Texas Instruments

INA199B1QDCKRQ1

The INA199B1QDCKRQ1 is a high-precision, low-power, monolithic current shunt amplifier designed for use in battery-powered applications. It is manufactured by Texas Instruments (TI), a well-known semiconductor company.

Description:

The INA199B1QDCKRQ1 is a precision current shunt amplifier that provides accurate current measurements in a small, low-profile package. It is designed to operate from a single supply voltage and can handle shunt currents up to ±2000mA. The device features a high accuracy of ±0.05% of the reading, making it suitable for applications where precise current measurements are critical.

Features:

1. High accuracy: ±0.05% of the reading
2. Low power consumption: 1.9µA typical
3. Wide supply voltage range: 2.7V to 5.5V
4. Wide input voltage range: 0V to 5.5V
5. Programmable gain: 20V, 40V, 80V, or 160V full-scale input
6. Small package: 10-lead WQFN (2mm x 2mm)
7. I2C compatible digital interface
8. Overvoltage protection
9. Wide operating temperature range: -40°C to +125°C

Applications:

1. Battery monitoring systems
2. Power supply current sensing
3. Energy harvesting systems
4. Electric vehicle battery management systems
5. Portable electronic devices
6. Telecommunication equipment
7. Industrial control systems
8. Medical equipment

The INA199B1QDCKRQ1 is a versatile and accurate current shunt amplifier that can be used in a wide range of applications where precise current measurements are required. Its low power consumption and small package size make it an ideal choice for battery-powered and space-constrained applications.