Overview
The INA199B3DCKR is a high-precision current shunt monitor produced by Texas Instruments. Designed for applications requiring accurate current sensing, this device is part of the INA199 series, known for its zero-drift architecture and bidirectional current measurement capabilities. It is suitable for both low-side and high-side sensing and operates over a wide common-mode voltage range. The INA199B3DCKR is particularly targeted at industrial, automotive, and consumer electronics applications where precise current monitoring is critical.
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 | |
| Offset Voltage | ±150 | µV | Max |
| Quiescent Current | 100 | µA | Max |
| Operating Temperature | -40 to 125 | °C | |
| Package | SC70-6 |
Key Features
- Bidirectional current sensing capability.
- Zero-drift architecture for high accuracy.
- Wide common-mode voltage range.
- Low offset voltage and quiescent current.
- Compact SC70-6 package for space-constrained applications.
Applications
The INA199B3DCKR is widely used in various industries, including automotive electronics for battery management and motor control, industrial automation for precision current monitoring, and consumer electronics for power management. Its ability to operate over a wide voltage range and provide accurate measurements makes it ideal for applications such as overcurrent protection, system optimization, and closed-loop feedback circuits.
Q & A
1. What is the gain of the INA199B3DCKR?
The gain of the INA199B3DCKR is 200 V/V.
2. What is the operating voltage range?
It operates from 2.7V to 26V.
3. Can it measure bidirectional current?
Yes, it supports bidirectional current measurement.
4. What is the package type?
It comes in an SC70-6 package.
5. What is the maximum offset voltage?
The maximum offset voltage is ±150 µV.
6. Is it suitable for automotive applications?
Yes, it is widely used in automotive electronics.
7. What is the quiescent current?
The maximum quiescent current is 100 µA.
8. What is the common-mode voltage range?
The common-mode voltage range is -0.3V to 26V.
9. What are the typical applications?
Typical applications include overcurrent protection, system optimization, and closed-loop feedback circuits.
10. Is it RoHS compliant?
Yes, it is RoHS compliant.
