Overview
The INA210AIDCKR is a high-precision current sense amplifier produced by Texas Instruments. It is part of the INA21x series, which includes voltage-output, current-shunt monitors designed for various current sensing applications. These devices are commonly used for overcurrent protection, precision current measurement, and in closed-loop feedback circuits. The INA210 operates from a single 2.7-V to 26-V power supply and is available in SC70 and Thin UQFN packages, making it versatile for different design requirements.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Operating Temperature Range | -40 to 125 | °C |
| Supply Voltage Range | 2.7 to 26 | V |
| Quiescent Current (Maximum) | 100 | µA |
| Common-Mode Input Range | -0.3 to 26 | V |
| Offset Voltage (Maximum) | ±35 | µV |
| Gain Error (Maximum Over Temperature) | ±1% (Versions A and B), ±0.5% (Version C) | % |
| Gain (INA210) | 200 | V/V |
| Package Type | SC70 (DCK) | |
| Number of Pins | 6 |
Key Features
- Wide Common-Mode Range: –0.3 V to 26 V, independent of the supply voltage.
- Low Offset Voltage: ±35 µV (Maximum), enabling current sensing with shunt drops as low as 10-mV full-scale.
- High Accuracy: Gain error of ±1% (Versions A and B) and ±0.5% (Version C) over temperature.
- Low Offset and Gain Drift: 0.5-µV/°C offset drift and 10-ppm/°C gain drift.
- Choice of Gains: Available in various gain options (50 V/V, 75 V/V, 100 V/V, 200 V/V, 500 V/V, 1000 V/V).
- Low Power Consumption: Maximum quiescent current of 100 µA.
Applications
- Overcurrent Protection: Used to detect and prevent overcurrent conditions in various systems.
- Precision Current Measurement: Ideal for accurate current measurement in system optimization and monitoring.
- Closed-Loop Feedback Circuits: Utilized in feedback loops to maintain precise control over current levels.
- Automotive and Industrial Systems: Suitable for high-reliability applications requiring precise current sensing.
Q & A
- What is the operating temperature range of the INA210AIDCKR?
The operating temperature range is from -40°C to 125°C.
- What is the supply voltage range for the INA210AIDCKR?
The supply voltage range is from 2.7 V to 26 V.
- What is the maximum quiescent current of the INA210AIDCKR?
The maximum quiescent current is 100 µA.
- What is the common-mode input range of the INA210AIDCKR?
The common-mode input range is from -0.3 V to 26 V.
- What is the offset voltage of the INA210AIDCKR?
The offset voltage is ±35 µV (Maximum).
- What are the gain options available for the INA210 series?
The gain options are 50 V/V, 75 V/V, 100 V/V, 200 V/V, 500 V/V, and 1000 V/V.
- What is the package type and number of pins for the INA210AIDCKR?
The package type is SC70 (DCK) with 6 pins.
- What are some common applications of the INA210AIDCKR?
Common applications include overcurrent protection, precision current measurement, and closed-loop feedback circuits.
- How accurate is the gain error of the INA210AIDCKR over temperature?
The gain error is ±1% (Versions A and B) and ±0.5% (Version C) over temperature.
- What is the offset and gain drift of the INA210AIDCKR?
The offset drift is 0.5-µV/°C and the gain drift is 10-ppm/°C.
