Overview
The ADR130BUJZ-R2 is a precision voltage reference IC produced by Analog Devices Inc. It is part of the ADR130 family, known for its high precision, low voltage, and micropower characteristics. This device is particularly notable for its tiny TSOT-23 package, making it ideal for space-constrained applications. The ADR130BUJZ-R2 features a proprietary temperature drift curvature correction technique, which minimizes nonlinearities in the output voltage vs. temperature characteristics, ensuring high accuracy across a wide temperature range.
Key Specifications
| Parameter | Symbol | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|---|
| Output Voltage | VO | A Grade | 0.9965 | 1.0 | 1.0035 | V |
| Initial Accuracy Error | VOERR | B Grade | -1.75 | +1.75 | mV | |
| Temperature Coefficient | TCVO | -40°C < TA < +125°C | 5 | 25 | ppm/°C | |
| Load Regulation | -40°C < TA < +125°C; 3 V ≤ VIN ≤ 18 V; 0 mA < IOUT < 4 mA | -1.0 | +1.0 | mV/mA | ||
| Line Regulation | 2.0 V to 18 V, IOUT = 0 mA | -40 | +10 | ppm/V | ||
| Quiescent Current | IQ | -40°C < TA < +125°C, no load | 75 | 150 | µA | |
| Short-Circuit Current to Ground | VIN = 2.0 V | 15 | mA | |||
| Voltage Noise | 0.1 Hz to 10 Hz | 3 | µV p-p | |||
| Turn-On Settling Time | To 0.1%, CLOAD = 0.1 µF | 80 | µs |
Key Features
- High Precision: The ADR130BUJZ-R2 offers 0.35% initial accuracy and a temperature coefficient of 25 ppm/°C, ensuring stable output voltage across a wide temperature range.
- Low Power Consumption: It operates with a typical quiescent current of 80 µA, making it suitable for battery-powered and low-power applications.
- Compact Package: The device is housed in a tiny TSOT-23 package, which is Pb-free and compliant with RoHS standards.
- Temperature Drift Correction: The proprietary temperature drift curvature correction technique minimizes nonlinearities in the output voltage vs. temperature characteristics.
- Configurable as a Precision Current Source: The ADR130 can be configured to operate as a precision current source, maintaining circuit precision for load currents ranging from the reference supply current to approximately 4 mA.
Applications
- Battery-Powered Instrumentation: Ideal for devices that require low power consumption and high precision voltage references.
- Portable Medical Equipment: Suitable for medical devices that need stable voltage references in compact packages.
- Communication Infrastructure Equipment: Used in various communication systems where precision voltage references are critical.
Q & A
- What is the typical output voltage of the ADR130BUJZ-R2?
The typical output voltage is 1.0 V. - What is the initial accuracy error of the B Grade ADR130?
The initial accuracy error for the B Grade is -1.75 mV to +1.75 mV. - What is the temperature coefficient of the ADR130BUJZ-R2?
The temperature coefficient is 5 ppm/°C to 25 ppm/°C. - What is the quiescent current of the ADR130BUJZ-R2?
The quiescent current is typically 150 µA. - Can the ADR130 be configured as a precision current source?
Yes, it can be configured as a precision current source with a floating current source configuration. - What is the operating temperature range of the ADR130BUJZ-R2?
The operating temperature range is -40°C to +125°C. - What is the package type of the ADR130BUJZ-R2?
The package type is TSOT-23. - Is the ADR130BUJZ-R2 RoHS compliant?
Yes, it is RoHS compliant. - What is the typical turn-on settling time of the ADR130BUJZ-R2?
The typical turn-on settling time is 80 µs to 0.1% with a 0.1 µF load capacitor. - What are some common applications of the ADR130BUJZ-R2?
Common applications include battery-powered instrumentation, portable medical equipment, and communication infrastructure equipment.
