Overview
The ADR4533ARZ-R7 is a high-precision, low-noise, fixed voltage reference IC produced by Analog Devices Inc. This device is part of the ADR4520/ADR4525/ADR4530/ADR4533/ADR4540/ADR4550 series, known for their excellent temperature stability and low output noise. The ADR4533ARZ-R7 features a fixed 3.3V output voltage, making it suitable for a wide range of precision applications.
The device uses an innovative core topology to achieve high accuracy and industry-leading temperature stability and noise performance. It is designed to operate over an extended industrial temperature range of -40°C to +125°C, making it versatile for various environments.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Output Voltage (VOUT) | 3.300 | V |
| Initial Output Voltage Error (VOUT_ERR) | ±0.02% (B Grade), ±0.04% (A Grade) | % |
| Temperature Coefficient (TCVOUT) | 2 ppm/°C (B Grade), 4 ppm/°C (A Grade) | ppm/°C |
| Input Voltage Range | 3.4 V to 15 V | V |
| Operating Temperature Range | -40°C to +125°C | °C |
| Output Noise (0.1 Hz to 10 Hz) | 1 μV p-p | μV p-p |
| Quiescent Current (IQ) | 950 μA | μA |
| Low Dropout Voltage (VDO) | 300 mV at 2 mA | mV |
| Output Current Capacity (IL) | +10 mA source, -10 mA sink | mA |
| Package | 8-Lead SOIC |
Key Features
- High Precision: ±0.02% maximum initial error for B, C, and D grades.
- Low Noise: 1 μV p-p output noise from 0.1 Hz to 10 Hz.
- Excellent Temperature Stability: Temperature coefficient of 2 ppm/°C (B Grade) and 4 ppm/°C (A Grade).
- Low Quiescent Current: Maximum of 950 μA.
- Low Dropout Voltage: 300 mV at 2 mA.
- Wide Input Voltage Range: 3.4 V to 15 V.
- Compact Package: 8-Lead SOIC, suitable for space-constrained designs.
- RoHS Compliant: Lead-free and RoHS compliant.
Applications
- Precision Data Acquisition Systems: Ideal for high-resolution data converters and precision measurement devices.
- Industrial Instrumentation: Suitable for industrial controls and instrumentation.
- Medical Equipment: Used in medical devices requiring high precision and low noise.
- Automotive Electronics: AEC-Q100 qualified for automotive applications, including battery monitoring.
- Precision Analog and Mixed-Signal Circuits: Enhances performance in various analog and mixed-signal applications.
Q & A
- What is the output voltage of the ADR4533ARZ-R7?
The output voltage of the ADR4533ARZ-R7 is 3.3V.
- What is the maximum initial output voltage error for the B grade?
The maximum initial output voltage error for the B grade is ±0.02%.
- What is the temperature coefficient of the ADR4533ARZ-R7 for the B grade?
The temperature coefficient for the B grade is 2 ppm/°C.
- What is the input voltage range for the ADR4533ARZ-R7?
The input voltage range is from 3.4 V to 15 V.
- What is the operating temperature range of the ADR4533ARZ-R7?
The operating temperature range is -40°C to +125°C.
- What is the output noise of the ADR4533ARZ-R7 from 0.1 Hz to 10 Hz?
The output noise is 1 μV p-p from 0.1 Hz to 10 Hz.
- What is the maximum quiescent current of the ADR4533ARZ-R7?
The maximum quiescent current is 950 μA.
- What is the low dropout voltage of the ADR4533ARZ-R7 at 2 mA?
The low dropout voltage at 2 mA is 300 mV.
- What is the output current capacity of the ADR4533ARZ-R7?
The output current capacity is +10 mA source and -10 mA sink.
- In what package is the ADR4533ARZ-R7 available?
The ADR4533ARZ-R7 is available in an 8-Lead SOIC package.
