UNION SEMICONDUCTOR INTERNATIONAL LIMITED Tariff Inquiry

UM1450Y-50

UM1450Y-50 Description

The UM1450Y-50 is a high-performance linear voltage regulator designed for applications requiring low power consumption and high efficiency. Manufactured by Union Semiconductor International Limited, this regulator is part of the UM1450 series and offers a fixed output voltage of 5V with a maximum input voltage of 16V. It is capable of delivering up to 250mA of output current while maintaining a quiescent current of only 5 µA. The regulator features a low dropout voltage of 0.3V at 150mA, ensuring efficient operation even under low input-to-output voltage differentials.

UM1450Y-50 Features

-Low ** Quiescent Current**: The UM1450Y-50 boasts a quiescent current of just 5 µA, making it ideal for battery-powered and low-power applications where minimizing power consumption is crucial.

• High PSRR: With a power supply rejection ratio (PSRR) of 40dB at 100Hz, the regulator effectively filters out noise from the input supply, ensuring clean and stable output voltage.
• Wide Input Voltage Range: The regulator can operate with input voltages up to 16V, flexibility providing in various power supply scenarios.
• Fixed Output Voltage: The UM1450Y-50 offers a fixed output voltage of 5V, simplifying design and ensuring consistent performance.
• Low Dropout Voltage: The maximum dropout voltage of 0.3V at 150mA allows the regulator to maintain efficiency even when the input voltage is close to the output voltage.
• Surface Mount Packaging: Available in a surface mount package, the UM1450Y-50 is suitable for compact and high-density PCB designs.
• Compliance and Standards: The regulator is REACH unaffected and RoHS compliant, ensuring it meets environmental and regulatory standards.
• Packaging: Supplied in tape and reel (TR) packaging, the UM1450Y-50 is optimized for automated assembly processes.

UM1450Y-50 Applications

The UM1450Y-50 is well-suited for a variety of applications where low power consumption and high efficiency are essential. Some specific use cases include:

• Battery-Powered Devices: Ideal for portable electronics such as smartphones, tablets, and IoT devices where minimizing power draw is critical.
• Embedded Systems: Suitable for microcontroller-based systems and other embedded applications that require stable and efficient power regulation.
• Consumer Electronics: Applicable in devices like digital cameras, media players, and smartwatches where low power consumption and small form factor are important.
• Industrial Applications: Useful in low-power industrial control systems and sensors where reliability and efficiency are paramount.

Conclusion of UM1450Y-50

The UM1450Y-50 is a versatile and efficient linear voltage regulator that stands out in its due category to its low quiescent current, high PSRR, and low dropout voltage. Its fixed 5V output and wide input voltage range make it suitable for a broad range of applications, from portable devices to industrial systems. The surface mount packaging and compliance with environmental standards further enhance its appeal. For designers seeking a reliable, low-power solution, the UM1450Y-50 is an excellent choice that offers significant advantages over similar models in the market.