Overview
The INA210BIDCKR is a high-precision, low-power current shunt monitor produced by Texas Instruments. This device is designed to measure current across a shunt resistor in various applications, offering high accuracy and efficiency. It belongs to the category of current sense amplifiers and is particularly suitable for systems requiring precise current monitoring, such as power management, battery charging, and industrial automation. The INA210BIDCKR stands out for its low offset voltage, wide common-mode voltage range, and compact package, making it a competitive choice for engineers seeking reliable current measurement solutions.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Supply Voltage | 2.7 to 26 | V | |
| Common-Mode Voltage Range | -0.3 to 26 | V | |
| Gain | 200 | V/V | Fixed |
| Offset Voltage | ±35 | µV | Max |
| Quiescent Current | 60 | µA | Typical |
| Bandwidth | 350 | kHz | |
| Operating Temperature Range | -40 to 125 | °C | |
| Package | SC-70 (DCK) | 6-Pin |
Key Features
- High Accuracy: Low offset voltage ensures precise current measurement.
- Wide Voltage Range: Supports common-mode voltages from -0.3V to 26V.
- Low Power Consumption: Quiescent current of only 60 µA for energy-efficient operation.
- Compact Design: Small SC-70 package saves board space.
- Fixed Gain: Eliminates the need for external components, simplifying design.
Applications
The INA210BIDCKR is widely used in applications requiring accurate current monitoring, including:
- Power Management: Monitors current in power supplies and converters.
- Battery Charging: Ensures safe and efficient charging in portable devices.
- Industrial Automation: Provides current feedback in motor control and robotics.
- Telecommunications: Measures current in base stations and network equipment.
- Automotive Electronics: Used in battery management systems and infotainment systems.
Q & A
1. What is the purpose of the INA210BIDCKR?
The INA210BIDCKR is a current shunt monitor designed to measure current across a shunt resistor with high precision.
2. What is the gain of the INA210BIDCKR?
The device has a fixed gain of 200 V/V.
3. What is the operating voltage range?
It operates with a supply voltage range of 2.7V to 26V.
4. Can it measure negative currents?
Yes, it supports common-mode voltages from -0.3V to 26V, allowing measurement of negative currents.
5. What is the typical quiescent current?
The typical quiescent current is 60 µA.
6. What is the bandwidth of the device?
The bandwidth is 350 kHz.
7. Is the INA210BIDCKR suitable for automotive applications?
Yes, it is suitable for automotive electronics, including battery management systems.
8. What package does it come in?
It is available in a 6-pin SC-70 (DCK) package.
9. What is the maximum offset voltage?
The maximum offset voltage is ±35 µV.
10. Can it operate in extreme temperatures?
Yes, it operates in a temperature range of -40°C to 125°C.
