Texas Instruments

TPS79530DCQR

TPS79530DCQR Description

The TPS79530DCQR is a fixed-output linear regulator designed by Texas Instruments, a leading manufacturer in the electronics industry. This regulator is part of the Power Management Integrated Circuits (PMIC) category and is housed in a Surface Mount SOT223-6 package. It offers a fixed output voltage of 3V and can deliver a maximum output current of 500mA. The regulator is designed to operate with an input voltage range up to 5.5V, ensuring compatibility with a wide range of power sources. Despite its obsolescence status, the TPS79530DCQR remains a reliable choice for applications requiring a stable and efficient power supply.

TPS79530DCQR Features

• Fixed Output Voltage: The TPS79530DCQR provides a stable 3V output voltage, making it suitable for applications requiring a consistent power supply.
• High Efficiency: With a maximum dropout voltage of 0.17V at 500mA, the regulator ensures high efficiency, minimizing power loss and heat generation.
• Low Quiescent Current: The regulator features a low quiescent current of 385 µA, which is beneficial for battery-powered applications where power conservation is critical.
• Enable Control Feature: The enable control feature allows for dynamic power management, enabling the regulator to be turned on or off as needed.
• Protection Features: The TPS79530DCQR includes over-current, over-temperature, reverse polarity, and under-voltage lockout (UVLO) protections, ensuring robust and reliable operation.
• Power Supply Rejection Ratio (PSRR): The regulator offers a PSRR of 59dB to 39dB across a frequency range of 100Hz to 100kHz, providing excellent noise rejection and stable output voltage.
• Compliance and Packaging: The TPS79530DCQR is REACH unaffected and RoHS3 compliant, ensuring environmental safety. It is available in a Tape & Reel (TR) package, facilitating easy handling and assembly in manufacturing processes.

TPS79530DCQR Applications

The TPS79530DCQR is ideal for a variety of applications where a stable and efficient power supply is required. Some specific use cases include:

• Battery-Powered Devices: The low quiescent current and high efficiency make it suitable for portable devices where battery life is a critical factor.
• Consumer Electronics: The regulator's fixed output voltage and protection features ensure reliable power supply for consumer electronics such as smartphones, tablets, and wearables.
• Industrial Equipment: The robust protection features and stable output voltage make it a reliable choice for industrial applications where reliability and efficiency are paramount.
• Medical Devices: The TPS79530DCQR's compliance with environmental and safety standards makes it suitable for use in medical devices where precision and reliability are essential.

Conclusion of TPS79530DCQR

The TPS79530DCQR is a versatile and reliable fixed-output linear regulator from Texas Instruments. Its combination of high efficiency, low quiescent current, and comprehensive protection features make it an excellent choice for a wide range of applications. Despite its obsolescence status, the TPS79530DCQR continues to offer significant benefits over similar models, ensuring stable and efficient power supply in various electronic devices.