Texas Instruments

INA302A1QPWRQ1

INA302A1QPWRQ1 Description

The INA302A1QPWRQ1 from Texas Instruments is a high-precision, AEC-Q100 qualified bidirectional current sense amplifier designed for automotive and industrial applications. Operating over a wide supply range of up to 36V, this device integrates advanced current monitoring capabilities with robust performance in harsh environments. Its REACH Unaffected status ensures compliance with environmental regulations, while the Bulk packaging option provides flexibility for high-volume production. As part of the INA302-Q1 family, it delivers low offset voltage and high accuracy, making it ideal for systems requiring precise current measurement and fault detection.

INA302A1QPWRQ1 Features

• Bidirectional Current Sensing: Supports both positive and negative current flow measurement with a single device.
• High Voltage Tolerance: Operates up to 36V, suitable for automotive battery systems and industrial power supplies.
• AEC-Q100 Qualified: Meets stringent automotive reliability standards for temperature, vibration, and EMI resilience.
• Low Offset Voltage: Ensures high accuracy in current measurements, critical for precision applications.
• Integrated Comparator: Features programmable alert thresholds for overcurrent or fault detection, reducing external component count.
• Wide Temperature Range: Reliable performance across automotive and industrial operating conditions.

INA302A1QPWRQ1 Applications

• Automotive Systems: Battery management (BMS), motor control, and load diagnostics in electric/hybrid vehicles (EV/HEV).
• Industrial Power Supplies: Overcurrent protection in servo drives, inverters, and DC-DC converters.
• Energy Monitoring: Accurate current measurement in solar inverters, UPS systems, and smart grid infrastructure.
• Fault Detection: Real-time monitoring of short circuits or overloads in high-reliability systems.

Conclusion of INA302A1QPWRQ1

The INA302A1QPWRQ1 stands out as a high-performance, automotive-grade current sense amplifier, combining precision, robustness, and integration for demanding applications. Its bidirectional sensing, high voltage capability, and built-in comparator make it superior to generic current monitors, reducing system complexity and improving reliability. Whether in EV powertrains, industrial automation, or energy systems, this device delivers accurate, real-time current data while meeting stringent automotive standards. For engineers seeking a versatile, high-reliability solution, the INA302A1QPWRQ1 is an optimal choice.