Texas Instruments

INA281A2QDBVRQ1

The INA281A2QDBVRQ1 is a precision current and power monitor from Texas Instruments. It is designed to measure both current and power in a wide range of applications, including battery-powered systems, power supplies, and energy harvesting systems.

Description:

The INA281A2QDBVRQ1 is a highly integrated, precision current and power monitor that combines a bidirectional current sensor with a precision voltage and power monitor. It is available in a compact 10-lead QFN package, making it ideal for use in space-constrained applications.

Features:

• Bidirectional current measurement with a range of ±20mA to ±60A
• Precision voltage measurement with a range of 0 to 56V
• Power measurement with a range of 0 to 3360W
• Wide supply voltage range of 2.7V to 5.5V
• Low power consumption of 100µA in normal operation
• I2C and SMBus compatible digital interface
• Programmable current and power limits with alert outputs
• 10-lead QFN package

Applications:

The INA281A2QDBVRQ1 is suitable for a wide range of applications, including:

1. Battery-powered systems: It can be used to monitor the current and power consumption of battery-powered devices, such as smartphones, laptops, and IoT devices.
2. Power supplies: It can be used to monitor the current and power output of power supplies, such as those used in industrial and automotive applications.
3. Energy harvesting systems: It can be used to monitor the current and power generated by energy harvesting systems, such as solar panels and wind turbines.
4. Medical devices: It can be used to monitor the current and power consumption of medical devices, such as wearable health monitors and portable medical equipment.
5. Lighting systems: It can be used to monitor the current and power consumption of lighting systems, such as LED lighting and smart lighting systems.

In summary, the INA281A2QDBVRQ1 is a versatile and highly integrated current and power monitor from Texas Instruments. Its features, such as bidirectional current measurement, precision voltage measurement, and low power consumption, make it suitable for a wide range of applications, including battery-powered systems, power supplies, energy harvesting systems, medical devices, and lighting systems.