: -0.3V to +26V
• Input Offset Voltage: ±150µV (maximum)
• Gain Error: ±0.25% (maximum)
• Bandwidth: 200kHz (typical)
• Quiescent Current: 60µA (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The INA210BIDCKR has five pins arranged as follows:

1. V+ (Positive Supply Voltage)
2. V- (Negative Supply Voltage)
3. OUT (Output Voltage)
4. REF (Reference Voltage)
5. IN- (Current Sense Input)

Functional Features

The INA210BIDCKR offers the following functional features:

1. High Accuracy: The IC provides precise current sensing with low offset voltage and drift, ensuring accurate measurements.
2. Wide Common-Mode Voltage Range: It can handle a wide range of common-mode voltages, making it suitable for diverse applications.
3. Small Package Size: The compact DCK package allows for space-efficient integration into various circuit designs.
4. Low Power Consumption: With a low quiescent current, the INA210BIDCKR minimizes power consumption, making it suitable for battery-powered applications.

Advantages and Disadvantages

Advantages: - High accuracy current sensing - Wide common-mode voltage range - Small package size - Low power consumption

Disadvantages: - Limited bandwidth compared to some other current shunt monitors - Higher cost compared to less precise alternatives

Working Principles

The INA210BIDCKR operates based on the principle of measuring the voltage drop across a shunt resistor to determine the current flowing through it. It amplifies this voltage drop and provides an output proportional to the current being monitored.

Detailed Application Field Plans

The INA210BIDCKR finds applications in various fields, including but not limited to:

1. Power Management Systems: Accurate current monitoring in power supplies, battery chargers, and DC-DC converters.
2. Motor Control: Precise current measurement in motor control circuits for monitoring and protection purposes.
3. Industrial Automation: Current sensing in industrial equipment, such as robotics, PLCs (Programmable Logic Controllers), and motor drives.
4. Automotive Electronics: Current monitoring in automotive systems, including electric vehicles, hybrid vehicles, and engine control units.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the INA210BIDCKR are:

1. INA219: High-side current shunt monitor with I2C interface.
2. MAX4080: Precision high-side current-sense amplifier.
3. LTC6101: High-side current sense amplifier with adjustable gain.

These alternatives provide options with varying features and specifications, allowing designers to choose the most suitable solution for their specific requirements.

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