Overview
The AD8206YRZ-REEL7, produced by Analog Devices Inc., is a single-supply difference amplifier designed to amplify small differential voltages in the presence of large common-mode voltages. This component is particularly useful in applications where high accuracy and stability are required, such as in industrial control systems, medical devices, and automotive systems. The AD8206 features a robust design with high common-mode rejection ratio (CMRR) and low offset voltage, making it suitable for a variety of precision measurement and signal conditioning tasks.
Key Specifications
| Parameter | Test Conditions/Comments | Unit | Min | Typ | Max |
|---|---|---|---|---|---|
| GAIN | Initial | V/V | - | 20 | - |
| GAIN Accuracy | VO ≥ 0.1 V dc, 25°C | % | - | ±1 | - |
| GAIN Accuracy Over Temperature | Specified temperature range | % | - | ±1.2 | - |
| Offset Voltage (RTI) | 25°C | mV | - | ±2 | - |
| Offset Voltage Over Temperature (RTI) | Specified temperature range | mV | - | ±4.5 | - |
| Offset Drift | - | µV/°C | - | 15 | - |
| Input Impedance Differential | - | kΩ | - | 400 | - |
| Input Impedance Common Mode | - | kΩ | - | 200 | - |
| Common-Mode Rejection Ratio (CMRR) | 25°C, f = dc to 20 kHz | dB | 76 | 86 | - |
| Output Voltage Range | RL = 25 kΩ, VS = 5 V | V | 0.08 | - | 4.7 |
| Output Resistance | - | Ω | - | 2 | - |
| Small Signal −3 dB Bandwidth | - | kHz | - | 100 | - |
| Slew Rate | - | V/µs | - | 0.5 | - |
| Power Supply Operating Range | - | V | 4.5 | - | 5.5 |
| Quiescent Current | VO = 0.1 V dc | mA | - | 2 | 2.2 |
| Operating Temperature Range | - | °C | -40 | - | 125/150 |
Key Features
- High Accuracy and Stability: The AD8206 offers high gain accuracy and low offset voltage, making it ideal for precision measurement applications.
- High Common-Mode Rejection Ratio (CMRR): With a CMRR of up to 86 dB from dc to 20 kHz, this amplifier is effective in rejecting common-mode noise.
- Single-Supply Operation: The AD8206 operates on a single supply voltage ranging from 4.5 V to 5.5 V, simplifying system design.
- Adjustable Output Offset: The output offset can be adjusted from 0.08 V to 4.7 V, allowing for both unidirectional and bidirectional operation.
- Low Noise and High Bandwidth: The amplifier features a small signal −3 dB bandwidth of 100 kHz and a low noise spectral density, ensuring high signal integrity.
- Robust Input Protection: The AD8206 has input voltage protection up to ±75 V and transient survival up to ±80 V, enhancing reliability in harsh environments.
Applications
- Industrial Control Systems: Suitable for precision measurement and signal conditioning in industrial automation and control systems.
- Medical Devices: Used in medical equipment where high accuracy and stability are crucial, such as in ECG and EEG systems.
- Automotive Systems: Ideal for automotive applications requiring robust and accurate signal amplification, such as in sensor interfaces and data acquisition systems.
- Test and Measurement Equipment: Employed in various test and measurement instruments where precision amplification of differential signals is necessary.
Q & A
- What is the primary function of the AD8206YRZ-REEL7?
The AD8206YRZ-REEL7 is a single-supply difference amplifier designed to amplify small differential voltages in the presence of large common-mode voltages.
- What is the typical gain accuracy of the AD8206YRZ-REEL7?
The typical gain accuracy is ±1% at 25°C.
- What is the common-mode rejection ratio (CMRR) of the AD8206YRZ-REEL7?
The CMRR is up to 86 dB from dc to 20 kHz.
- What is the operating temperature range of the AD8206YRZ-REEL7?
The operating temperature range is from −40°C to 125°C or 150°C depending on the package.
- Can the output offset of the AD8206YRZ-REEL7 be adjusted?
Yes, the output offset can be adjusted from 0.08 V to 4.7 V.
- What is the small signal −3 dB bandwidth of the AD8206YRZ-REEL7?
The small signal −3 dB bandwidth is 100 kHz.
- What is the slew rate of the AD8206YRZ-REEL7?
The slew rate is 0.5 V/µs.
- What is the power supply operating range of the AD8206YRZ-REEL7?
The power supply operating range is from 4.5 V to 5.5 V.
- What is the quiescent current of the AD8206YRZ-REEL7?
The quiescent current is approximately 2 mA.
- Is the AD8206YRZ-REEL7 protected against input overvoltage?
Yes, it has input voltage protection up to ±75 V and transient survival up to ±80 V.
