Overview
The AD8215YRZ-R7 is a high voltage, precision current shunt monitor produced by Analog Devices Inc. This component is designed for accurate current sensing in various high-voltage applications. It features a set gain of 20 V/V and operates over a wide temperature range, making it suitable for demanding environments such as automotive and industrial settings.
Key Specifications
| Parameter | Min | Typ | Max | Unit | Test Conditions/Comments |
|---|---|---|---|---|---|
| Gain | 20 | V/V | Initial accuracy ±0.15% | ||
| Operating Temperature Range | -40°C | +125°C | °C | Ambient temperature (TA) = 25°C | |
| Supply Voltage | 12.5 V | V | Continuous | ||
| Input Voltage (Survival) | -3 V | +68 V | V | Continuous | |
| Differential Input Voltage | 0.5 V | V | |||
| ESD Rating (HBM) | ±4000 V | V | |||
| Output Short-Circuit Duration | Indefinite |
Key Features
- Precision Gain: The AD8215 features a set gain of 20 V/V with a maximum ±0.3% gain error over the entire temperature range, ensuring high accuracy in current measurements.
- Wide Operating Range: It operates from -2 V to +65 V and has a survival voltage range of -3 V to +68 V, making it suitable for high-voltage applications.
- Excellent Temperature Stability: The component has a typical offset drift of 6 μV/°C and a gain drift of -8 ppm/°C, ensuring stable performance across a wide temperature range.
- High Common-Mode Rejection Ratio (CMRR): The AD8215 offers a typical CMRR of 120 dB at DC, which is crucial for maintaining output linearity in varying common-mode voltages.
- Automotive Qualification: The AD8215WYRZ models are qualified for automotive applications, supporting the quality and reliability requirements of such environments.
Applications
- High-Side Current Sensing: Ideal for monitoring current in high-side configurations without the need for additional components.
- Motor Controls: Used in motor control systems to accurately measure current flow.
- Transmission Controls: Applied in transmission control systems for precise current sensing.
- Engine Management: Utilized in engine management systems for accurate current measurements).
- Vehicle Dynamic Controls: Employed in various vehicle dynamic control systems such as suspension controls).
- DC to DC Converters: Used in DC to DC converter applications where precise current monitoring is essential).
Q & A
- What is the gain of the AD8215YRZ-R7?
The AD8215YRZ-R7 has a set gain of 20 V/V.
- What is the operating temperature range of the AD8215YRZ-R7?
The operating temperature range is -40°C to +125°C.
- What is the maximum supply voltage for the AD8215YRZ-R7?
The maximum supply voltage is 12.5 V.
- What is the common-mode rejection ratio (CMRR) of the AD8215YRZ-R7?
The typical CMRR is 120 dB at DC.
- Is the AD8215YRZ-R7 qualified for automotive applications?
- What is the typical offset drift of the AD8215YRZ-R7?
The typical offset drift is 6 μV/°C.
- Can the AD8215YRZ-R7 survive voltages beyond its operating range?
- What is the differential input voltage limit for the AD8215YRZ-R7?
- How does the AD8215YRZ-R7 handle output short-circuit conditions?
- What is the ESD rating of the AD8215YRZ-R7?
