Texas Instruments

UA78M33IKVURG3

UA78M33IKVURG3 Description

The UA78M33IKVURG3 is a high-performance linear voltage regulator designed by Texas Instruments. This device provides a fixed output voltage of 3.3V with a maximum input voltage of 25V and an output current capability of 500mA. It is housed in a TO252-3 package and is designed for surface mount applications. The regulator features a dropout voltage of 2V at 350mA, ensuring efficient operation even at lower input voltages. The device is actively manufactured and complies with REACH and ROHS3 standards, making it suitable for a wide range of applications. It also features over current, over temperature, and short circuit protection, enhancing its reliability and robustness.

UA78M33IKVURG3 Features

• Fixed Output Voltage: The UA78M33IKVURG3 provides a stable 3.3V output voltage, ideal for applications requiring a precise and consistent power supply.
• High Input Voltage Range: With a maximum input voltage of 25V, this regulator can handle a wide range of input voltages, making it versatile for various power sources.
• Low Dropout Voltage: The maximum dropout voltage of 2V at 350mA ensures high efficiency, especially in applications where the input voltage is close to the output voltage.
• Protection Features: Over current, over temperature, and short circuit protection mechanisms safeguard the device and connected circuits from potential damage.
• Surface Mount Compatibility: The TO252-3 package is designed for surface mount technology, facilitating easy integration into modern PCB designs.
• Compliance and Status: The device is REACH unaffected and ROHS3 compliant, ensuring it meets environmental and regulatory standards. It is also classified under ECCN EAR99 and HTSUS 8542.39.0001, simplifying international trade and compliance.
• High PSRR: With a power supply rejection ratio (PSRR) of 80dB at 120Hz, the regulator effectively filters out noise from the power supply, ensuring clean and stable output voltage.

UA78M33IKVURG3 Applications

The UA78M33IKVURG3 is ideal for a variety of applications where a stable and efficient power supply is critical. Some specific use cases include:

• Embedded Systems: Providing a reliable power source for microcontrollers, sensors, and other low-power devices in embedded systems.
• Consumer Electronics: Suitable for powering small electronic devices such as smartphones, tablets, and IoT devices.
• Industrial Control: Ideal for industrial applications where precise voltage regulation and robust protection features are necessary.
• Telecommunications: Used in communication equipment where stable power supply and high efficiency are required.
• Automotive Electronics: Suitable for automotive applications due to its wide input voltage range and robust protection features.

Conclusion of UA78M33IKVURG3

The UA78M33IKVURG3 from Texas Instruments is a versatile and reliable linear voltage regulator that offers a fixed 3.3V output with a maximum input voltage of 25V and an output current of 500mA. Its low dropout voltage, comprehensive protection features, and compliance with industry standards make it a standout choice for a wide range of applications. Whether used in embedded systems, consumer electronics, or industrial control, the UA78M33IKVURG3 ensures stable and efficient power delivery, making it a valuable component in modern electronic designs.