Overview
The ADR433ARMZ-REEL7 is a precision voltage reference IC from Analog Devices Inc., part of the ADR430/ADR431/ADR433/ADR434/ADR435 series. This family of XFET® voltage references is known for its low noise, high accuracy, and minimal temperature drift. The ADR433ARMZ-REEL7 specifically provides a 3.0V output voltage and is designed for applications requiring stable and precise voltage references.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Reference Voltage | 3.0 | V |
| Reference Voltage Tolerance | ±0.13% | % |
| Initial Accuracy | ±0.05% | % |
| Line Regulation | 20 | ppm/V |
| Load Regulation | 15 | ppm/mA |
| Operating Temperature Range | -40 to 125 | °C |
| Supply Voltage Operating Range | 5.0 to 18 | V |
| Supply Voltage Headroom | 2 | V |
| Output Current (Source/Sink) | 30 mA / -20 mA | mA |
| Voltage Noise Density (1 kHz) | 100 nV/√Hz | nV/√Hz |
| Long-term Stability (1000 hours) | 40 ppm | ppm |
| Package Type | 8-Lead MSOP | |
| RoHS Compliance | Yes |
Key Features
- Ultralow noise XFET® technology for high accuracy and minimal temperature drift.
- Low supply voltage headroom of 2 V, making it suitable for 5 V systems.
- High output current capability: source up to 30 mA and sink up to -20 mA.
- Trim terminal for adjusting the output voltage over a ±0.5% range without compromising performance.
- Extended industrial temperature range of -40°C to +125°C.
- Available in 8-lead MSOP and 8-lead narrow SOIC packages.
- Low current operation at 800 µA.
- High ripple rejection ratio (RRR) of -70 dB at 1 kHz.
Applications
- Precision data acquisition systems.
- High resolution data converters.
- Medical instruments.
- Industrial process control systems.
- Optical control circuits.
- Precision instruments.
Q & A
- What is the reference voltage of the ADR433ARMZ-REEL7?
The reference voltage of the ADR433ARMZ-REEL7 is 3.0 V.
- What is the initial accuracy of the ADR433ARMZ-REEL7?
The initial accuracy is ±0.05%.
- What is the operating temperature range of the ADR433ARMZ-REEL7?
The operating temperature range is -40°C to +125°C.
- What is the supply voltage headroom required for the ADR433ARMZ-REEL7?
The supply voltage headroom is 2 V.
- What are the output current capabilities of the ADR433ARMZ-REEL7?
The device can source up to 30 mA and sink up to -20 mA.
- Is the ADR433ARMZ-REEL7 RoHS compliant?
Yes, the ADR433ARMZ-REEL7 is RoHS compliant.
- What package types are available for the ADR433ARMZ-REEL7?
The device is available in 8-lead MSOP and 8-lead narrow SOIC packages.
- What is the long-term stability of the ADR433ARMZ-REEL7?
The long-term stability is 40 ppm over 1000 hours.
- What is the voltage noise density of the ADR433ARMZ-REEL7 at 1 kHz?
The voltage noise density at 1 kHz is 100 nV/√Hz.
- What are some typical applications of the ADR433ARMZ-REEL7?
Typical applications include precision data acquisition systems, high resolution data converters, medical instruments, industrial process control systems, optical control circuits, and precision instruments.
