Overview
The AD8213WYRMZ-RL is a dual-channel, precision current sense amplifier produced by Analog Devices Inc. This component is designed for high-accuracy current measurements in various industrial and automotive applications. It features a fixed gain of 20 V/V with a maximum ±0.5% gain error over the entire temperature range, ensuring high precision and reliability. The AD8213 is particularly useful in applications requiring the monitoring of current through shunt resistors, such as motor control, solenoid control, and battery management systems.
Key Specifications
| Parameter | Value |
|---|---|
| Gain | 20 V/V |
| Gain Error | ±0.5% (max) over temperature range |
| Common-Mode Rejection | Typically > 90 dB |
| Input Differential Voltage Range | 0 mV to 250 mV |
| Common-Mode Voltage Range | -2 V to +65 V |
| Operating Temperature Range | -40°C to +125°C (Y grade), -40°C to +150°C (H grade) |
| Package Type | 10-Lead Mini Small Outline Package (MSOP) |
| Supply Voltage | 5 V |
| Output Load Resistor | 25 kΩ (typical) |
Key Features
- Dual-channel precision current sense amplifier with a fixed gain of 20 V/V.
- High common-mode rejection ratio (CMRR) of typically greater than 90 dB.
- Excellent output linearity maintained throughout the input differential voltage range of 0 mV to 250 mV.
- Ability to reject high common-mode voltages up to 65 V.
- Integrated low-pass filtering capability via external capacitor to ground.
- Ground-referenced, buffered output suitable for direct interface with analog-to-digital converters (ADCs).
- Bidirectional current sensing capability for charge/discharge applications.
Applications
- Motor control and monitoring.
- Solenoid control and monitoring.
- Battery management systems.
- Automotive applications, including those requiring controlled manufacturing for quality and reliability.
- Industrial applications such as power supplies, DC-DC converters, and other high-current sensing needs.
Q & A
- What is the gain of the AD8213WYRMZ-RL? The gain of the AD8213WYRMZ-RL is 20 V/V.
- What is the maximum gain error of the AD8213WYRMZ-RL? The maximum gain error is ±0.5% over the entire temperature range.
- What is the common-mode rejection ratio (CMRR) of the AD8213WYRMZ-RL? The CMRR is typically greater than 90 dB.
- What is the input differential voltage range of the AD8213WYRMZ-RL? The input differential voltage range is from 0 mV to 250 mV.
- What is the common-mode voltage range of the AD8213WYRMZ-RL? The common-mode voltage range is from -2 V to +65 V.
- What is the operating temperature range of the AD8213WYRMZ-RL? The operating temperature range is -40°C to +125°C for the Y grade and -40°C to +150°C for the H grade.
- In what package is the AD8213WYRMZ-RL available? The AD8213WYRMZ-RL is available in a 10-Lead Mini Small Outline Package (MSOP).
- Can the AD8213WYRMZ-RL be used for bidirectional current sensing? Yes, the AD8213WYRMZ-RL can be configured for bidirectional current sensing.
- What are some typical applications of the AD8213WYRMZ-RL? Typical applications include motor control, solenoid control, battery management, and various industrial and automotive applications.
- How does the AD8213WYRMZ-RL reject ground noise? The AD8213WYRMZ-RL rejects ground noise through its high CMRR and ground-referenced, buffered output.
