REG103FA-5KTTT

The REG103FA-5KTTT is a precision voltage reference device manufactured by Texas Instruments, designed for applications requiring stable and accurate voltage references. This component is typically housed in a compact, surface-mount package, which allows for easy integration into various electronic circuits.

Key Features:

1. Voltage Reference: The REG103FA-5KTTT provides a fixed output voltage of 5.0V, making it suitable for powering analog circuits, ADCs, and other components that require a stable reference voltage.

2. High Accuracy: This device boasts a high initial accuracy, often within ±1% of the specified output voltage, ensuring reliable performance in precision applications.

3. Low Drift: The temperature coefficient of the output voltage is low, which means that the reference voltage remains stable across a wide temperature range, typically from -40°C to +125°C. This feature is crucial for applications in environments with varying temperatures.

4. Low Noise: The REG103FA-5KTTT is designed to minimize output noise, which is essential for sensitive analog applications where noise can affect performance.

5. Power Supply Rejection Ratio (PSRR): The device exhibits excellent PSRR, meaning it can maintain a stable output voltage even when the input supply voltage fluctuates, which is important for maintaining performance in battery-operated devices.

6. Compact Package: The REG103FA-5KTTT is available in a small footprint, often in a SOT-23 or similar package, making it ideal for space-constrained applications.

7. Wide Input Voltage Range: The device can operate over a broad input voltage range, allowing it to be used in various power supply configurations.

8. Applications: Common applications include precision measurement systems, data acquisition systems, instrumentation, and any circuit requiring a reliable voltage reference.

Electrical Characteristics:

• Output Voltage: 5.0V
• Initial Accuracy: ±1%
• Temperature Coefficient: Low, typically around 10 ppm/°C
• Operating Temperature Range: -40°C to +125°C
• Supply Voltage Range: Typically from 7V to 30V
• Output Current: Capable of sourcing a few milliamps, suitable for driving loads directly.

Conclusion:

The REG103FA-5KTTT from Texas Instruments is a robust and reliable voltage reference solution, ideal for engineers and designers looking for precision and stability in their electronic designs. Its combination of high accuracy, low noise, and compact size makes it a popular choice in a variety of applications, from consumer electronics to industrial systems.