Texas Instruments

TPS73615DBVTG4

TPS73615DBVTG4 Description

The TPS73615DBVTG4 is a fixed-output linear regulator from Texas Instruments, designed to provide a stable 1.5V output voltage with a maximum output current of 400mA. This device is part of the TPS736 series and is housed in a compact SOT23-5 package, making it suitable for surface mount applications. Despite being marked as obsolete, the TPS73615DBVTG4 remains a reliable choice for applications requiring a low dropout voltage and high power supply rejection ratio (PSRR).

TPS73615DBVTG4 Features

• Output Type: Fixed at 1.5V, ensuring a stable voltage supply for sensitive electronic components.
• Input Voltage Range: Capable of operating with input voltages up to 5.5V, providing flexibility in power source selection.
• Output Current: Delivers a maximum of 400mA, sufficient for a wide range of low-power applications.
• Low Dropout Voltage: A maximum dropout voltage of 0.2V at 400mA ensures efficient operation even when the input voltage is close to the output voltage.
• High PSRR: The regulator offers a high power supply rejection ratio ranging from 58dB at 100Hz to 37dB at 10kHz, minimizing the impact of input voltage noise on the output.
• Enable Control Feature: The enable pin allows for dynamic control of the regulator's operation, enabling power-saving modes in applications where power consumption is critical.
• Protection Features: Overcurrent, overtemperature, and reverse polarity protection ensure robustness and reliability in various operating conditions.
• Low Quiescent Current: A quiescent current of 550µA minimizes power consumption during normal operation, making it ideal for battery-powered devices.
• Compliance and Packaging: The TPS73615DBVTG4 is REACH unaffected and RoHS3 compliant, ensuring environmental safety. It is available in a tape and reel package, facilitating automated assembly processes.

TPS73615DBVTG4 Applications

The TPS73615DBVTG4 is well-suited for applications that require a stable and efficient power supply with minimal noise. Specific use cases include:

• Consumer Electronics: Ideal for powering sensitive analog circuits in devices such as smartphones, tablets, and portable audio equipment.
• Industrial Control Systems: Provides a reliable power source for low-power sensors and actuators in industrial automation.
• Medical Devices: Ensures stable power supply for critical components in medical instruments, contributing to accurate and reliable performance.
• Battery-Powered Devices: The low dropout voltage and low quiescent current make it suitable for applications where battery life is a key consideration.

Conclusion of TPS73615DBVTG4

The TPS73615DBVTG4 from Texas Instruments is a versatile and reliable linear regulator that offers a stable 1.5V output with a maximum current of 400mA. Its low dropout voltage, high PSRR, and comprehensive protection features make it an excellent choice for a variety of applications, especially those requiring low noise and efficient power management. Despite its obsolete status, the TPS73615DBVTG4 remains a valuable component for designers seeking a compact, efficient, and reliable power solution.