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BU1AUA3WNVX-TL

BU1AUA3WNVX-TL Description

The BU1AUA3WNVX-TL is a linear voltage regulator designed by ROHM Semiconductor, offering a fixed output voltage of 1.05V and a maximum output current of 300mA. This regulator is housed in a compact SSON004X1010 package, making it suitable for surface mount applications. It features a maximum input voltage of 5.5V and a dropout voltage of 0.7 atV 300mA, ensuring efficient operation even under low input-to-output voltage differentials. The regulator includes an enable control feature and provides over-current and over-temperature protection, enhancing its reliability and safety.

BU1AUA3WNVX-TL Features

• Output Type: Fixed, ensuring a stable 1.05V output voltage.
• Input Voltage Range: Up to 5.5V, providing flexibility in power supply options.
• Output Current: Capable of delivering up to 300mA, suitable for a variety of low-power applications.
• Low Dropout Voltage: 0.7V at 300mA, enabling efficient with operation minimal power loss.
• Quiescent Current: Low at 90 µA, contributing to high energy efficiency.
• Power Supply Rejection Ratio (PSRR): 70dB at 1kHz, ensuring high performance in noisy environments.
• Protection Features: Over-current and over-temperature protection safeguard the regulator and connected circuits.
• Enable Control: Allows for dynamic control of the regulator's operation.
• Compliance: ROHS3 compliant and REACH unaffected, meeting environmental and regulatory standards.
• Package: SSON004X1010, ideal for surface mount applications with a moisture sensitivity level of 1 (unlimited).

BU1AUA3WNVX-TL Applications

The BU1AUA3WNVX-TL is ideal for applications requiring a stable and efficient power supply with a fixed output voltage. Its low dropout voltage and high PSRR make it suitable for use in:

• Consumer Electronics: Portable devices, smartphones, and tablets.
• Communication Equipment: Base stations, routers, and modems.
• Industrial Control Systems: PLCs, sensors, and actuators.
• Medical Devices: Diagnostic equipment and portable medical instruments.
• Automotive Electronics: Infotainment systems, ECUs, and sensor modules.

Conclusion of BU1AUA3WNVX-TL

The BU1AUA3WNVX-TL from ROHM Semiconductor is a robust and efficient linear voltage regulator designed for a wide range of applications. Its fixed 1.05V output and 300mA current capability, combined with low dropout voltage and high PSRR, make it an excellent choice for low-power, high-efficiency designs. The inclusion of over-current and over-temperature protection ensures reliability and safety, while the enable control feature provides additional flexibility. Although marked as "Not For New Designs," the BU1AUA3WNVX-TL remains a valuable component for existing projects and applications where its unique features and performance benefits are required.