Overview
The INA290A2QDCKRQ1 is a high-precision current sense amplifier produced by Texas Instruments. Designed for automotive applications, this component falls under the category of current sense amplifiers. It is specifically tailored for use in systems requiring accurate current monitoring, such as battery management, motor control, and power distribution. The INA290A2QDCKRQ1 stands out for its robust performance in harsh automotive environments, offering high accuracy, low offset voltage, and wide common-mode voltage range. Its AEC-Q100 qualification ensures reliability for automotive applications, making it a preferred choice for engineers in the automotive industry.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Supply Voltage | 2.7 to 5.5 | V | |
| Common-Mode Voltage Range | -0.2 to +40 | V | |
| Gain | 50 | V/V | |
| Offset Voltage | ±150 | µV | Max |
| Bandwidth | 500 | kHz | |
| Operating Temperature Range | -40 to +125 | °C | |
| Package | SC-70 (DCK) | 6-pin | |
| AEC-Q100 Qualified | Yes |
Key Features
- High Accuracy: Low offset voltage and high gain ensure precise current measurements.
- Wide Common-Mode Voltage Range: Supports measurements in systems with varying voltage levels.
- Automotive-Grade Reliability: AEC-Q100 qualified for use in demanding automotive environments.
- Compact Package: SC-70 package enables space-efficient designs.
- Low Power Consumption: Optimized for energy-efficient applications.
Applications
The INA290A2QDCKRQ1 is widely used in automotive and industrial applications. In automotive systems, it is ideal for battery management systems (BMS), electric vehicle (EV) powertrains, and motor control units. Its high accuracy and reliability make it suitable for monitoring current in power distribution networks and load detection systems. Additionally, it is used in industrial automation for motor control, power supply monitoring, and overcurrent protection. Its robust design ensures consistent performance in challenging environments, making it a versatile solution for various high-precision current sensing needs.
Q & A
1. What is the operating voltage range of the INA290A2QDCKRQ1?
The operating voltage range is 2.7 to 5.5 V.
2. Is the INA290A2QDCKRQ1 suitable for automotive applications?
Yes, it is AEC-Q100 qualified, making it suitable for automotive environments.
3. What is the gain of the INA290A2QDCKRQ1?
The gain is 50 V/V.
4. What is the common-mode voltage range of this component?
The common-mode voltage range is -0.2 to +40 V.
5. Can the INA290A2QDCKRQ1 operate in high-temperature environments?
Yes, it operates in a temperature range of -40 to +125 °C.
6. What package does the INA290A2QDCKRQ1 come in?
It comes in a 6-pin SC-70 (DCK) package.
7. What is the bandwidth of the INA290A2QDCKRQ1?
The bandwidth is 500 kHz.
8. Does the INA290A2QDCKRQ1 have low power consumption?
Yes, it is designed for low power consumption.
9. What is the maximum offset voltage of this component?
The maximum offset voltage is ±150 µV.
10. Where can I find detailed technical documentation for the INA290A2QDCKRQ1?
Detailed documentation can be found on the Texas Instruments official website or distributor platforms like Digi-Key and Mouser.
