Texas Instruments

TPS79230DBVT

TPS79230DBVT Description

The TPS79230DBVT is a highly efficient, low-dropout linear regulator from Texas Instruments, designed to deliver a fixed 3V output voltage with a maximum input voltage of 5.5V. This device is part of the Power Management Integrated Circuits (PMIC) category and is housed in a compact SOT23-5 package, making it ideal for space-constrained applications. The regulator is capable of providing up to 100mA of output current with a dropout voltage of only 0.1V at full load, ensuring high efficiency even at low input-to-output voltage differentials.

TPS79230DBVT Features

• Fixed Output Voltage: The TPS79230DBVT provides a stable 3V output voltage, making it suitable for applications requiring a precise and consistent power supply.
• Low Dropout Voltage: With a maximum dropout voltage of 0.1V at 100mA, this regulator maintains high efficiency and minimal power loss, even at low input voltages.
• Low Quiescent Current: The device features a low quiescent current of 250 µA, which is crucial for applications where power consumption must be minimized.
• High Power Supply Rejection Ratio (PSRR): The PSRR ranges from 70dB at 100Hz to 47dB at 100kHz, ensuring that the output voltage remains stable and free from noise and ripple.
• Protection Features: The regulator includes comprehensive protection features such as over-current protection, over-temperature protection, reverse polarity protection, and under-voltage lockout (UVLO), enhancing its reliability and robustness.
• Enable Control: The TPS79230DBVT offers an enable control feature, allowing users to turn the regulator on or off as needed, providing additional control over power management.
• Compliance and Packaging: The device is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and regulatory standards. It is available in a surface-mount Tape & Reel (TR) package, facilitating easy integration into various electronic designs.

TPS79230DBVT Applications

The TPS79230DBVT is well-suited for a variety of applications where a stable and efficient power supply is required. Its low dropout voltage and compact size make it ideal for battery-powered devices, portable electronics, and IoT devices where space and power efficiency are critical. The regulator's fixed 3V output and low quiescent current also make it suitable for microcontroller power supplies, sensor modules, and low-power communication devices.

Conclusion of TPS79230DBVT

The TPS79230DBVT from Texas Instruments stands out as a reliable and efficient solution for applications requiring a stable 3V power supply. Its low dropout voltage, low quiescent current, and high PSRR ensure optimal performance and minimal power loss. The comprehensive protection features and enable control add to its versatility and robustness. Ideal for space-constrained and low-power applications, the TPS79230DBVT offers a compelling combination of performance and efficiency, making it a preferred choice for designers in the electronics industry.