Overview
The ADR03BUJZ-REEL7 is a precision 2.5 V voltage reference produced by Analog Devices Inc. This component is part of the ADR03 series, which includes compact, low drift voltage references designed for high accuracy, high stability, and low power consumption. The ADR03BUJZ-REEL7 is housed in a 5-lead TSOT package, making it ideal for space-constrained and general-purpose applications.
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 | 1 ppm/°C | 3 ppm/°C | 9 ppm/°C | ppm/°C |
| Supply Voltage Range | VIN | 4.5 V | 36.0 V | V | |
| Operating Temperature Range | TA | −40°C | +125°C | °C | |
| Output Current | IO | 10 mA | mA | ||
| Line Regulation | ∆VO/∆VIN | 7 ppm/V | 30 ppm/V | ppm/V |
Key Features
- Ultracompact Packages: Available in 5-lead SC70 and TSOT packages, as well as an 8-lead SOIC package.
- Low Temperature Coefficient: 3 ppm/°C typical for 8-lead SOIC and 9 ppm/°C maximum for 5-lead SC70 and TSOT packages.
- High Accuracy: Initial accuracy of ±0.1%.
- No External Capacitor Required: Simplifies circuit design.
- Low Noise: 10 µV p-p, 0.1 Hz to 10.0 Hz.
- Wide Operating Range: Supply voltage range from 4.5 V to 36.0 V.
- High Output Current: Up to 10 mA.
- Temperature Monitoring: TEMP pin for temperature sensing and approximation.
- TRIM Pin: For fine adjustment of the output voltage.
Applications
The ADR03BUJZ-REEL7 is suitable for a variety of applications, including:
- General-Purpose Voltage References: Ideal for any application requiring a stable and accurate voltage reference.
- Space-Constrained Applications: The compact packages make it perfect for designs where space is limited.
- Automotive Applications: A grade in 8-lead SOIC is qualified for automotive use.
- Temperature Monitoring: The TEMP pin allows for temperature sensing and approximation, making it useful in thermal management systems.
Q & A
- What is the output voltage of the ADR03BUJZ-REEL7?
The output voltage of the ADR03BUJZ-REEL7 is 2.5 V.
- What are the available package options for the ADR03 series?
The ADR03 series is available in 5-lead SC70, 5-lead TSOT, and 8-lead SOIC packages.
- What is the typical temperature coefficient of the ADR03 in an 8-lead SOIC package?
The typical temperature coefficient is 3 ppm/°C.
- Does the ADR03BUJZ-REEL7 require an external capacitor?
No, the ADR03BUJZ-REEL7 does not require an external capacitor.
- What is the operating temperature range of the ADR03BUJZ-REEL7?
The operating temperature range is from −40°C to +125°C.
- What is the maximum output current of the ADR03BUJZ-REEL7?
The maximum output current is 10 mA.
- Is the ADR03BUJZ-REEL7 compatible with industry-standard REF03?
Yes, the SOIC version of the ADR03 is pin-to-pin compatible with the REF03.
- Can the ADR03BUJZ-REEL7 be used for temperature sensing?
Yes, the TEMP pin can be used for temperature sensing and approximation.
- What is the initial accuracy of the ADR03BUJZ-REEL7?
The initial accuracy is ±0.1%.
- Is the ADR03BUJZ-REEL7 suitable for automotive applications?
Yes, the A grade in 8-lead SOIC is qualified for automotive applications.
