Overview
The REF102BUG4 from Texas Instruments is a high-precision, low-power, series voltage reference IC. This component is designed to offer both stability and flexibility for a wide range of demanding applications. It is based on a buried-zener architecture, providing better stability and significantly lower output noise compared to band-gap-based references.
Key Specifications
| Reference Type | Series | Output Type | Fixed |
|---|---|---|---|
| Series | REF102 | Fixed | 10V |
| Voltage - Output (Min/Fixed) | 10V | Current - Output | 10 mA |
| Tolerance | ±0.05% | Temperature Coefficient | 5ppm/°C (or 2.5ppm/°C) |
| Noise - 0.1Hz to 10Hz | 5µVp-p | Noise - 10Hz to 10kHz | - |
| Voltage - Input | 11.4V ~ 36V | Current - Supply | 1.4mA |
| Operating Temperature | -25°C ~ 85°C (TA) | Mounting Type | Surface Mount |
| Package/Case | 8-SOIC (0.154", 3.90mm Width) | Width (mm) | 3.91 |
| Length (mm) | 4.9 | Thickness (mm) | 1.58 |
| Pitch (mm) | 1.27 | Max Height (mm) | 1.75 |
Key Features
- High-precision voltage reference with a nominal output voltage of 10V and a tolerance of ±0.05%.
- Low output noise, with 5µVp-p noise in the 0.1Hz to 10Hz range.
- Low temperature coefficient of 5ppm/°C (or 2.5ppm/°C), ensuring long-term stability.
- Low power consumption with a supply current of 1.4mA.
- Wide operating temperature range from -25°C to 85°C.
- Surface mount package in 8-SOIC (0.154", 3.90mm Width).
Applications
The REF102BUG4 is particularly well-suited for a broad spectrum of applications, including:
- High-performance analog-to-digital converters (ADCs) and digital-to-analog converters (DACs).
- Precision circuitry where stable and accurate voltage references are critical.
- Other demanding applications requiring high precision and stability.
Q & A
- What is the nominal output voltage of the REF102BUG4? The nominal output voltage of the REF102BUG4 is 10V.
- What is the tolerance of the REF102BUG4 voltage reference? The tolerance is ±0.05%.
- What is the temperature coefficient of the REF102BUG4? The temperature coefficient is 5ppm/°C (or 2.5ppm/°C).
- What is the input voltage range for the REF102BUG4? The input voltage range is 11.4V to 36V.
- What is the maximum operating temperature of the REF102BUG4? The maximum operating temperature is 85°C.
- What type of package does the REF102BUG4 come in? The REF102BUG4 comes in an 8-SOIC package (0.154", 3.90mm Width).
- What is the supply current of the REF102BUG4? The supply current is 1.4mA.
- Is the REF102BUG4 suitable for high-performance ADCs and DACs? Yes, it is particularly well-suited for high-performance analog-to-digital converters (ADCs) and digital-to-analog converters (DACs).
- What is the noise level of the REF102BUG4 in the 0.1Hz to 10Hz range? The noise level is 5µVp-p.
- Is the REF102BUG4 still active and recommended for new designs? Yes, the REF102BUG4 is active and recommended for new designs.
