Overview
The ADR4530ARZ from Analog Devices Inc. is a high-precision, low-power, low-noise voltage reference IC. It is part of the ADR4520/ADR4525/ADR4530/ADR4533/ADR4540/ADR4550 family, known for its excellent temperature stability and low output noise. This device is particularly suited for applications requiring high accuracy and reliability over a wide temperature range.
Key Specifications
| Parameter | Symbol | Test Conditions/Comments | Min | Typ | Max | Unit |
|---|---|---|---|---|---|---|
| Output Voltage | VOUT | VIN = 3.1 V to 15 V, IL = 0 mA, TA = 25°C | 3.000 | V | ||
| Initial Output Voltage Error | VOUT_ERR | B Grade | ±0.02% | % | ||
| Temperature Coefficient (TCVOUT) | TCVOUT | B Grade −40°C ≤ TA ≤ +125°C (box method) | 2 ppm/°C | ppm/°C | ||
| Operating Temperature | TA | −40°C | +125°C | °C | ||
| Input Voltage Range | VIN | 3 V | 15 V | V | ||
| Output Current | IOUT | +10 mA | −10 mA | mA | ||
| Quiescent Current | IQ | 950 μA | μA | |||
| Low Dropout Voltage | VDO | At 2 mA (VOUT ≥ 3 V) | 300 mV | mV | ||
| Package | 8-lead SOIC |
Key Features
- High precision with ±0.02% maximum initial error for B, C, and D grades.
- Excellent temperature stability with a temperature coefficient of 2 ppm/°C for B grade and 4 ppm/°C for A grade over the −40°C to +125°C range.
- Low output noise: 1 μV p-p at VOUT of 2.048 V typical.
- Low quiescent current of 950 μA and low dropout voltage of 300 mV at 2 mA.
- Available in 8-lead SOIC package.
- Long-term drift: 8 ppm typical at 4500 hours.
Applications
- Precision data acquisition systems.
- High resolution data converters.
- High precision measurement devices.
- Industrial instrumentation.
- Medical devices.
- Automotive battery monitoring.
Q & A
- What is the output voltage of the ADR4530ARZ?
The output voltage of the ADR4530ARZ is 3.000 V. - What is the maximum initial output voltage error for the B grade of the ADR4530ARZ?
The maximum initial output voltage error for the B grade is ±0.02%. - What is the temperature coefficient (TCVOUT) for the B grade of the ADR4530ARZ?
The temperature coefficient (TCVOUT) for the B grade is 2 ppm/°C over the −40°C to +125°C range. - What is the operating temperature range for the ADR4530ARZ?
The operating temperature range is −40°C to +125°C. - What is the input voltage range for the ADR4530ARZ?
The input voltage range is 3 V to 15 V. - What is the maximum output current of the ADR4530ARZ?
The maximum output current is +10 mA source and −10 mA sink. - What is the quiescent current of the ADR4530ARZ?
The quiescent current is 950 μA maximum. - What is the low dropout voltage of the ADR4530ARZ?
The low dropout voltage is 300 mV at 2 mA (VOUT ≥ 3 V). - In what package is the ADR4530ARZ available?
The ADR4530ARZ is available in an 8-lead SOIC package. - What are some typical applications of the ADR4530ARZ?
Typical applications include precision data acquisition systems, high resolution data converters, high precision measurement devices, industrial instrumentation, medical devices, and automotive battery monitoring.
