Texas Instruments

REG102UA-2.85/2K5

REG102UA-2.85/2K5 Description

The REG102UA-2.85/2K5 is a linear regulator designed for applications requiring a stable and reliable power supply. Manufactured by Texas Instruments, this device is part of the Power Management Integrated Circuit (PMIC) category and is known for its robust performance and compact design. The regulator features a fixed output voltage of 2.85V and can deliver a maximum output current of 250mA. It operates with an input voltage range up to 10V, ensuring compatibility with a variety of power sources. The device is housed in an 8SOIC package, suitable for surface mount applications, and is available in a tape and reel format for convenient handling and assembly.

REG102UA-2.85/2K5 Features

• Fixed Output Voltage: The regulator provides a stable output voltage of 2.85V, ensuring consistent power delivery to connected devices.
• High Efficiency: With a maximum dropout voltage of 0.27V at 250mA, the REG102UA-2.85/2K5 offers high efficiency, making it ideal for applications where power conservation is critical.
• Low Quiescent Current: The device features a quiescent current of 500 µA, minimizing power consumption during operation.
• Enable Control: The regulator includes an enable control feature, allowing users to turn the device on or off as needed, enhancing power management capabilities.
• Protection Features: The REG102UA-2.85/2K5 incorporates over-current and over-temperature protection, safeguarding the device and connected components from damage.
• High PSRR: The regulator boasts a high power supply rejection ratio (PSRR) of 65dB at 120Hz, ensuring minimal noise and ripple in the output voltage.
• Compliance and Reliability: The device is REACH unaffected and RoHS3 compliant, meeting stringent environmental and safety standards. It also has a moisture sensitivity level (MSL) of 2 (1 Year), ensuring reliability in various environmental conditions.

REG102UA-2.85/2K5 Applications

The REG102UA-2.85/2K5 is well-suited for a range of applications where a stable and efficient power supply is essential. Its compact size and surface mount design make it ideal for space-constrained environments. Key applications include:

• Consumer Electronics: Ideal for powering low-power devices such as smartphones, tablets, and wearable technology.
• Industrial Equipment: Suitable for powering sensors, controllers, and other low-power industrial components.
• Telecommunications: Can be used in base stations, routers, and other telecom equipment requiring stable power.
• Automotive Electronics: Applicable in automotive systems where reliable power supply is crucial, such as infotainment systems and electronic control units.

Conclusion of REG102UA-2.85/2K5

The REG102UA-2.85/2K5 from Texas Instruments is a versatile and reliable linear regulator designed to meet the power management needs of a wide range of applications. Its fixed output voltage, low dropout voltage, and high PSRR make it an excellent choice for ensuring stable and efficient power delivery. The device's enable control and protection features further enhance its usability and reliability. While the product is now obsolete, its legacy continues to serve as a benchmark for power management solutions in the electronics industry.