Overview
The REF01CSZ is a precision voltage reference from Analog Devices Inc., designed to provide a stable 10.0 V output voltage. This device is part of the REF01 series, which includes other voltage references with outputs of 5.0 V and 2.5 V. The REF01CSZ is known for its high output accuracy, excellent temperature stability, and low noise characteristics, making it an excellent choice for applications requiring a reliable voltage reference.
Key Specifications
| Parameter | Symbol | Conditions | Min | Max | Unit | |
|---|---|---|---|---|---|---|
| Output Voltage | VO | A and E grades | 9.97 | 10.0 | 10.03 | V |
| Initial Accuracy | VOERR | A and E grades | ±15 mV | - | ±0.3% | - |
| Temperature Coefficient | TCVO | A grade, −55°C ≤ TA ≤ +125°C | - | - | 8.5 ppm/°C | - |
| Input Voltage Range | VIN | - | 12 V | - | 36 V | - |
| Long-term Stability | ∆VO | After 1000 hours of operation | - | - | 50 ppm | - |
| Turn-on Settling Time | tR | - | - | 5 µs | - | |
| Voltage Noise | eN p-p | 0.1 Hz to 10.0 Hz | - | - | 30 µV p-p | - |
Key Features
- High Output Accuracy: The REF01CSZ offers an output voltage accuracy of ±0.3% maximum for A and E grades.
- Excellent Temperature Stability: The device has a temperature coefficient of 8.5 ppm/°C for A grade over the temperature range of −55°C to +125°C.
- Adjustable Output: The output voltage can be adjusted using an external trim potentiometer, allowing for fine-tuning of the output voltage.
- Low Noise: The REF01CSZ exhibits low voltage noise, with a peak-to-peak noise of 30 µV from 0.1 Hz to 10.0 Hz.
- Wide Supply Range: The device operates over an input voltage range of 12 V to 36 V.
- Temperature Sensing: The TEMP terminal can be used for temperature sensing and approximation with an external buffer and resistor network.
Applications
The REF01CSZ is suitable for a variety of applications where a stable and accurate voltage reference is required. These include:
- Digital-to-Analog Converters (DACs) and Analog-to-Digital Converters (ADCs)
- General-purpose voltage referencing in electronic circuits
- Space-constrained applications due to its small footprint
- High-stress applications, including military-grade environments (with appropriate packaging)
Q & A
- What is the output voltage of the REF01CSZ?
The output voltage of the REF01CSZ is 10.0 V.
- What is the initial accuracy of the REF01CSZ?
The initial accuracy is ±0.3% for A and E grades.
- What is the temperature coefficient of the REF01CSZ?
The temperature coefficient is 8.5 ppm/°C for A grade over the temperature range of −55°C to +125°C.
- Can the output voltage of the REF01CSZ be adjusted?
- What is the input voltage range for the REF01CSZ?
The input voltage range is from 12 V to 36 V.
- How much noise does the REF01CSZ exhibit?
The device exhibits a peak-to-peak noise of 30 µV from 0.1 Hz to 10.0 Hz.
- Can the REF01CSZ be used for temperature sensing?
- What are some common applications of the REF01CSZ?
- Is the REF01CSZ RoHS compliant?
- What are the available packages for the REF01CSZ?
