Overview
The ADR318ARJZ-REEL7 is a precision 1.8 V band gap voltage reference produced by Analog Devices Inc. This device is designed to offer high accuracy, high stability, and low power consumption, making it ideal for a variety of applications, particularly in battery-powered and space-constrained environments.
The ADR318 features a tiny 5-lead SOT-23 package and is specified over the industrial operating temperature range of 0°C to 70°C. It incorporates patented temperature drift curvature correction techniques to minimize nonlinearity of the voltage change with temperature.
Key Specifications
| Parameter | Symbol | Min | Max | Unit | |
|---|---|---|---|---|---|
| Output Voltage | VOUT | 1.794 | 1.800 | 1.806 | V |
| Initial Accuracy | VOERR | -10 | - | 10 | mV |
| Temperature Coefficient | TCVO | - | - | 25 | ppm/°C |
| Line Regulation | ∆VO/∆VIN | - | - | 25 | ppm/V |
| Load Regulation | ∆VO/∆ILOAD | - | - | 100 | ppm/mA |
| Quiescent Current | IIN | - | 120 | - | μA |
| Output Current | IOUT | - | - | 5 | mA |
| Operating Temperature Range | TA | 0 | - | 70 | °C |
| Supply Voltage Range | VIN | VOUT + 0.6 | - | 15 | V |
Key Features
- Precision Voltage Reference: Provides a stable 1.8 V output voltage with high accuracy and low drift.
- Low Power Consumption: Maximum quiescent current of 120 μA, making it suitable for battery-powered applications.
- Compact Package: Available in a tiny 5-lead SOT-23 package, ideal for space-constrained designs.
- Wide Operating Range: Operates from a supply voltage range of (VOUT + 0.6 V) to 15 V.
- Temperature Stability: Patented temperature drift curvature correction techniques minimize nonlinearity of the voltage change with temperature.
- Shutdown Capability: Can be shut down to less than 3 μA, enhancing power efficiency in standby modes.
- Full Kelvin Operation: The VOUT (SENSE) pin supports full Kelvin operation, improving accuracy in PCBs with thin or long traces.
Applications
- Battery-Powered Instrumentation: Ideal for devices that require low power consumption and high accuracy.
- Portable Medical Instruments: Suitable for medical devices that need stable voltage references in compact packages.
- Data Acquisition Systems: Used in systems that require precise voltage references for accurate data collection.
- Industrial Process Control Systems: Employed in industrial settings where stable voltage references are critical.
- Fault Protection Critical Systems: The shutdown and sense functions enable fault protection and overcurrent protection in critical systems.
Q & A
- What is the output voltage of the ADR318ARJZ-REEL7?
The output voltage of the ADR318ARJZ-REEL7 is 1.8 V.
- What is the typical quiescent current of the ADR318ARJZ-REEL7?
The typical quiescent current is 120 μA.
- What is the operating temperature range of the ADR318ARJZ-REEL7?
The operating temperature range is from 0°C to 70°C.
- What is the supply voltage range for the ADR318ARJZ-REEL7?
The supply voltage range is from (VOUT + 0.6 V) to 15 V.
- Does the ADR318ARJZ-REEL7 have a shutdown feature?
- What is the maximum output current of the ADR318ARJZ-REEL7?
The maximum output current is 5 mA.
- What package type is the ADR318ARJZ-REEL7 available in?
The ADR318ARJZ-REEL7 is available in a 5-lead SOT-23 package.
- What are some common applications of the ADR318ARJZ-REEL7?
- How does the ADR318ARJZ-REEL7 handle temperature drift?
The ADR318ARJZ-REEL7 uses patented temperature drift curvature correction techniques to minimize nonlinearity of the voltage change with temperature.
- Does the ADR318ARJZ-REEL7 support full Kelvin operation?
