Overview
The ADR3412ARJZ-R7 is a low-cost, low-power, high-precision CMOS voltage reference produced by Analog Devices Inc. This component is part of the ADR3412 series, known for its high accuracy and reliability. The ADR3412ARJZ-R7 features an output voltage of 1.2V with an initial accuracy of ±0.1%, making it suitable for a wide range of applications requiring stable and precise voltage references.
Key Specifications
| Parameter | Symbol | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|---|
| Output Voltage | VOUT | VIN = 2.3 V to 5.5 V, TA = 25°C, ILOAD = 0 mA | 1.1988 | 1.2000 | 1.2012 | V |
| Initial Accuracy | VOERR | VIN = 2.3 V to 5.5 V, TA = 25°C, ILOAD = 0 mA | ±0.1 % | ±1.2 mV | ||
| Temperature Coefficient | TCVOUT | −40°C ≤ TA ≤ +125°C | 8 ppm/°C | |||
| Line Regulation | ΔVO/ΔVIN | VIN = 2.3 V to 5.5 V | 50 ppm/V | |||
| Load Regulation | ΔVO/ΔIL | Sourcing IL = 0 mA to 10 mA, VIN = 2.8 V | 30 ppm/mA | |||
| Output Current Capacity | IL | Sourcing VIN = 2.3 V to 5.5 V | 10 mA | |||
| Operating Current | VIN = 2.3 V to 5.5 V | 100 μA | ||||
| Output Noise (0.1 Hz to 10 Hz) | en p-p | f = 0.1 Hz to 10 Hz | 8 μV p-p | |||
| Output Noise Density | en | f = 1 kHz | 0.6 μV/√Hz | |||
| Long-term Stability | ΔVOUT_LTD | 1000 hours at 50°C | 30 ppm | |||
| Turn-on Settling Time | tR | CIN = 0.1 μF, CL = 0.1 μF, RLoad = 1 kΩ | 100 μs |
Key Features
- High precision with ±0.1% initial accuracy and a temperature coefficient of 8 ppm/°C over the industrial temperature range of −40°C to +125°C.
- Low operating current of 100 μA maximum, making it suitable for low-power devices.
- Low output noise, ensuring signal integrity in critical signal processing systems.
- Low output voltage hysteresis and long-term output voltage drift for improved stability and system reliability.
- Available in a small SOT-23 package.
- Proprietary DigiTrim® technology for digitally trimmed output voltage and temperature coefficient during final assembly.
Applications
- Precision data acquisition systems.
- Industrial instrumentation.
- Medical devices.
- Battery-powered devices.
Q & A
- What is the output voltage of the ADR3412ARJZ-R7? The output voltage of the ADR3412ARJZ-R7 is 1.2V.
- What is the initial accuracy of the ADR3412ARJZ-R7? The initial accuracy is ±0.1%.
- What is the operating temperature range of the ADR3412ARJZ-R7? The operating temperature range is −40°C to +125°C.
- What is the maximum operating current of the ADR3412ARJZ-R7? The maximum operating current is 100 μA.
- What is the output noise of the ADR3412ARJZ-R7 in the 0.1 Hz to 10 Hz frequency range? The output noise is less than 8 μV p-p.
- What is the long-term stability of the ADR3412ARJZ-R7? The long-term stability is 30 ppm over 1000 hours at 50°C.
- What is the turn-on settling time of the ADR3412ARJZ-R7? The turn-on settling time is 100 μs with CIN = 0.1 μF, CL = 0.1 μF, and RLoad = 1 kΩ.
- What package type is the ADR3412ARJZ-R7 available in? The ADR3412ARJZ-R7 is available in a 6-lead SOT-23 package.
- What technology is used for trimming the output voltage and temperature coefficient? The proprietary DigiTrim® technology is used.
- In what types of systems is the ADR3412ARJZ-R7 commonly used? It is commonly used in precision data acquisition systems, industrial instrumentation, medical devices, and battery-powered devices.
