Overview
The ADR420BRZ-REEL7 is a precision voltage reference IC produced by Analog Devices Inc. It belongs to the ADR42x series, which features ultraprecision, low noise, and high accuracy characteristics. This device utilizes second-generation eXtra implanted junction FET (XFET) technology, ensuring superior accuracy and thermal hysteresis compared to traditional band gap references. The ADR420BRZ-REEL7 is particularly suited for applications requiring stable and accurate voltage references over a wide temperature range.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Output Voltage (VOUT) | 2.048 | V |
| Initial Accuracy | ±0.05% | % |
| Temperature Coefficient | 3 | ppm/°C |
| Line Regulation | 35 | ppm/V |
| Load Regulation | 70 | ppm/mA |
| Output Noise (0.1Hz to 10Hz) | 1.75µVp-p | Vp-p |
| Supply Voltage Range | 4 V to 18 V | V |
| Quiescent Current | 0.5 mA | mA |
| Output Current | 10 mA | mA |
| Operating Temperature Range | -40°C to +125°C | °C |
| Package Type | 8-Lead SOIC |
Key Features
- XFET Technology: Utilizes second-generation eXtra implanted junction FET technology for low noise and high accuracy.
- Low Noise Performance: Offers ultra-low noise of 1.75µVp-p from 0.1Hz to 10Hz.
- High Accuracy: Features an initial accuracy of ±0.05% and a temperature coefficient of 3 ppm/°C.
- Adjustable Output Voltage: The trim terminal allows for adjusting the output voltage over a ±0.5% range without compromising performance.
- High Output Current: Capable of delivering up to 10 mA of output current.
- Wide Operating Range: Operates over a supply voltage range of 4 V to 18 V.
- Robust Packaging: Available in 8-lead SOIC and 8-lead MSOP packages, with the SOIC package being suitable for surface mount technology (SMT).
- Compliance and Reliability: Manufactured in compliance with industry-standard certifications and designed for reliable operation over industrial temperature ranges.
Applications
- Precision Data Acquisition Systems: Ideal for high-precision data acquisition systems requiring stable voltage references.
- High Resolution Converters: Suitable for applications involving high-resolution converters where low noise and high accuracy are critical.
- Battery-Powered Instrumentation: Used in battery-powered instrumentation due to its low power consumption and high accuracy.
- Portable Medical Instruments: Applied in portable medical instruments where precision and reliability are paramount.
- Industrial Process Control Systems: Employed in industrial process control systems for precise voltage referencing.
- Precision Instruments: Used in various precision instruments requiring stable and accurate voltage references.
- Optical Network Control Circuits: Suitable for optical network control circuits due to its low noise and high accuracy characteristics.
- High-End Audio Equipment: Applied in high-end audio equipment for precise voltage referencing.
Q & A
- What is the output voltage of the ADR420BRZ-REEL7?
The output voltage of the ADR420BRZ-REEL7 is 2.048 V.
- What is the initial accuracy of the ADR420BRZ-REEL7?
The initial accuracy is ±0.05%.
- What is the temperature coefficient of the ADR420BRZ-REEL7?
The temperature coefficient is 3 ppm/°C.
- What is the operating temperature range of the ADR420BRZ-REEL7?
The operating temperature range is -40°C to +125°C.
- What is the maximum output current of the ADR420BRZ-REEL7?
The maximum output current is 10 mA.
- What type of packaging is available for the ADR420BRZ-REEL7?
The device is available in 8-lead SOIC and 8-lead MSOP packages.
- Is the ADR420BRZ-REEL7 suitable for surface mount technology (SMT)?
- What are some typical applications of the ADR420BRZ-REEL7?
Typical applications include precision data acquisition systems, high resolution converters, battery-powered instrumentation, and medical devices.
- Does the ADR420BRZ-REEL7 support adjustable output voltage?
- Is the ADR420BRZ-REEL7 compliant with industry-standard certifications?
