Overview
The AD8210WYRZ-RL, produced by Analog Devices Inc., is a high-voltage, bidirectional current shunt monitor. This integrated circuit is designed to amplify small differential voltages in the presence of large common-mode voltages, making it ideal for current sensing applications. The AD8210 operates on a single supply voltage, typically 5V, and is available in an 8-lead SOIC package. It is qualified for automotive applications and offers excellent ac and dc performance over a wide temperature range of -40°C to +125°C.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage | 4.5 to 5.5 | V |
| Operating Temperature Range | -40 to +125 | °C |
| Common-Mode Input Voltage Range | -2 to +65 | V |
| Differential Input Voltage Range | ±250 | mV |
| Output Voltage Range | 0.05 to 4.9 | V |
| Gain | 20 V/V | |
| Offset Voltage (RTI) | ±1.0 | mV |
| Offset Drift | ±8.0 μV/°C | |
| Common-Mode Rejection Ratio (CMRR) | 100 to 120 dB (dc), 80 to 95 dB (dc to 100 kHz) | |
| Small Signal -3 dB Bandwidth | 450 kHz | |
| Slew Rate | 3 V/μs |
Key Features
- High common-mode voltage range: -2 V to +65 V.
- Bidirectional and unidirectional current measurement capabilities.
- High common-mode rejection ratio (CMRR): up to 120 dB at dc and 80 dB at 100 kHz.
- Low offset voltage and drift: ±1.0 mV and ±8.0 μV/°C, respectively.
- Adjustable output reference voltage via VREF1 and VREF2 pins).
- Qualified for automotive applications with robust ESD protection (±4000 V HBM)).
Applications
- Current sensing in automotive systems, including motor controls, transmission controls, diesel injection controls, and engine management).
- Suspension and vehicle dynamic controls).
- DC-to-DC converters).
- High-side current sensing with low-side or high-side switches).
Q & A
- What is the typical supply voltage for the AD8210WYRZ-RL?
The typical supply voltage is 5 V, with a range of 4.5 V to 5.5 V).
- What is the operating temperature range of the AD8210WYRZ-RL?
The operating temperature range is -40°C to +125°C).
- What is the common-mode input voltage range of the AD8210WYRZ-RL?
The common-mode input voltage range is -2 V to +65 V).
- Can the AD8210WYRZ-RL measure current in both directions?
- How is the output reference voltage adjusted on the AD8210WYRZ-RL?
The output reference voltage can be adjusted using the VREF1 and VREF2 pins).
- What is the gain of the AD8210WYRZ-RL?
The gain is internally set to 20 V/V).
- What is the common-mode rejection ratio (CMRR) of the AD8210WYRZ-RL?
The CMRR is up to 120 dB at dc and 80 dB at 100 kHz).
- Is the AD8210WYRZ-RL qualified for automotive applications?
- What is the package type of the AD8210WYRZ-RL?
The package type is 8-lead SOIC).
- What is the slew rate of the AD8210WYRZ-RL?
The slew rate is 3 V/μs).
