Overview
The ADR3430ARJZ-R2 is a high-precision, low-power voltage reference from Analog Devices Inc. This device is part of the ADR34xx series, known for its low cost, high accuracy, and reliability. The ADR3430ARJZ-R2 features an output voltage of 3.0V with an initial accuracy of ±0.1%, making it suitable for applications requiring stable and precise voltage references. The device operates over an industrial temperature range of −40°C to +125°C and is packaged in a compact 6-lead SOT-23 package.
Key Specifications
| Parameter | Min | Max | Unit | |
|---|---|---|---|---|
| Output Voltage (VOUT) | 2.9975 | 3.000 | 3.0025 | V |
| Initial Accuracy (VOERR) | ±0.1% | ±2.5 mV | ||
| Temperature Coefficient (TCVOUT) | 8 | ppm/°C | ||
| Input Voltage Range (VIN) | 3.2 | 5.5 | V | |
| Operating Current (Icc) | 100 | μA | ||
| Output Current Capacity (IL) | 10 | mA | ||
| Output Voltage Noise Density (en) | 1.4 | µV/√Hz | ||
| Long-term Stability (ΔVOUT_LTD) | 30 | ppm (1000 hours at 50°C) | ||
| Turn-on Settling Time (tR) | 800 | μs |
Key Features
- High precision with ±0.1% initial accuracy and 8 ppm/°C temperature coefficient.
- Low operating current of 100 μA maximum, suitable for low-power devices.
- Low output noise to maintain signal integrity in critical signal processing systems.
- Low output voltage hysteresis and long-term output voltage drift for enhanced stability and reliability.
- Compact 6-lead SOT-23 package.
- Industrial temperature range of −40°C to +125°C.
- Proprietary DigiTrim® technology for digital trimming during final assembly.
Applications
The ADR3430ARJZ-R2 is versatile and can be used in a variety of applications, including:
- High-accuracy voltage references in precision analog circuits.
- Low-power devices such as battery-powered systems and portable electronics.
- Critical signal processing systems where low noise is essential.
- Industrial control systems requiring stable voltage references over a wide temperature range.
- Medical devices and instrumentation where precision and reliability are crucial.
Q & A
- What is the output voltage of the ADR3430ARJZ-R2? The output voltage is 3.0V with an initial accuracy of ±0.1%.
- What is the operating current of the ADR3430ARJZ-R2? The maximum operating current is 100 μA.
- What is the temperature coefficient of the ADR3430ARJZ-R2? The temperature coefficient is 8 ppm/°C.
- What is the input voltage range for the ADR3430ARJZ-R2? The input voltage range is from 3.2V to 5.5V.
- What is the output current capacity of the ADR3430ARJZ-R2? The output current capacity is up to 10 mA.
- What is the package type of the ADR3430ARJZ-R2? The device is packaged in a 6-lead SOT-23 package.
- What is the temperature range for the ADR3430ARJZ-R2? The device operates over an industrial temperature range of −40°C to +125°C.
- What technology is used for trimming the output voltage? The device uses Analog Devices’ proprietary DigiTrim® technology for digital trimming during final assembly.
- What are some typical applications for the ADR3430ARJZ-R2? Typical applications include high-accuracy voltage references, low-power devices, critical signal processing systems, industrial control systems, and medical devices.
- How does the ADR3430ARJZ-R2 maintain stability and reliability? The device maintains stability and reliability through low output voltage hysteresis and long-term output voltage drift.
