Texas Instruments

TPS79433DCQR

TPS79433DCQR Description

The TPS79433DCQR is a high-performance linear voltage regulator from Texas Instruments, designed to deliver a fixed output voltage of 3.3V with a maximum current output of 250mA. This device is ideal for applications requiring a stable and reliable power supply, such as in battery-powered devices, portable electronics, and industrial equipment.

TPS79433DCQR Features

• Fixed Output Voltage: The TPS79433DCQR provides a fixed output voltage of 3.3V, ensuring consistent power supply to connected devices.
• Low Dropout Voltage: With a maximum dropout voltage of 0.2V at 250mA, this regulator maintains high efficiency even under heavy load conditions.
• Low Quiescent Current: The device consumes only 220µA of quiescent current, making it suitable for power-sensitive applications.
• Robust Protection Features: Over current, over temperature, reverse polarity, and under voltage lockout (UVLO) protection ensure reliable operation and long device life.
• Excellent PSRR: The TPS79433DCQR offers a power supply rejection ratio (PSRR) of 65dB at 100Hz to 40dB at 100kHz, providing stable output voltage under varying input conditions.
• RoHS Compliance: This device is compliant with the RoHS3 directive, making it suitable for use in environmentally friendly products.
• Surface Mount Packaging: The TPS79433DCQR is available in a SOT223-6 package,PCB。

TPS79433DCQR Applications

The TPS79433DCQR is an ideal choice for a variety of applications, including:

• Portable Electronics: Due to its low quiescent current and small form factor, this regulator is well-suited for powering mobile devices and wearables.
• Industrial Equipment: The robust protection features and stable output voltage make it suitable for use in industrial control systems and automation equipment.
• Battery-Powered Devices: The fixed output voltage and low dropout voltage ensure reliable operation in battery-powered devices, such as IoT sensors and remote monitoring systems.

Conclusion of TPS79433DCQR

The TPS79433DCQR from Texas Instruments is a versatile linear voltage regulator that offers a combination of high efficiency, robust protection features, and excellent PSRR. Its fixed output voltage of 3.3V and low quiescent current make it an ideal choice for a wide range of applications, from portable electronics to industrial equipment. With its RoHS compliance and surface mount packaging, the TPS79433DCQR is a reliable and environmentally friendly solution for your power supply needs.