Overview
The INA190A2IDCKT is a high-precision current sense amplifier produced by Texas Instruments. This model is part of the INA190 series, designed for accurate current sensing in a variety of applications. It is particularly suitable for industrial, automotive, and consumer electronics, offering a compact solution with low power consumption and high accuracy. The INA190A2IDCKT stands out for its wide input voltage range and robust performance, making it a competitive choice for engineers seeking reliable current measurement solutions.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Supply Voltage Range | 2.7 to 5.5 | V | |
| Input Common-Mode Voltage Range | -0.2 to +40 | V | |
| Gain | 20 | V/V | Fixed |
| Bandwidth | 350 | kHz | |
| Quiescent Current | 60 | µA | |
| Operating Temperature Range | -40 to +125 | °C | |
| Package | SC70 | 6-pin |
Key Features
- High accuracy with a low offset voltage of ±150 µV (max).
- Wide input common-mode voltage range supports operation from -0.2 V to +40 V.
- Low quiescent current of 60 µA minimizes power consumption.
- Fixed gain of 20 V/V simplifies design and reduces external components.
- Compact SC70 package saves board space in size-constrained applications.
Applications
The INA190A2IDCKT is ideal for a wide range of applications, including:
- Industrial Automation: Current monitoring in motor control systems and power supplies.
- Automotive Electronics: Battery management systems and load detection.
- Consumer Electronics: Overcurrent protection and power management in portable devices.
- Telecommunications: Current sensing in power amplifiers and base stations.
Q & A
1. What is the typical input offset voltage of the INA190A2IDCKT?
The typical input offset voltage is ±150 µV.
2. Can the INA190A2IDCKT operate with a single supply voltage?
Yes, it operates with a single supply voltage ranging from 2.7 V to 5.5 V.
3. What is the gain of the INA190A2IDCKT?
The gain is fixed at 20 V/V.
4. Is the INA190A2IDCKT suitable for automotive applications?
Yes, it is suitable for automotive applications, including battery management systems.
5. What is the operating temperature range of the INA190A2IDCKT?
The operating temperature range is -40°C to +125°C.
6. Does the INA190A2IDCKT require external components for operation?
No, it has a fixed gain and does not require external components for basic operation.
7. What package does the INA190A2IDCKT come in?
It comes in a compact SC70 package with 6 pins.
8. What is the bandwidth of the INA190A2IDCKT?
The bandwidth is 350 kHz.
9. Can the INA190A2IDCKT handle negative input voltages?
Yes, it can handle input voltages as low as -0.2 V.
10. What is the quiescent current of the INA190A2IDCKT?
The quiescent current is 60 µA.
