Overview
The REF02AJ/883C is a precision voltage reference IC produced by Analog Devices Inc. This component is part of the REF01/REF02/REF03 series, which provides stable voltage outputs with minimal variation in response to changes in supply voltage, ambient temperature, or load conditions. The REF02AJ/883C specifically offers a stable +5V output, making it suitable for a wide range of applications requiring high accuracy and stability.
Key Specifications
| Parameter | Symbol | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|---|
| Output Voltage | VO | A and E grades | 4.985 | 5.000 | 5.015 | V |
| Output Voltage | VO | H grade and nongraded | 4.975 | 5.000 | 5.025 | V |
| Output Voltage Adjustment Range | ΔVTRIM | A, E, H grades and nongraded, POT = 10 kΩ | ±3.0% | ±6.0% | ||
| Initial Accuracy | VOERR | A and E grades | ±15 mV | ±0.3% | ||
| Temperature Coefficient | TCVO | A grade and non-graded, −55°C ≤ TA ≤ +125°C | 3 | 8.5 ppm/°C | ||
| Line Regulation | ΔVO/ΔVIN | A, E, H grades and nongraded, VIN = 8 V to 36 V | 60 | 100 ppm/V | ||
| Input Voltage Range | VIN | 7.0 V | 36 V | V | ||
| Package Type | 8-Pin TO-99 |
Key Features
- High Output Accuracy: The REF02AJ/883C offers a stable +5V output with an accuracy of ±0.3% maximum.
- Adjustable Output: The output voltage can be adjusted over a ±6% range using the TRIM terminal.
- Excellent Temperature Stability: The device has a temperature coefficient of 8.5 ppm/°C maximum, ensuring minimal output voltage change with temperature variations.
- Low Noise: Typical noise is 15 µV p-p, making it suitable for high-precision applications.
- High Supply Voltage Range: The device can operate with supply voltages ranging from 7.0 V to 36 V.
- Low Supply Current: The maximum supply current is 1.4 mA, which is beneficial for power-sensitive designs).
- High Load-Driving Capability: The device can drive loads up to 10 mA).
- Temperature Sensing Capability: The TEMP terminal can be used for temperature sensing with an external buffer and resistor network).
Applications
- Precision Data Systems: Ideal for systems requiring high accuracy and stability in voltage references).
- High Resolution Converters: Suitable for applications involving high-resolution analog-to-digital converters (ADCs) and digital-to-analog converters (DACs)).
- Industrial Process Control Systems: Used in industrial control systems where precise voltage references are critical).
- Precision Instruments: Applicable in various precision instruments that require stable voltage references).
- Military and Aerospace Applications: Available in military-grade packages (883), making it suitable for high-stress and high-reliability applications).
Q & A
- What is the output voltage of the REF02AJ/883C?
The output voltage of the REF02AJ/883C is 5.0 V with an accuracy of ±0.3% maximum).
- What is the input voltage range for the REF02AJ/883C?
The input voltage range for the REF02AJ/883C is from 7.0 V to 36 V).
- How can the output voltage of the REF02AJ/883C be adjusted?
The output voltage can be adjusted using the TRIM terminal over a ±6% range).
- What is the temperature coefficient of the REF02AJ/883C?
The temperature coefficient is 8.5 ppm/°C maximum).
- What is the typical noise level of the REF02AJ/883C?
The typical noise level is 15 µV p-p).
- What is the maximum supply current of the REF02AJ/883C?
The maximum supply current is 1.4 mA).
- What is the maximum load-driving capability of the REF02AJ/883C?
The device can drive loads up to 10 mA).
- Can the REF02AJ/883C be used for temperature sensing?
Yes, the TEMP terminal can be used for temperature sensing with an external buffer and resistor network).
- In what package types is the REF02AJ/883C available?
The REF02AJ/883C is available in an 8-Pin TO-99 package).
- Are there military-grade versions of the REF02AJ/883C available?
Yes, the REF02AJ/883C is available in military-grade packages (883)).
