INA213AIDCKTG4

Product Overview

Category: Integrated Circuit (IC)

Use: The INA213AIDCKTG4 is a high-precision, low-power, bidirectional current-sensing amplifier. It is specifically designed for use in applications that require accurate measurement of both positive and negative currents.

Characteristics: - High precision: The INA213AIDCKTG4 offers excellent accuracy with a maximum offset voltage of 50µV and a gain error of only 0.5%. - Low power consumption: With a supply voltage range of 2.7V to 26V, this IC consumes minimal power, making it suitable for battery-powered applications. - Bidirectional sensing: The device can accurately measure both positive and negative currents, making it ideal for applications such as motor control, battery monitoring, and power management systems. - Small package size: The INA213AIDCKTG4 comes in a compact SC70 package, allowing for space-efficient designs. - Enhanced ESD protection: This IC features built-in electrostatic discharge (ESD) protection, ensuring robustness against external electrical disturbances.

Package/Quantity: The INA213AIDCKTG4 is available in a SC70 package. It is typically sold in reels containing 2500 units.

Specifications

• Supply Voltage Range: 2.7V to 26V
• Input Common-Mode Voltage Range: -0.2V to +26V
• Output Voltage Swing: 0V to Vsupply - 0.2V
• Gain Error: ±0.5%
• Offset Voltage: ±50µV
• Bandwidth: 100kHz
• Quiescent Current: 60µA

Pin Configuration

The INA213AIDCKTG4 has the following pin configuration:

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| | | INA213AIDCKTG4 | |_______________________________________| | | | 1 2 3 4 5 6 7 8 9 | |_______________________________________|

Pin 1: Output Pin 2: V+ Pin 3: V- Pin 4: REF Pin 5: GND Pin 6: NC (No Connection) Pin 7: IN+ Pin 8: IN- Pin 9: VS ```

Functional Features

• High accuracy current sensing: The INA213AIDCKTG4 provides precise measurement of bidirectional currents, enabling accurate monitoring and control in various applications.
• Wide supply voltage range: With a supply voltage range of 2.7V to 26V, the IC can be used in a wide range of systems.
• Low power consumption: The low quiescent current of 60µA ensures minimal power consumption, making it suitable for battery-powered devices.
• Enhanced ESD protection: Built-in electrostatic discharge protection safeguards the IC from external electrical disturbances, ensuring reliable operation.

Advantages and Disadvantages

Advantages: - High precision and accuracy - Bidirectional current sensing capability - Wide supply voltage range - Low power consumption - Compact package size - Enhanced ESD protection

Disadvantages: - Limited bandwidth (100kHz)

Working Principles

The INA213AIDCKTG4 operates based on the principle of measuring the voltage drop across a shunt resistor placed in series with the current path. It amplifies this voltage drop and provides an output proportional to the sensed current. The bidirectional current sensing capability is achieved by using a differential amplifier configuration.

Detailed Application Field Plans

The INA213AIDCKTG4 finds applications in various fields, including:

1. Motor Control: Accurate current sensing is crucial for motor control systems to monitor and regulate the motor's performance and efficiency.
2. Battery Monitoring: The IC can be used in battery management systems to measure the charging and discharging currents accurately, ensuring optimal battery utilization and safety.
3. Power Management Systems: It is employed in power management systems to monitor and control the current flow, enabling efficient power distribution and protection against overcurrent conditions.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the INA213AIDCKTG4 are:

1. INA210: This IC provides high-precision bidirectional current sensing with a wide supply voltage range.
2. INA212: It offers enhanced bandwidth compared to the INA213AIDCKTG4, making it suitable for applications requiring higher frequency response.
3. INA214: This model features an integrated shunt resistor, simplifying the design and reducing external component count.

These alternative models can be considered based on specific application requirements and design constraints.

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