Overview
The ADR02ARZ, produced by Analog Devices Inc., is a high-precision voltage reference integrated circuit. It is part of the ADR02 series, known for its compact design, low drift, and high stability. This device is available in various packages, including the 5-lead SC70 and TSOT, as well as the 8-lead SOIC, making it versatile for different application needs. The ADR02ARZ is designed to provide a stable output voltage of 5.0 volts from a wide supply voltage range, making it suitable for a variety of industrial and automotive applications.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Output Voltage (VO) | 4.995 | 5.000 | 5.005 | V |
| Initial Accuracy (VOERR) | −5 mV | − | +5 mV | mV |
| Temperature Coefficient (TCVO) | 1 ppm/°C | 3 ppm/°C | 10 ppm/°C | ppm/°C |
| Operating Temperature Range | −40°C | − | +125°C | °C |
| Supply Voltage Range | 7.0 V | − | 36.0 V | V |
| Output Current | − | − | 10 mA | mA |
| Quiescent Current (IIN) | 0.65 mA | − | 1 mA | mA |
| Voltage Noise (eN p-p) | − | − | 20 µV p-p | µV p-p |
| Line Regulation (∆VO/∆VIN) | − | − | 30 ppm/V | ppm/V |
| Load Regulation (∆VO/∆ILOAD) | − | − | 70 ppm/mA | ppm/mA |
Key Features
- Ultracompact Packages: Available in 5-lead SC70 and TSOT, and 8-lead SOIC packages.
- Low Temperature Coefficient: Typical 3 ppm/°C for A grade in 8-lead SOIC.
- High Initial Accuracy: ±0.1% for A and C grades.
- No External Capacitor Required: Simplifies circuit design.
- Low Noise: 20 µV p-p from 0.1 Hz to 10.0 Hz.
- Wide Operating Range: Supply voltage range from 7.0 V to 36.0 V.
- High Output Current: Up to 10 mA.
- Wide Temperature Range: Operates from −40°C to +125°C.
- Pin Compatibility: Compatible with industry-standard REF02.
Applications
The ADR02ARZ is suitable for various applications, including:
- Industrial Automation: For precise voltage referencing in control systems and instrumentation.
- Automotive Systems: Qualified for automotive applications, ensuring reliability in harsh environments.
- Medical Devices: High precision and stability make it ideal for medical equipment.
- Telecommunications: Used in communication systems requiring stable voltage references.
- Consumer Electronics: For applications requiring low noise and high accuracy voltage references.
Q & A
- What is the output voltage of the ADR02ARZ?
The output voltage of the ADR02ARZ is 5.0 volts. - What are the available package options for the ADR02ARZ?
The ADR02ARZ is available in 5-lead SC70, 5-lead TSOT, and 8-lead SOIC packages. - What is the temperature coefficient of the ADR02ARZ?
The temperature coefficient for the A grade in 8-lead SOIC is typically 3 ppm/°C. - Does the ADR02ARZ require an external capacitor?
No, the ADR02ARZ does not require an external capacitor. - What is the operating temperature range of the ADR02ARZ?
The operating temperature range is from −40°C to +125°C. - What is the maximum output current of the ADR02ARZ?
The maximum output current is 10 mA. - Is the ADR02ARZ qualified for automotive applications?
Yes, the A grade in 8-lead SOIC is qualified for automotive applications. - What is the supply voltage range for the ADR02ARZ?
The supply voltage range is from 7.0 V to 36.0 V. - How much noise does the ADR02ARZ produce?
The voltage noise is 20 µV p-p from 0.1 Hz to 10.0 Hz. - Is the ADR02ARZ compatible with other industry-standard voltage references?
Yes, it is compatible with industry-standard REF02.
