Texas Instruments

REG104FA-2.5/500

REG104FA-2.5/500 Description

The REG104FA-2.5/500 is a linear regulator IC designed for power management applications, offering a fixed output voltage of 2.5V and a maximum output current of 1A. Manufactured by Texas Instruments, this regulator is housed in a surface-mount DDPAK/TO263-5 package, making it suitable for compact and efficient power supply designs. Despite its obsolete status, the REG104FA-2.5/500 remains a reliable choice for applications requiring a stable and efficient power supply.

REG104FA-2.5/500 Features

• Output Type: Fixed, ensuring a consistent 2.5V output voltage.
• Input Voltage Range: Capable of operating with a maximum input voltage of 15V, providing flexibility in power source selection.
• Output Current: Delivers a maximum output current of 1A, making it suitable for a wide range of applications.
• Dropout Voltage: A low dropout voltage of 0.48V at 1A ensures high efficiency, even at low input-to-output voltage differentials.
• Control Features: Includes an enable pin, allowing for precise control over the regulator's operation.
• Protection Features: Over-current and over-temperature protection ensure robustness and reliability in various operating conditions.
• Low Quiescent Current: With a quiescent current of only 0.7 mA, the regulator minimizes power consumption during standby.
• High PSRR: A power supply rejection ratio of 65dB at 120Hz helps maintain a stable output voltage, even with noisy input sources.
• Compliance: The REG104FA-2.5/500 is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and safety standards.
• Moisture Sensitivity Level: MSL 2 (1 Year) indicates its suitability for surface-mount assembly processes.

REG104FA-2.5/500 Applications

The REG104FA-2.5/500 is ideal for a variety of applications where a stable and efficient power supply is required. Its fixed 2.5V output and 1A current capability make it suitable for:

• Embedded Systems: Providing a reliable power source for microcontrollers, sensors, and other low-power components.
• Consumer Electronics: Ideal for powering small devices such as portable audio equipment, digital cameras, and handheld gadgets.
• Industrial Control Systems: Ensuring stable power for control modules and instrumentation.
• Telecommunications: Suitable for powering low-power components in communication devices and infrastructure.

Conclusion of REG104FA-2.5/500

The REG104FA-2.5/500 from Texas Instruments is a robust and efficient linear regulator, offering a fixed 2.5V output with a maximum current of 1A. Its low dropout voltage, high PSRR, and low quiescent current make it an ideal choice for applications requiring stable and efficient power supply solutions. Despite its obsolete status, the REG104FA-2.5/500 remains a reliable option, particularly for applications where its unique features and performance benefits are critical.