Overview
The REF102BU is a precision 10V voltage reference produced by Texas Instruments. It is designed to provide high accuracy and stability, making it an ideal choice for demanding instrumentation and system reference applications. The REF102BU operates without a heater, resulting in low power consumption, fast warm-up, and excellent stability. It is available in an 8-pin SOIC package and supports single-supply operation from 11.4V to 36V.
Key Specifications
| Parameter | Conditions | Min | Max | Units | |
|---|---|---|---|---|---|
| Output Voltage | TA = 25°C | 9.995 | 10.000 | 10.005 | V |
| Output Voltage Drift | –25°C to +85°C | 2.5 ppm/°C | |||
| Line Regulation | VS = 11.4V to 36V | 1 | 1 ppm/V | ||
| Load Regulation | IL = 0mA to +10mA | 10 | 10 ppm/mA | ||
| Quiescent Current | TA = 25°C, VS = 15V | 1.2 | 1.4 | 1.6 mA | |
| Operating Temperature | –25°C | +85°C | °C | ||
| Storage Temperature Range | –40°C | +125°C | °C | ||
| Package | 8-SOIC (0.154", 3.90mm Width) |
Key Features
- Precision 10V output voltage with minimal drift (2.5 ppm/°C max over the industrial temperature range)
- No heater required, resulting in low power consumption and fast warm-up
- Excellent stability and low noise
- Output voltage is highly insensitive to line and load variations
- Single-supply operation from 11.4V to 36V
- Optional output voltage adjustment with minimal effect on drift and stability
- High-frequency noise reduction capability using a capacitor connected to the Noise Reduction pin
Applications
The REF102BU is suitable for a variety of high-accuracy instrumentation and system reference applications, including precision voltage references, strain gauge bridges, and other applications requiring stable and accurate voltage references.
- Precision instrumentation
- Strain gauge bridges
- High-accuracy voltage references
- System reference applications
Q & A
- What is the output voltage of the REF102BU?
The output voltage of the REF102BU is 10V. - What is the temperature drift specification of the REF102BU?
The temperature drift specification is 2.5 ppm/°C max over the industrial temperature range. - What is the operating temperature range of the REF102BU?
The operating temperature range is –25°C to +85°C. - Can the output voltage of the REF102BU be adjusted?
Yes, the output voltage can be externally adjusted with minimal effect on drift and stability. - How does the REF102BU reduce high-frequency noise?
High-frequency noise can be reduced by connecting a capacitor between the Noise Reduction pin and ground, forming a low-pass filter. - What is the quiescent current of the REF102BU?
The quiescent current is typically 1.4 mA at TA = 25°C and VS = 15V. - What is the package type of the REF102BU?
The package type is 8-SOIC (0.154", 3.90mm Width). - Is the REF102BU suitable for high-accuracy applications?
Yes, it is designed for high-accuracy instrumentation and system reference applications. - What is the input voltage range for the REF102BU?
The input voltage range is from 11.4V to 36V. - Does the REF102BU have short-circuit protection?
Yes, it has continuous short-circuit protection to common or V+.
