Overview
The ADR02AR is a precision 5.0 V voltage reference manufactured by Analog Devices Inc. This component is part of the ADR0x series, which includes high-accuracy, low-drift voltage references. The ADR02AR is available in an 8-lead SOIC package and is designed to provide a stable output voltage over a wide supply voltage range, making it suitable for various applications requiring high precision and reliability.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Output Voltage | 4.995 to 5.005 | V |
| Initial Accuracy | ±0.1% (A and C grades), ±0.06% (B grade) | % |
| Temperature Coefficient | 3 ppm/°C (SOIC-8), 9 ppm/°C (SC70-5 and TSOT-5) | ppm/°C |
| Operating Temperature Range | –40°C to +125°C | °C |
| Maximum Output Current | 10 mA | mA |
| Input Voltage Range | 7 V to 40 V | V |
| Noise (0.1 Hz to 10 Hz) | 10 µV p-p | µV p-p |
| Package Type | 8-SOIC |
Key Features
- Ultracompact footprint available in SOIC-8, SC70-5, and TSOT-5 packages
- High accuracy and stability with initial accuracy of ±0.1% and temperature coefficient of 3 ppm/°C for SOIC-8 packages
- No external capacitor required
- Low noise of 10 µV p-p (0.1 Hz to 10 Hz)
- Wide operating range from 7 V to 40 V
- High output current capability of up to 10 mA
- TRIM terminal for fine adjustment of the output voltage
- TEMP terminal for temperature sensing and approximation with an external buffer and resistor network
Applications
- Precision data acquisition systems
- High resolution converters
- Industrial process control systems
- Precision instruments
- PCMCIA cards
- General-purpose and space-constrained applications
Q & A
- What is the output voltage of the ADR02AR? The output voltage of the ADR02AR is 5.0 V, with an initial accuracy of ±0.1% (A and C grades) and ±0.06% (B grade).
- What are the available package types for the ADR02AR? The ADR02AR is available in 8-SOIC, SC70-5, and TSOT-5 packages.
- What is the temperature coefficient of the ADR02AR in SOIC-8 package? The temperature coefficient of the ADR02AR in SOIC-8 package is 3 ppm/°C.
- Does the ADR02AR require an external capacitor? No, the ADR02AR does not require an external capacitor.
- What is the maximum output current of the ADR02AR? The maximum output current of the ADR02AR is 10 mA.
- What is the operating temperature range of the ADR02AR? The operating temperature range of the ADR02AR is –40°C to +125°C.
- Can the ADR02AR be used for temperature sensing? Yes, the ADR02AR has a TEMP terminal that can be used for temperature sensing with an external buffer and resistor network.
- What is the noise level of the ADR02AR? The noise level of the ADR02AR is 10 µV p-p (0.1 Hz to 10 Hz).
- Is the ADR02AR compatible with industry-standard voltage references? Yes, the SOIC-8 version of the ADR02AR is a drop-in replacement for industry-standard REF02.
- What are some typical applications of the ADR02AR? Typical applications include precision data acquisition systems, high resolution converters, industrial process control systems, and precision instruments.
