Overview
The REF5010IDR from Texas Instruments is a high-precision voltage reference component designed for applications requiring low noise and low drift. This device is part of the REF50xx family, which includes enhanced-grade, high-grade, and standard-grade options. The REF5010IDR is particularly notable for its excellent temperature drift and high accuracy, making it an ideal choice for high-precision data acquisition systems.
The REF5010IDR can operate over a wide temperature range from -40°C to 125°C and supports both sinking and sourcing current with excellent line and load regulation. It is available in 8-pin SOIC and VSSOP packages, ensuring versatility in various design scenarios.
Key Specifications
| Parameter | Condition | Min | Max | Unit | |
|---|---|---|---|---|---|
| Output Voltage Temperature Drift | Enhanced-grade | - | 2.5 | 3 | ppm/°C |
| Output Voltage Temperature Drift | High-grade | - | 3 | 8 | ppm/°C |
| Output Voltage Temperature Drift | Standard-grade | - | 8 | - | ppm/°C |
| Output Voltage Accuracy | Enhanced-grade | - | 0.025% | - | % |
| Output Voltage Accuracy | High-grade | - | 0.05% | - | % |
| Output Voltage Accuracy | Standard-grade | - | 0.1% | - | % |
| Noise | Enhanced-grade | - | 0.5µVPP/V | - | µVPP/V |
| Noise | High/Standard-grade | - | 3µVPP/V | - | µVPP/V |
| Long-term Stability | SOIC-8 | - | 22ppm after 1000 hours | - | ppm |
| Long-term Stability | VSSOP-8 | - | 50ppm after 1000 hours | - | ppm |
| Supply Voltage | Enhanced-grade | - | - | 42V | V |
| Supply Voltage | High/Standard-grade | - | - | 18V | V |
| Output Current | - | - | ±10mA | - | mA |
| Temperature Range | - | -40°C | - | 125°C | °C |
Key Features
- Low Temperature Drift: The REF5010IDR offers excellent temperature drift, with the enhanced-grade version providing a maximum drift of 2.5 ppm/°C, the high-grade version at 3 ppm/°C, and the standard-grade version at 8 ppm/°C.
- High Accuracy: The device ensures high accuracy, with the enhanced-grade version offering a maximum accuracy of 0.025%, the high-grade version at 0.05%, and the standard-grade version at 0.1%.
- Low Noise: It features very low noise, with the enhanced-grade version having 0.5 µVPP/V and the high/standard-grade versions having 3 µVPP/V.
- Excellent Long-term Stability: The REF5010IDR exhibits excellent long-term stability, with 22 ppm after the first 1000 hours for SOIC-8 packages and 50 ppm for VSSOP-8 packages.
- Wide Input Voltage Support: The enhanced-grade version supports up to 42V, while the high/standard-grade versions support up to 18V.
- High Output Current: The device can source and sink up to ±10mA of current.
- Wide Temperature Range: It operates over a temperature range of -40°C to 125°C.
Applications
- High-Precision Data Acquisition Systems: The REF5010IDR is ideal for use in high-precision data acquisition systems due to its low noise and drift characteristics.
- Medical Devices: Its high accuracy and stability make it suitable for medical devices that require precise voltage references.
- Aerospace and Defense: The device's robust performance over a wide temperature range makes it a good fit for aerospace and defense applications.
- Industrial Automation: It can be used in industrial automation systems where precise voltage references are critical.
- Test and Measurement Equipment: The REF5010IDR is also suitable for test and measurement equipment that require high precision and stability.
Q & A
- What is the temperature drift of the REF5010IDR?
The temperature drift of the REF5010IDR varies by grade: enhanced-grade (2.5 ppm/°C), high-grade (3 ppm/°C), and standard-grade (8 ppm/°C).
- What is the maximum output voltage accuracy of the REF5010IDR?
The maximum output voltage accuracy is 0.025% for the enhanced-grade, 0.05% for the high-grade, and 0.1% for the standard-grade.
- How much noise does the REF5010IDR produce?
The noise level is 0.5 µVPP/V for the enhanced-grade and 3 µVPP/V for the high/standard-grade versions.
- What is the long-term stability of the REF5010IDR?
The long-term stability is 22 ppm after the first 1000 hours for SOIC-8 packages and 50 ppm for VSSOP-8 packages.
- What is the maximum supply voltage for the REF5010IDR?
The maximum supply voltage is 42V for the enhanced-grade and 18V for the high/standard-grade versions.
- How much current can the REF5010IDR source and sink?
The device can source and sink up to ±10mA of current.
- What is the operating temperature range of the REF5010IDR?
The operating temperature range is from -40°C to 125°C.
- In what packages is the REF5010IDR available?
The REF5010IDR is available in 8-pin SOIC and VSSOP packages.
- What are some typical applications of the REF5010IDR?
Typical applications include high-precision data acquisition systems, medical devices, aerospace and defense, industrial automation, and test and measurement equipment.
- Does the REF5010IDR support both sinking and sourcing current?
Yes, the REF5010IDR is capable of both sinking and sourcing current with excellent line and load regulation.
