Texas Instruments

REG103GA-5/2K5

REG103GA-5/2K5 Description

The REG103GA-5/2K5 is a high-performance linear regulator designed by Texas Instruments, offering a fixed 5V output voltage with a maximum output current of 500mA. This regulator is housed in a compact SOT223-6 package, making it suitable for surface-mount applications. It features a low dropout voltage of 0.28V at 500mA, ensuring efficient power delivery even under low input voltage conditions. The regulator also includes an enable control feature, over-current protection, and over-temperature protection, enhancing its reliability and versatility.

REG103GA-5/2K5 Features

• Output Type: Fixed 5V output voltage, providing a stable power supply for various electronic devices.
• Input Voltage Range: Capable of handling input voltages up to 15V, offering flexibility in power source selection.
• Output Current: Delivers a maximum output current of 500mA, suitable for applications requiring moderate power levels.
• Low Dropout Voltage: With a maximum dropout voltage of 0.28V at 500mA, it ensures high efficiency and minimal power loss.
• Enable Control: Features an enable pin, allowing for dynamic control and power savings.
• Protection Features: Includes over-current and over-temperature protection, safeguarding the device and connected circuits.
• Low Quiescent Current: Consumes only 0.7mA in quiescent state, minimizing power consumption during standby.
• High PSRR: Achieves a power supply rejection ratio (PSRR) of 65dB at 120Hz, ensuring clean output voltage.
• Compliance: RoHS3 compliant and REACH unaffected, meeting environmental and regulatory standards.
• Mounting Type: Surface mount, ideal for compact and high-density PCB designs.
• Packaging: Available in tape and reel (TR) format, facilitating automated assembly processes.

REG103GA-5/2K5 Applications

The REG103GA-5/2K5 is ideal for a wide range of applications where a stable and efficient power supply is required. Its low dropout voltage and fixed output voltage make it particularly suitable for:

• Consumer Electronics: Powering devices such as smartphones, tablets, and portable media players.
• Industrial Equipment: Providing a reliable power source for sensors, actuators, and embedded systems.
• Telecommunications: Supplying power to network interfaces, routers, and other communication devices.
• Automotive Electronics: Ensuring stable power delivery in automotive infotainment systems and electronic control units.
• Medical Devices: Powering portable medical equipment and diagnostic tools where reliability and efficiency are critical.

Conclusion of REG103GA-5/2K5

The REG103GA-5/2K5 from Texas Instruments is a robust and versatile linear regulator that offers a balance of high performance and reliability. Its low dropout voltage, fixed output voltage, and comprehensive protection features make it an excellent choice for applications requiring efficient power management. The enable control and low quiescent current further enhance its suitability for power-sensitive designs. With its compact SOT223-6 package and surface-mount configuration, the REG103GA-5/2K5 is ideal for modern, space-constrained electronics.