Texas Instruments

TPS79633KTTT

TPS79633KTTT Description

The TPS79633KTTT is a fixed-output linear voltage regulator designed by Texas Instruments, featuring a robust set of specifications tailored for demanding applications. This regulator is designed to provide a stable 3.3V output voltage with a maximum input voltage of 5.5V. It supports a continuous output current of up to 1A, making it suitable for a wide range of electronic devices that require reliable power management. The regulator is housed in a surface-mount DDPAK/TO263-5 package, which is ideal for compact and high-density designs.

TPS79633KTTT Features

• Output Type: Fixed, ensuring a consistent 3.3V output voltage.
• Input Voltage Range: Up to 5.5V, providing flexibility in power supply options.
• Output Current: Capable of delivering up to 1A, suitable for applications requiring moderate to high current.
• Low Dropout Voltage: A maximum dropout voltage of 0.33V at 1A ensures high efficiency, even at low input-to-output voltage differentials.
• Quiescent Current: A low quiescent current of 385 µA minimizes power consumption during standby or low-load conditions.
• Power Supply Rejection Ratio (PSRR): Ranging from 59dB at 100Hz to 42dB at 100kHz, this regulator effectively filters out noise from the input power supply.
• Control Features: An enable pin allows for dynamic control of the regulator's operation, enhancing system flexibility.
• Protection Features: Comprehensive protection mechanisms, including over-current, over-temperature, reverse polarity, and under-voltage lockout (UVLO), safeguard the regulator and connected components.
• Compliance: ROHS3 compliant and REACH unaffected, ensuring environmental and regulatory standards are met.
• Moisture Sensitivity Level (MSL): MSL 2 (1 Year), suitable for various manufacturing environments.

TPS79633KTTT Applications

The TPS79633KTTT is ideal for applications requiring a stable and efficient power supply. Its fixed 3.3V output and 1A current capability make it suitable for:

• Embedded Systems: Providing a reliable power source for microcontrollers, sensors, and other low-power devices.
• Consumer Electronics: Ideal for portable devices, where compact size and low power consumption are critical.
• Communication Equipment: Ensuring stable power for RF modules and other communication components.
• Industrial Control: Suitable for PLCs, automation systems, and other industrial applications requiring robust power management.

Conclusion of TPS79633KTTT

The TPS79633KTTT from Texas Instruments stands out as a reliable and efficient linear voltage regulator, offering a fixed 3.3V output with a maximum input voltage of 5.5V and a continuous output current of 1A. Its low dropout voltage, low quiescent current, and comprehensive protection features make it an excellent choice for a variety of applications, from embedded systems to consumer electronics. Despite being marked as obsolete, the TPS79633KTTT remains a viable option for designers seeking a proven and efficient power management solution.