Texas Instruments

INA213BQDCKRQ1

The INA213BQDCKRQ1 is a high-side current sensor from Texas Instruments. It is designed to measure the current flowing through a high-side device, such as a motor or a power supply, with high accuracy and a wide input voltage range.

Description:

The INA213BQDCKRQ1 is a monolithic, precision current sensor device that is capable of measuring currents up to ±20A. It uses a small sense resistor to convert the current to a proportional voltage, which can then be read by a microcontroller or other digital system. The device is available in a small, thermally enhanced DFN package, making it ideal for use in compact and portable applications.

Features:

• Wide input voltage range: 2.7V to 26V
• High accuracy: ±1% initial accuracy and ±50ppm drift per °C
• Wide current range: ±20A
• Small sense resistor: 50µΩ typ
• Programmable gain: 20V/A, 40V/A, 80V/A, or 160V/A
• I2C or SMBus compatible digital interface
• Thermal shutdown and overcurrent protection
• Small package: 10-lead DFN

Applications:

The INA213BQDCKRQ1 is well-suited for a variety of applications where high accuracy current sensing is required. Some examples include:

1. Motor control: The INA213BQDCKRQ1 can be used to measure the current flowing through a motor, allowing for precise control and protection.
2. Power supply monitoring: The device can be used to monitor the current flowing through a power supply, providing feedback for power management and protection.
3. Battery management: The INA213BQDCKRQ1 can be used to measure the current flowing in and out of a battery, allowing for accurate monitoring of the battery's state of charge and health.
4. Energy harvesting: The device can be used to measure the current generated by energy harvesting systems, such as solar panels or wind turbines.
5. Lighting control: The INA213BQDCKRQ1 can be used to measure the current flowing through LED lighting systems, allowing for precise dimming and control.

Overall, the INA213BQDCKRQ1 is a versatile and accurate current sensor that is well-suited for a wide range of applications where high accuracy current sensing is required. Its small size and wide input voltage range make it ideal for use in compact and portable systems.