Overview
The ADR02AUJZ-REEL7 is a precision 5.0 V voltage reference IC produced by Analog Devices Inc. This device is part of the ADR02 series, known for its high accuracy, high stability, and low power consumption. The ADR02AUJZ-REEL7 is housed in a compact 5-lead TSOT-23 package, making it ideal for space-constrained applications. It is designed to provide a stable output voltage over a wide supply voltage range and is compatible with industry-standard REF02 voltage references.
Key Specifications
| Parameter | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Output Voltage | VO | 4.995 | 5.000 | 5.005 | V |
| Initial Accuracy | VOERR | −5 mV | −0.1% | +5 mV | +0.1% |
| Temperature Coefficient | TCVO | 3 ppm/°C | 10 ppm/°C | 25 ppm/°C | ppm/°C |
| Supply Voltage Range | VIN | 7.0 V | 36.0 V | V | |
| Output Current | IOUT | 10 mA | mA | ||
| Operating Temperature Range | TA | −40°C | +125°C | °C |
Key Features
- Ultracompact 5-lead TSOT-23 package
- High accuracy: ±0.1% initial accuracy
- Low temperature coefficient: 3 ppm/°C typical for 8-lead SOIC, 25 ppm/°C for 5-lead TSOT and SC70 packages
- No external capacitor required
- Low noise: 10 µV p-p, 0.1 Hz to 10.0 Hz
- Wide operating range: 7.0 V to 36.0 V supply voltage
- High output current: up to 10 mA
- Extended industrial temperature range: −40°C to +125°C
- TRIM pin for fine adjustment of the output voltage
- TEMP pin for temperature sensing and approximation
Applications
The ADR02AUJZ-REEL7 is ideally suited for general-purpose and space-constrained applications. It is particularly useful in systems requiring high accuracy and stability, such as:
- Industrial control systems
- Medical devices
- Aerospace and defense systems
- Automotive systems (A grade in 8-lead SOIC is qualified for automotive applications)
- Any application requiring a precise voltage reference
Q & A
- What is the output voltage of the ADR02AUJZ-REEL7?
The output voltage of the ADR02AUJZ-REEL7 is 5.0 V.
- What is the initial accuracy of the ADR02AUJZ-REEL7?
The initial accuracy is ±0.1%.
- What is the temperature coefficient of the ADR02AUJZ-REEL7?
The temperature coefficient is 3 ppm/°C typical for the 8-lead SOIC package and 25 ppm/°C for the 5-lead TSOT and SC70 packages.
- Does the ADR02AUJZ-REEL7 require an external capacitor?
No, it does not require an external capacitor.
- What is the operating temperature range of the ADR02AUJZ-REEL7?
The operating temperature range is −40°C to +125°C.
- What is the maximum output current of the ADR02AUJZ-REEL7?
The maximum output current is 10 mA.
- Is the ADR02AUJZ-REEL7 compatible with industry-standard voltage references?
Yes, it is pin-to-pin compatible with the industry-standard REF02 voltage references.
- Can the ADR02AUJZ-REEL7 be used for temperature sensing?
Yes, the TEMP pin can be used for temperature sensing and approximation with an external buffer and a simple resistor network.
- Is the ADR02AUJZ-REEL7 qualified for automotive applications?
Yes, the A grade in the 8-lead SOIC package is qualified for automotive applications.
- What package types are available for the ADR02 series?
The ADR02 series is available in 5-lead SC70, 5-lead TSOT, and 8-lead SOIC packages.
