Burr-Brown (Texas Instruments) Tariff Inquiry

REG104FA-3

REG104FA-3 Description

The REG104FA-3 is a linear regulator designed for high performance and reliability in power management applications. Manufactured by Burr-Brown, a subsidiary of Texas Instruments, this regulator offers a fixed output voltage of 3V and is capable of delivering up to 1A of output current. It is housed in a surface-mount DDPAK/TO263-5 package, making it suitable for compact and high-density designs.

REG104FA-3 Features

• Fixed Output Voltage: The REG104FA-3 provides a stable 3V output voltage, ensuring consistent power supply to sensitive electronic components.
• High Output Current: With a maximum output current of 1A, this regulator is capable of powering demanding applications while maintaining stability.
• Low Dropout Voltage: The maximum dropout voltage of 0.48V at 1A ensures high efficiency, even under heavy load conditions.
• Low Quiescent Current: The quiescent current of 0.7 mA minimizes power consumption, making it ideal for battery-operated devices.
• High PSRR: A power supply rejection ratio (PSRR) of 65dB at 120Hz ensures minimal noise and ripple on the output voltage, contributing to high signal integrity.
• Enable Control Feature: The enable feature allows for dynamic control of the regulator, enabling power-saving modes and efficient power management.
• Protection Features: Over-current and over-temperature protection ensure the longevity and reliability of the regulator, safeguarding against potential faults.
• Positive Output Configuration: The positive output configuration makes it suitable for a wide range of applications requiring a stable positive voltage supply.

REG104FA-3 Applications

The REG104FA-3 is ideal for a variety of applications where a stable and efficient power supply is crucial. Key applications include:

• Consumer Electronics: Ideal for powering portable devices, smartphones, and tablets where low power consumption and high efficiency are essential.
• Industrial Equipment: Suitable for industrial control systems, sensors, and actuators that require a stable and reliable power source.
• Telecommunications: Can be used in base stations, routers, and other telecom equipment where high performance and low noise are critical.
• Medical Devices: Applicable in medical instruments and diagnostic equipment where precision and reliability are paramount.

Conclusion of REG104FA-3

The REG104FA-3 is a robust linear regulator that offers a combination of high performance, reliability, and efficiency. Its low dropout voltage, high PSRR, and low quiescent current make it an excellent choice for applications requiring a stable power supply with minimal power loss. The enable control feature and protection mechanisms further enhance its versatility and durability. Despite being marked as obsolete, the REG104FA-3 remains a valuable component for designers seeking a high-quality linear regulator for their power management needs.