Texas Instruments INA180A1QDBVRQ1 Automotive Current Sense Amplifier

The INA180A1QDBVRQ1 is a precision current sense amplifier from Texas Instruments, meticulously designed for automotive and industrial applications. This high-quality component is part of the INA180 series, renowned for its accuracy and reliability in current measurement systems.

Featuring a unidirectional current-sensing architecture, the INA180A1QDBVRQ1 is capable of measuring current across a shunt resistor in a variety of systems, including motor control, battery management, and power-supply monitoring. The device operates over a common-mode voltage range from -0.2V to +26V, even with a low supply voltage of 2.7V to 5.5V, making it highly versatile for diverse automotive environments.

The INA180A1QDBVRQ1 is distinguished by its precision with a gain error of only ±0.5% (max) and an input offset voltage as low as ±35 µV (max), ensuring accurate current measurements for critical applications. The device's low quiescent current of 260 µA (typical) contributes to its efficiency, making it suitable for power-sensitive systems.

For enhanced safety and reliability, the INA180A1QDBVRQ1 is AEC-Q100 qualified, reflecting its compliance with stringent automotive quality standards. Furthermore, the device is provided in a compact SOT-23 package, which facilitates its integration into space-constrained applications without compromising performance.

Key features of the INA180A1QDBVRQ1 include:

• Wide common-mode voltage range: -0.2V to +26V
• Low supply voltage: 2.7V to 5.5V
• High accuracy: gain error of ±0.5% (max)
• Low input offset voltage: ±35 µV (max)
• Low quiescent current: 260 µA (typical)
• Compact SOT-23 packaging
• AEC-Q100 qualified for automotive applications

The INA180A1QDBVRQ1 is an ideal choice for automotive engineers and designers seeking a reliable, high-performance current sense solution that meets the rigorous demands of the automotive industry. With its precision, efficiency, and compact design, this current sense amplifier enables the development of advanced, safety-critical automotive systems.