Texas Instruments

REG1117/2K5

REG1117/2K5 Description

The REG1117/2K5 is a Linear & Switching Voltage Regulator IC designed and manufactured by Texas Instruments. This single output, positive voltage regulator offers an adjustable output type, with a minimum output voltage of 1.25V and a maximum output voltage of 13.5V. The device can handle an input voltage up to 15V and provides an output current of 800mA. It is designed for surface mount applications and is available in a SOT223 package.

REG1117/2K5 Features

• Adjustable Output Voltage: The REG1117/2K5 offers an adjustable output voltage, allowing for greater flexibility in system design.
• High Output Current: With an output current of 800mA, this regulator is suitable for applications requiring higher current loads.
• Low Dropout Voltage: The maximum dropout voltage is 1.2V at 800mA, ensuring efficient operation even under high load conditions.
• Robust Protection Features: The device includes over current and over temperature protection, enhancing system reliability and safety.
• Excellent PSRR: The power supply rejection ratio (PSRR) is 62dB at 120Hz, providing stable output voltage under varying input conditions.
• Low Quiescent Current: The quiescent current is only 10mA, minimizing power consumption in standby modes.
• Compliance with Industry Standards: The REG1117/2K5 is RoHS3 compliant and REACH unaffected, meeting environmental and safety regulations.

REG1117/2K5 Applications

The REG1117/2K5 is ideal for a variety of applications where stable and efficient voltage regulation is required. Some specific use cases include:

• Portable Electronics: Due to its low quiescent current and high efficiency, the REG1117/2K5 is well-suited for battery-powered devices.
• Industrial Control Systems: The robust protection features and adjustable output make it suitable for industrial applications where reliability is critical.
• Telecommunications Equipment: The device's ability to handle high input voltages and provide stable output currents makes it ideal for telecommunications equipment.

Conclusion of REG1117/2K5

The REG1117/2K5 from Texas Instruments is a versatile and efficient Linear & Switching Voltage Regulator. Its adjustable output, high output current, and low dropout voltage make it an excellent choice for a wide range of applications. With its compliance to industry standards and robust protection features, the REG1117/2K5 offers a reliable solution for power management in various electronic systems.