Overview
The ADR520BRT-R2 is a high-precision shunt voltage reference produced by Analog Devices Inc. This component is designed for space-critical applications and is housed in an ultrasmall SOT-23-3 package. It features low temperature drift, high initial accuracy, and ultralow output noise, making it suitable for a variety of high-performance applications. The ADR520BRT-R2 is particularly useful in systems requiring stable and precise voltage references, such as in handheld, battery-powered devices and industrial equipment.
Key Specifications
| Parameter | Symbol | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|---|
| Output Voltage | VOUT | IIN = 50 μA to 15 mA, TA = 25°C | 2.044 | 2.048 | 2.052 | V |
| Initial Accuracy | VOERR | IIN = 50 μA to 15 mA, TA = 25°C | −4 | ±0.2% | +4 | mV |
| Temperature Coefficient | TCVOUT | −40°C to +85°C | 40 | ppm/°C | ||
| Operating Current Range | IIN | 50 μA | 15 mA | |||
| Output Noise | 2.5 V output, 0.1 Hz to 10 Hz | 14 | μV p-p | |||
| Temperature Range | TA | −40°C | +85°C | |||
| Package | SOT-23-3 |
Key Features
- High precision shunt voltage reference with output voltage of 2.048 V.
- Low temperature drift of 40 ppm/°C.
- Initial accuracy of ±0.2%.
- Ultralow output noise of 14 μV p-p at 2.5 V output.
- No external capacitor required for stability.
- Operating current range from 50 μA to 15 mA.
- Industrial temperature range of −40°C to +85°C.
- Trim terminal available for adjusting output voltage by ±0.5%.
Applications
- Portable, battery-powered equipment.
- Automotive systems.
- Power supplies.
- Data acquisition systems.
- Instrumentation and process control.
- Energy measurement systems.
Q & A
- What is the output voltage of the ADR520BRT-R2? The output voltage of the ADR520BRT-R2 is 2.048 V.
- What is the initial accuracy of the ADR520BRT-R2? The initial accuracy is ±0.2%.
- What is the temperature coefficient of the ADR520BRT-R2? The temperature coefficient is 40 ppm/°C.
- What is the operating current range of the ADR520BRT-R2? The operating current range is from 50 μA to 15 mA.
- Does the ADR520BRT-R2 require an external capacitor for stability? No, it does not require an external capacitor for stability.
- What is the temperature range of the ADR520BRT-R2? The temperature range is −40°C to +85°C.
- Can the output voltage of the ADR520BRT-R2 be adjusted? Yes, the output voltage can be adjusted by ±0.5% using the trim terminal.
- What package type is the ADR520BRT-R2 available in? The ADR520BRT-R2 is available in a SOT-23-3 package.
- What are some typical applications of the ADR520BRT-R2? Typical applications include portable, battery-powered equipment, automotive systems, power supplies, data acquisition systems, instrumentation and process control, and energy measurement systems.
- How much output noise does the ADR520BRT-R2 have? The output noise is 14 μV p-p at 2.5 V output.
