REG104GA-3.3/2K5

The REG104GA-3.3/2K5 is a low-dropout (LDO) voltage regulator manufactured by Texas Instruments. This component is designed to provide a stable output voltage of 3.3 volts with a maximum output current of 1 ampere. It is particularly useful in applications where space is limited and efficiency is crucial, such as in portable devices and battery-powered systems.

Key Features:

1. Output Voltage: The REG104GA-3.3/2K5 delivers a fixed output voltage of 3.3V, making it suitable for powering various digital circuits and microcontrollers that require this specific voltage level.

2. Low Dropout Voltage: The device boasts a low dropout voltage, typically around 0.1V at 1A load, which allows it to maintain regulation even when the input voltage is only slightly above the output voltage. This feature is essential for battery-operated devices where maximizing battery life is important.

3. Current Capability: With a maximum output current of 1A, the REG104GA-3.3/2K5 can support a range of applications, from simple logic circuits to more demanding loads.

4. Thermal Protection: The regulator includes built-in thermal shutdown protection, which prevents damage due to overheating. This feature is critical in ensuring reliability and longevity in various operating conditions.

5. Compact Package: The REG104GA-3.3/2K5 is available in a small, surface-mount package (SOT-223), which is ideal for space-constrained designs. Its compact size allows for easy integration into printed circuit boards (PCBs).

6. Low Quiescent Current: The device features low quiescent current, which is beneficial for battery-powered applications, as it helps to extend battery life by minimizing power consumption when the device is idle.

7. Wide Input Voltage Range: The input voltage range for the REG104GA-3.3/2K5 typically spans from 2.5V to 16V, providing flexibility in various power supply configurations.

8. Output Capacitor Compatibility: The regulator is designed to work with a wide range of output capacitors, including ceramic capacitors, which are often preferred for their low equivalent series resistance (ESR) and size.

Applications:

The REG104GA-3.3/2K5 is suitable for a variety of applications, including:

• Powering microcontrollers and digital signal processors (DSPs)
• Battery-powered devices
• Portable electronics
• Communication equipment
• Automotive electronics
• Industrial control systems

Conclusion:

In summary, the REG104GA-3.3/2K5 from Texas Instruments is a versatile and efficient LDO voltage regulator that provides a reliable 3.3V output with a maximum current of 1A. Its low dropout voltage, compact size, and thermal protection features make it an excellent choice for a wide range of electronic applications, particularly in environments where space and power efficiency are critical.