Texas Instruments

TPS79433DCQ  

Linear & Switching Voltage Regulators

TPS79433DCQ Description

The TPS79433DCQ is a high-performance linear regulator designed by Texas Instruments, offering a fixed output voltage of 3.3V and capable of delivering up to 250mA of output current. This regulator is housed in a compact SOT223-6 package, making it suitable for surface mount applications. With a maximum input voltage of 5.5V, the TPS79433DCQ ensures reliable operation across a wide range of input conditions. Its low dropout voltage of 0.2V at 250mA allows for efficient power conversion, even when the input voltage is close to the output voltage.

TPS79433DCQ Features

• Fixed Output Voltage: Provides a stable 3.3V output, ideal for applications requiring a consistent power supply.
• High Efficiency: Achieves low dropout voltage of 0.2V at 250mA, enhancing efficiency and reducing power loss.
• Low Quiescent Current: Consumes only 220 µA of quiescent current, making it suitable for low-power applications.
• Wide Input Voltage Range: Operates with input voltages up to 5.5V, providing flexibility in power source selection.
• Enable Control Feature: Offers enable functionality, allowing for dynamic control of the regulator's operation.
• Protection Features: Includes over-current, over-temperature, reverse polarity, and under-voltage lockout (UVLO) protections, ensuring robust and reliable performance.
• High PSRR: Achieves a power supply rejection ratio (PSRR) of 65dB at 100Hz and 40dB at 100kHz, minimizing noise and ripple in the output voltage.
• Compliance: Meets REACH and RoHS3 compliance, ensuring environmental sustainability and regulatory adherence.
• Moisture Sensitivity Level: MSL 2 (1 Year), suitable for standard manufacturing processes.

TPS79433DCQ Applications

The TPS79433DCQ is well-suited for a variety of applications where a stable and efficient power supply is required. Its compact size and high performance make it ideal for:

• Consumer Electronics: Ideal for powering devices such as smartphones, tablets, and portable gaming consoles.
• Industrial Equipment: Suitable for low-power industrial applications where reliability and efficiency are paramount.
• Communication Devices: Provides stable power for routers, modems, and other communication equipment.
• Medical Devices: Ensures reliable operation in medical devices that require low noise and high efficiency.
• Automotive Applications: Suitable for automotive electronics where a wide input voltage range and robust protection features are necessary.

Conclusion of TPS79433DCQ

The TPS79433DCQ from Texas Instruments is a versatile and efficient linear regulator designed to meet the demands of modern electronic devices. Its combination of a fixed 3.3V output, low dropout voltage, and comprehensive protection features make it a reliable choice for a wide range of applications. The regulator's low quiescent current and high PSRR ensure minimal power loss and noise, contributing to its high performance. With its compact SOT223-6 package and surface mount compatibility, the TPS79433DCQ is easy to integrate into various designs. Its compliance with REACH and RoHS3 standards further enhances its appeal for environmentally conscious applications. Overall, the TPS79433DCQ is an excellent choice for designers seeking a reliable, efficient, and compact power solution.

TPS79433DCQ Documents

Download datasheets and manufacturer documentation for TPS79433DCQ

PCN Assembly/Origin :

Assembly/Test Site Add 18/Nov/2011      

Datasheets :

TPS79425DGNTG4      

PCN Obsolescence/ EOL :

OBS NOTICE 07/Dec/2023      

PCN Design/Specification :

Die Rev 13/Jul/2017       Die Attach Rev B 1/Mar/2017