Texas Instruments

TPS79433DGNR  

Linear & Switching Voltage Regulators

TPS79433DGNR Description

The TPS79433DGNR is a linear regulator designed for high-performance power management applications. Manufactured by Texas Instruments, this device offers a fixed output voltage of 3.3V and can deliver up to 250mA of output current. It is housed in an 8-MSOP package, making it suitable for surface-mount applications. The regulator operates with an input voltage range up to 5.5V and features a low dropout voltage of 0.2V at 250mA, ensuring efficient operation even at low input-to-output voltage differentials.

TPS79433DGNR Features

• Fixed Output Voltage: The TPS79433DGNR provides a stable 3.3V output voltage, ideal for applications requiring precise power supply levels.
• High Efficiency: With a low dropout voltage of 0.2V at 250mA, the regulator maintains high efficiency, reducing power loss and heat generation.
• Low Quiescent Current: The device features a quiescent current of only 220 µA, making it suitable for low-power applications and battery-operated devices.
• Enable Control: The regulator includes an enable feature, allowing for dynamic power control and improved power management.
• Protection Features: The TPS79433DGNR offers comprehensive protection, including over-current, over-temperature, reverse polarity, and under-voltage lockout (UVLO), ensuring reliable operation and protection against various fault conditions.
• High PSRR: The regulator boasts a power supply rejection ratio (PSRR) of 65dB to 40dB across a frequency range of 100Hz to 100kHz, effectively filtering out noise and ripple from the input supply.
• Compliance: The device is REACH unaffected and RoHS3 compliant, meeting stringent environmental and regulatory standards.
• Moisture Sensitivity Level: With an MSL of 1 (Unlimited), the TPS79433DGNR is suitable for a wide range of manufacturing environments without the need for special handling.

TPS79433DGNR Applications

The TPS79433DGNR is well-suited for a variety of applications where a stable and efficient power supply is critical. Its fixed 3.3V output and low dropout voltage make it ideal for powering microcontrollers, sensors, and other low-voltage electronics. The enable control feature allows for dynamic power management, making it suitable for applications requiring power sequencing or power-saving modes. The comprehensive protection features ensure reliable operation in harsh environments, making it a robust choice for industrial and automotive applications. Additionally, its low quiescent current and high PSRR make it suitable for battery-operated devices and noise-sensitive applications.

Conclusion of TPS79433DGNR

The TPS79433DGNR from Texas Instruments is a high-performance linear regulator designed to meet the demands of modern power management applications. Its fixed 3.3V output, low dropout voltage, and low quiescent current make it an efficient and reliable choice for a wide range of applications. The inclusion of enable control and comprehensive protection features further enhances its versatility and reliability. With its compliance to environmental and regulatory standards, the TPS79433DGNR is an excellent choice for designers seeking a robust and efficient power management solution.

TPS79433DGNR Documents

Download datasheets and manufacturer documentation for TPS79433DGNR

Datasheets :

TPS79425DGNTG4      

PCN Obsolescence/ EOL :

Mult Dev EOL 6/Sep/2023      

PCN Design/Specification :

SOT23, VSSOP Cu Wire 28/Jun/2013       Copper Wire Revision C 24/Sep/2014