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BU27UA3WNVX-TL

BU27UA3WNVX-TL Description

The BU27UA3WNVX-TL is a linear regulator IC designed by ROHM Semiconductor, a leading manufacturer in the power management domain. This device is part of the Power Management Integrated Circuits (PMIC) category and is specifically tailored for applications requiring a fixed output voltage of 2.7V with a maximum output current of 300mA. It features a compact SSON004X1010 package, making it suitable for surface-mount applications where space is a premium. The regulator operates with an input voltage range up to 5.5V and boasts a low dropout voltage of 0.22V at 300mA, ensuring efficient power conversion even at low input-to-output voltage differentials. Additionally, it includes essential protection features such as over-current and over-temperature protection, enhancing reliability and safety in various electronic systems.

BU27UA3WNVX-TL Features

• Output Type: Fixed
• Voltage - Input (Max): 5.5V
• Current - Output: 300mA
• Number of Regulators: 1
• Output Configuration: Positive
• ** StatusProduct**: Not For New Designs
• Supplier Device Package: SSON004X1010
• REACH Status: REACH Unaffected
• Mfr: ROHM Semiconductor
• Voltage - Output (Min/Fixed): 2.7V
• Voltage Dropout (Max): 0.22V @ 300mA
• RoHS Status: ROHS3 Compliant
• Moisture Sensitivity Level (MSL): 1 (Unlimited)
• Current - Quiescent (Iq): 90 µA
• PSRR: 70dB (1kHz)
• ECCN: EAR99
• Mounting Type: Surface Mount
• Control Features: Enable
• Protection Features: Over Current, Over Temperature
• HTSUS: 8542.39.0001
• Package: Tape & Reel (TR)
• Base Product Number: BU27UA3

The BU27UA3WNVX-TL stands out with its low quiescent current of 90 µA and a high power supply rejection ratio (PSRR) of 70dB at 1kHz, making it ideal for noise-sensitive applications. Its enable control feature provides additional flexibility for system designers, allowing precise control over the regulator's operation. The compact SSON004X1010 package and surface-mount type ensure ease of integration into modern, space-constrained designs.

BU27UA3WNVX-TL Applications

The BU27UA3WNVX-TL is well-suited for a variety of applications where a stable 2.7V supply is required. These include:

• Consumer Electronics: Portable, devices smartphones, and tablets
• Industrial Equipment: Sensors, controllers, and IoT devices
• Communication Systems: Base stations, routers, and modems
• Medical Devices: Wearables, diagnostic equipment, and portable medical instruments

Its low dropout voltage and high PSRR make it particularly advantageous in applications where maintaining a clean power supply is critical, such as in sensitive analog circuits or low-noise amplifiers. The over-current and over-temperature protection features ensure robustness and reliability, making it suitable for demanding industrial environments.

Conclusion of BU27UA3WNVX-TL

The BU27UA3WNVX-TL is a versatile and efficient linear regulator IC from ROHM Semiconductor, offering a fixed 2.7V output with a maximum current of 300mA. Its compact SSON004X1010 package and surface-mount type make it ideal for space-constrained designs, while its low dropout voltage and high PSRR ensure optimal performance in noise-sensitive applications. The inclusion of over-current and over-temperature protection features further enhances its reliability and safety. Although marked as "Not For New Designs," the BU27UA3WNVX-TL remains a reliable choice for existing applications and projects requiring a stable and efficient power solution.