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BU12UA3WNVX-TL

BU12UA3WNVX-TL Description

The BU12UA3WNVX-TL is a linear regulator IC designed by ROHM Semiconductor, a leading manufacturer in the power management sector. This device is part of the Power Management Integrated Circuit (PMIC) category and is known for its high performance and reliability. The BU12UA3WNVX-TL offers a fixed output voltage of 1.2V and can deliver a maximum output current of 300mA. It is housed in a compact SSON004X1010 package, making it suitable for surface mount applications. The regulator is designed to operate with an input voltage range up to 5.5V and features a low dropout voltage of 0.5V at 300mA, ensuring efficient power conversion even at low input-to-output voltage differentials.

BU12UA3WNVX-TL Features

• Output Type: Fixed, providing a stable 1.2V output voltage.
• Input Voltage Range: Up to 5.5V, offering flexibility in various power supply scenarios.
• Output Current: Capable of delivering up to 300mA, suitable for a wide range of low-power applications.
• Low Dropout Voltage: 0.5V at 300mA, ensuring high efficiency even at low input-to-output voltage differences.
• Quiescent Current: Low quiescent current of 90 µA, minimizing power consumption in standby mode.
• Power Supply Rejection Ratio (PSRR): 70dB at 1kHz, providing excellent noise rejection and stable output voltage.
• Control Features: Includes an enable function, allowing for dynamic control of the regulator's operation.
• Protection Features: Over-current and over-temperature protection ensure robustness and reliability in various operating conditions.
• Compliance: ROHS3 compliant and REACH unaffected, ensuring environmental and regulatory compliance.
• Moisture Sensitivity Level (MSL): Level 1 (Unlimited), suitable for extended storage and handling.
• Packaging: Available in tape and reel (TR) format, facilitating automated assembly processes.

BU12UA3WNVX-TL Applications

The BU12UA3WNVX-TL is ideal for a variety of applications where low power consumption and high efficiency are critical. Its compact size and surface mount package make it suitable for space-constrained designs. Key applications include:

• Consumer Electronics: Portable devices, smartphones, and tablets where low power consumption and stable voltage regulation are essential.
• Industrial Equipment: Sensors, IoT devices, and other low-power industrial applications requiring reliable power management.
• Medical Devices: Portable medical equipment, where precise voltage regulation and low noise are crucial for accurate measurements and performance.
• Automotive Electronics: In-vehicle infotainment systems, electronic control units (ECUs), and other automotive applications that demand high reliability and efficiency.

Conclusion of BU12UA3WNVX-TL

The BU12UA3WNVX-TL is a high-performance linear regulator IC that offers a combination of efficiency, stability, and reliability. Its low dropout voltage, low quiescent current, and high PSRR make it an excellent choice for applications requiring precise voltage regulation and low power consumption. The inclusion of over-current and over-temperature protection ensures robustness in various operating conditions. While it is marked as "Not For New Designs," the BU12UA3WNVX-TL remains a valuable option for existing designs and applications where its unique features and performance benefits are required.