The UR133AG-3 is a fixed voltage linear regulator manufactured by UTC (Unisonic Technologies Co., Ltd.). It is designed to provide a stable and accurate 3V output voltage from a higher input voltage. This regulator is part of the UR133 series, known for its low dropout voltage and efficient performance in various electronic applications.

Applications

• Power supplies for microcontrollers: Providing regulated 3V power to operate microcontrollers in embedded systems.
• Battery-powered devices: Regulating voltage in portable devices to maintain stable operation from battery sources.
• Linear regulation in electronic circuits: Serving as a linear voltage regulator in various electronic circuits requiring a stable 3V supply.
• Post regulation for switching power supplies: Providing a cleaner and more stable output voltage after a switching regulator stage.
• Consumer electronics: Used in devices such as set-top boxes, DVD players, and other consumer electronics requiring a 3V rail.

Features

• Fixed 3V output: Provides a precisely regulated 3V output voltage.
• Low dropout voltage: Maintains regulation even with a small difference between input and output voltage.
• Over-temperature protection: Shuts down the regulator when the internal temperature exceeds a safe limit.
• Overcurrent protection: Limits the output current to protect the regulator and the load from damage.
• Short circuit protection: Protects the regulator from damage in case of a short circuit at the output.
• High accuracy: Offers precise voltage regulation, ensuring stable performance for connected devices.

Benefits

• Stable power supply: Ensures consistent and reliable operation of electronic devices by providing a stable 3V output.
• Protection against damage: Over-temperature, overcurrent, and short circuit protection features enhance the reliability and lifespan of the regulator and connected components.
• Efficient regulation: Low dropout voltage allows for efficient voltage regulation, especially in battery-powered applications.
• Easy 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.

Additional Details

The UR133AG-3 typically comes in a through-hole package. Detailed specifications such as maximum input voltage, output current, dropout voltage, quiescent current, and operating temperature range can be found in the manufacturer's datasheet. It's crucial to consult the datasheet for specific electrical characteristics and application guidelines to ensure proper usage and optimal performance.