Texas Instruments

REG104GA-AG4  

Linear & Switching Voltage Regulators

REG104GA-AG4 Description

The REG104GA-AG4 is a linear regulator IC designed by Texas Instruments, offering adjustable output voltage capabilities within a range of 1.295V to 5.5V. This single regulator device is optimized for applications requiring a maximum input voltage of 15V and a maximum output current of 1A. It is housed in a SOT223 package, making it suitable for surface mount applications. The regulator features a low dropout voltage of 0.48V at 1A, ensuring efficient power conversion even under high load conditions.

REG104GA-AG4 Features

• Adjustable Output Voltage: The REG104GA-AG4 provides an adjustable output voltage range from 1.295V to 5.5V, making it highly versatile for various power management needs.
• Low Dropout Voltage: With a maximum dropout voltage of 0.48V at 1A, this regulator maintains high efficiency across a wide range of input-to-output voltage differences.
• Low Quiescent Current: The quiescent current is only 0.7 mA, ensuring minimal power consumption during standby or low-load conditions.
• Protection Features: Integrated over-current and over-temperature protection ensures reliable operation and protects the device from damage.
• Enable Control Feature: The enable feature allows for dynamic control of the regulator's operation, providing additional flexibility in power management systems.
• High PSRR: A Power Supply Rejection Ratio (PSRR) of 65dB at 120Hz helps in reducing noise and ripple in the output voltage, ensuring clean power delivery.
• Compliance: The device is REACH unaffected and RoHS3 compliant, meeting stringent environmental and regulatory standards.
• Moisture Sensitivity Level: MSL 2 (1 Year) ensures the device remains stable and reliable in various environmental conditions.

REG104GA-AG4 Applications

The REG104GA-AG4 is ideal for a variety of applications where efficient power management is required. Its adjustable output voltage and low dropout characteristics make it suitable for:

• Battery-powered devices: Ensuring efficient power conversion and extended battery life.
• Consumer electronics: Providing stable power supply for devices such as smartphones, tablets, and portable gaming consoles.
• Industrial equipment: Reliable power management for control systems, sensors, and actuators.
• Medical devices: Ensuring clean and stable power supply for sensitive medical equipment.
• Automotive applications: Suitable for in-vehicle electronics where high efficiency and reliability are crucial.

Conclusion of REG104GA-AG4

The REG104GA-AG4 from Texas Instruments is a robust and versatile linear regulator designed for applications requiring adjustable output voltage and high efficiency. Its low dropout voltage, low quiescent current, and integrated protection features make it an ideal choice for a wide range of power management needs. Despite being marked as obsolete, the REG104GA-AG4 remains a reliable option for engineers and designers looking for a high-performance linear regulator.

REG104GA-AG4 Documents

Download datasheets and manufacturer documentation for REG104GA-AG4

Datasheets :

REG104 Datasheet      

PCN Obsolescence/ EOL :

EOL NOTICE 15/Nov/2023      

PCN Design/Specification :

Die Attach Update RevB1 18/Apr/2017       Die Attach Rev B 1/Mar/2017