INA180B1IDBVR

The INA180B1IDBVR is a precision current sense amplifier manufactured by Texas Instruments. It is designed to provide accurate current sensing in a variety of applications, including battery management systems, motor control, and power monitoring. Here’s a detailed description of its key features and specifications:

Package and Dimensions

• Package Type: The INA180B1IDBVR comes in a small, surface-mount package known as the SOT-23-5. This compact form factor is ideal for space-constrained applications.
• Dimensions: The SOT-23-5 package typically measures approximately 2.9 mm x 2.8 mm x 1.1 mm, making it suitable for integration into compact electronic designs.

Electrical Characteristics

• Supply Voltage: The device operates over a wide supply voltage range, typically from 2.7 V to 5.5 V, allowing it to be used in various power supply environments.
• Input Common-Mode Voltage Range: The INA180B1IDBVR features a wide input common-mode voltage range, which is essential for accurately sensing current in high-side or low-side configurations.
• Gain: The amplifier has a fixed gain of 100 V/V, which means it amplifies the voltage across the shunt resistor by a factor of 100, making it easier to read small voltage drops that correspond to current flow.
• Input Offset Voltage: It boasts a low input offset voltage, typically around 50 µV, which enhances the accuracy of current measurements.
• Bandwidth: The device has a bandwidth of approximately 1 MHz, allowing it to respond quickly to changes in current.

Performance Features

• Low Noise: The INA180B1IDBVR is designed to minimize noise, which is crucial for accurate current sensing, especially in low-current applications.
• Temperature Drift: The device exhibits low temperature drift characteristics, ensuring stable performance across a range of operating temperatures.
• Power Consumption: It has low quiescent current consumption, making it suitable for battery-powered applications where energy efficiency is critical.

Applications

The INA180B1IDBVR is suitable for a variety of applications, including:

• Battery Management Systems: For monitoring charge and discharge currents in battery packs.
• Motor Control: To sense current in motor drive applications, enabling efficient control and protection.
• Power Monitoring: For measuring current in power supplies and energy metering systems.

Additional Features

• Protection Features: The device includes built-in protection against overvoltage conditions, enhancing reliability in demanding environments.
• Pin Configuration: The SOT-23-5 package features five pins, including input pins for the shunt resistor, output pin for the amplified signal, and supply voltage pins.

In summary, the INA180B1IDBVR from Texas Instruments is a highly versatile and precise current sense amplifier that combines a compact design with excellent electrical performance, making it an ideal choice for a wide range of current sensing applications.