Texas Instruments

REG102GA-3/2K5

REG102GA-3/2K5 Description

The REG102GA-3/2K5 is a linear regulator IC designed by Texas Instruments, offering a fixed output voltage of 3V and a maximum output current of 250mA. This device is housed in a SOT223-6 package, making it suitable for surface mount applications. Despite being marked as obsolete, it remains a reliable choice for power management in various electronic systems.

REG102GA-3/2K5 Features

• Fixed Output Voltage: The REG102GA-3/2K5 provides a stable 3V output, ensuring consistent power supply to connected components.
• High Efficiency: With a maximum dropout voltage of 0.27V at 250mA, this regulator efficiently converts input voltage to the desired output level, minimizing power loss.
• Low Quiescent Current: The quiescent current is only 500 µA, which is crucial for applications requiring low power consumption in standby mode.
• Enable Control Feature: The enable pin allows for dynamic control of the regulator’s operation, enabling power-saving modes and efficient power management.
• Protection Features: Over-current and over-temperature protection ensure the device’s longevity and reliability, safeguarding against potential damage from excessive current or heat.
• High PSRR: The power supply rejection ratio (PSRR) of 65dB at 120Hz ensures minimal noise and ripple in the output voltage, providing clean power to sensitive circuits.
• Compliance and Reliability: The device is REACH unaffected and RoHS3 compliant, adhering to stringent environmental and safety standards. The moisture sensitivity level (MSL) of 2 (1 Year) ensures the device remains reliable in various environmental conditions.

REG102GA-3/2K5 Applications

The REG102GA-3/2K5 is ideal for a range of applications where a stable and efficient power supply is required. Some specific use cases include:

• Consumer Electronics: Ideal for powering low-power devices such as portable media players, digital cameras, and other battery-operated gadgets.
• Industrial Equipment: Suitable for powering sensors, microcontrollers, and other low-power components in industrial control systems.
• Telecommunications: Can be used in low-power communication modules and IoT devices where stable voltage and low power consumption are critical.
• Medical Devices: Applicable in portable medical devices where reliability and low power consumption are paramount.

Conclusion of REG102GA-3/2K5

The REG102GA-3/2K5 from Texas Instruments is a robust linear regulator designed for applications requiring a stable 3V output and up to 250mA of current. Its low dropout voltage, low quiescent current, and high PSRR make it an efficient and reliable choice for power management in various electronic systems. Despite being marked as obsolete, its unique features and compliance with industry standards ensure it remains a viable option for designers seeking a dependable power solution.