Overview
The INA180A3IDBVR, produced by Texas Instruments, is a high-performance current sense amplifier designed for a wide range of applications requiring accurate current measurement. This device is part of the INA180 family, which offers various gain options to suit different application needs. The INA180A3IDBVR specifically has a gain of 100 V/V, making it suitable for applications where high sensitivity is required.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage (VS) | 2.7 to 5.5 | V |
| Common-Mode Range (VCM) | -0.2 to +26 | V |
| Bandwidth | 350 kHz (A1 devices) | Hz |
| Offset Voltage | ±150 µV (max) at VCM = 0 V, ±500 µV (max) at VCM = 12 V | µV |
| Output Slew Rate | 2 V/µs | V/µs |
| Gain Error | ±1% (max) | % |
| Offset Drift | 1 µV/°C (max) | µV/°C |
| Quiescent Current | 260 µA (max) | µA |
| Operating Temperature Range | -55 to 150 | °C |
| Junction Temperature | 150 | °C |
| Storage Temperature Range | -65 to 150 | °C |
Key Features
- High bandwidth of 350 kHz, ensuring accurate and fast current measurements.
- Wide common-mode range from -0.2 V to +26 V, making it suitable for various voltage levels.
- Low offset voltage of ±150 µV (max) at VCM = 0 V and ±500 µV (max) at VCM = 12 V, enhancing measurement accuracy.
- High output slew rate of 2 V/µs for rapid response to changes in current.
- Low quiescent current of 260 µA (max), contributing to power efficiency.
- Gain options of 20 V/V, 50 V/V, 100 V/V, and 200 V/V, with the INA180A3IDBVR specifically offering a gain of 100 V/V.
Applications
- Motor control: Accurate current sensing is crucial for motor control systems to ensure efficient and reliable operation.
- Battery monitoring: The INA180A3IDBVR can be used to monitor battery current, voltage, and state of charge.
- Power management: It is useful in power management systems to monitor and control power consumption.
- Lighting control: For lighting systems, especially those involving LED drivers, to monitor and adjust current levels.
- Overcurrent detection: To detect and prevent overcurrent conditions in various electrical systems.
- Solar inverters: For monitoring current in solar inverter systems to optimize energy harvesting.
Q & A
- What is the common-mode range of the INA180A3IDBVR?
The common-mode range of the INA180A3IDBVR is from -0.2 V to +26 V.
- What is the bandwidth of the INA180A3IDBVR?
The bandwidth of the INA180A3IDBVR is 350 kHz.
- What is the gain of the INA180A3IDBVR?
The gain of the INA180A3IDBVR is 100 V/V.
- What is the maximum offset voltage of the INA180A3IDBVR at VCM = 0 V?
The maximum offset voltage at VCM = 0 V is ±150 µV.
- What is the output slew rate of the INA180A3IDBVR?
The output slew rate is 2 V/µs.
- What is the quiescent current of the INA180A3IDBVR?
The quiescent current is 260 µA (max).
- What are the typical applications of the INA180A3IDBVR?
Typical applications include motor control, battery monitoring, power management, lighting control, overcurrent detection, and solar inverters.
- What is the operating temperature range of the INA180A3IDBVR?
The operating temperature range is from -55°C to 150°C.
- What is the storage temperature range of the INA180A3IDBVR?
The storage temperature range is from -65°C to 150°C.
- What is the maximum junction temperature of the INA180A3IDBVR?
The maximum junction temperature is 150°C.
