Texas Instruments

REG1117FA-2.5KTTT

REG1117FA-2.5KTTT Description

The REG1117FA-2.5KTTT is a fixed output linear voltage regulator designed by Texas Instruments, offering a stable 2.5V output voltage with a maximum input voltage of 15V. This regulator is capable of delivering a continuous output current of up to 1A, making it suitable for a wide range of applications requiring a reliable power supply. The device features a dropout voltage of 1.55V at 1A, ensuring efficient operation even under high load conditions. With a quiescent current of only 10 mA, the REG1117FA-2.5KTTT is optimized for low power consumption, making it ideal for battery-powered and energy-efficient systems. The regulator is housed in a surface-mount DDPAK/TO263-3 package, which provides excellent thermal performance and is suitable for high-density PCB layouts.

REG1117FA-2.5KTTT Features

• Fixed Output Voltage: The REG1117FA-2.5KTTT provides a stable 2.5V output voltage, ensuring consistent power supply to connected devices.
• High Input Voltage Range: Capable of handling input voltages up to 15V, this regulator is versatile and can be used in various power supply configurations.
• High Output Current: With a maximum output current of 1A, the device can support high-current applications, making it suitable for driving multiple components.
• Low Dropout Voltage: A dropout voltage of 1.55V at 1A ensures efficient operation, even when the input voltage is close to the output voltage.
• Low Quiescent Current: The regulator operates with a quiescent current of only 10 mA, minimizing power loss and extending battery life in portable applications.
• Protection Features: Over-current and over-temperature protection features safeguard the regulator and connected circuits from damage.
• Surface Mount Package: The DDPAK/TO263-3 package offers excellent thermal performance and is ideal for high-density PCB layouts.
• Compliance: The device is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and safety standards.

REG1117FA-2.5KTTT Applications

The REG1117FA-2.5KTTT is well-suited for a variety of applications where a stable and efficient power supply is critical. Some specific use cases include:

• Embedded Systems: Providing a stable power supply for microcontrollers, sensors, and other embedded components.
• Consumer Electronics: Ideal for powering portable devices, such as smartphones, tablets, and digital cameras, where low power consumption and high efficiency are essential.
• Industrial Equipment: Suitable for industrial applications requiring a reliable power source, such as PLCs, automation controllers, and instrumentation.
• Telecommunications: Can be used in base stations, routers, and other telecom equipment where a stable and efficient power supply is necessary.

Conclusion of REG1117FA-2.5KTTT

The REG1117FA-2.5KTTT from Texas Instruments is a robust and efficient linear voltage regulator that offers a stable 2.5V output with a maximum input voltage of 15V and a continuous output current of 1A. Its low dropout voltage and low quiescent current make it an ideal choice for applications requiring high efficiency and low power consumption. The device's surface-mount package and protection features further enhance its reliability and versatility. While the product is marked as obsolete, it remains a valuable option for designers and engineers looking for a proven and reliable power supply solution.