The UR133AL-3.0V-B is a fixed voltage linear regulator manufactured by UTC (Unisonic Technologies Co., Ltd.). It is designed to provide a stable and accurate 3.0V output voltage from a higher input voltage. The 'AL' likely denotes a specific series within the UR133 family, and the '-B' suffix typically indicates a particular grade, version, or packaging option within that series. This could signify tighter tolerances, improved temperature characteristics, or a different packaging compared to the base UR133AL-3.0V model. It is suitable for applications requiring stable 3.0V low voltage regulation.

Applications

• Microcontroller Power Supplies: Supplying regulated 3.0V power to operate microcontrollers in embedded systems.
• Sensor Power Supplies: Providing stable power to sensors requiring a 3.0V supply.
• Low-Voltage Logic: Powering various low-voltage digital logic circuits that operate at 3.0V.
• Battery-Powered Devices: Regulating voltage in portable devices to maintain stable operation from battery sources, especially those using 3.0V components.
• Post-Regulation for Switching Regulators: Providing a cleaner, more stable 3.0V output following a switching regulator stage.

Features

• Fixed 3.0V Output: Delivers a precisely regulated 3.0V output voltage.
• Low Dropout Voltage: Maintains regulation even with a small difference between input and output voltage, improving efficiency.
• Over-Temperature Protection: Includes thermal shutdown to protect the regulator from overheating.
• Overcurrent Protection: Limits the output current to prevent damage to the regulator and load.
• Short Circuit Protection: Protects the regulator from damage in the event of a short circuit at the output.
• High Accuracy: Ensures a stable and precise 3.0V output voltage, crucial for sensitive electronic components.

Benefits

• Stable 3.0V Power: Provides a consistent and reliable 3.0V supply for electronic circuits.
• Enhanced Protection: Over-temperature, overcurrent, and short-circuit protection enhance the reliability and lifespan of the regulator.
• Efficient Regulation: Low dropout voltage allows for efficient voltage regulation, beneficial in battery-powered applications.
• Simplified Integration: Simple design and standard packaging allow for easy integration into various electronic circuits.
• Improved System Reliability: Protects sensitive electronic components from voltage fluctuations and surges, enhancing overall system performance.

Additional Details

The UR133AL-3.0V-B is likely available in a standard through-hole or surface-mount package. Consult the manufacturer's datasheet for comprehensive specifications, including maximum input voltage, output current capabilities, dropout voltage characteristics, quiescent current consumption, and operating temperature ranges. It is essential to refer to the datasheet for specifics regarding the '-B' suffix designation.