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BU29UA3WNVX-TL

BU29UA3WNVX-TL Description

The BU29UA3WNVX-TL is a linear voltage regulator from Rohm Semiconductor, designed to provide a fixed output voltage of 2.9V with 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 low dropout voltage of 0.22V at 300mA, ensuring efficient operation even at low input-to-output voltage differentials. The regulator includes enable control, over-current protection, and over-temperature protection, enhancing its reliability and versatility. Despite being marked as "Not For New Designs," the BU29UA3WNVX-TL remains a robust choice for existing projects requiring a reliable, low-power linear regulator.

BU29UA3WNVX-TL Features

• Output Type: Fixed, providing a stable 2.9V output voltage.
• Input Voltage Range: Up to 5.5V, accommodating a variety of power supply sources.
• Output Current: 300mA, suitable for low to medium power applications.
• Low Dropout Voltage: 0.22V at 300mA, ensuring high efficiency even at low input voltages.
• Quiescent Current: Low at 90 µA, minimizing power consumption in standby mode.
• Power Supply Rejection Ratio (PSRR): 70dB at 1kHz, providing excellent noise suppression.
• Protection Features: Over-current and over-temperature protection, enhancing reliability and safety.
• Enable Control: Allows for dynamic control of the regulator's operation.
• Compliance: ROHS3 compliant and REACH unaffected, ensuring environmental and regulatory standards are met.
• Moisture Sensitivity Level: MSL 1 (Unlimited), suitable for a wide range of manufacturing environments.
• Packaging: Tape & Reel (TR), facilitating automated assembly processes.

BU29UA3WNVX-TL Applications

The BU29UA3WNVX-TL is ideal for a variety of applications where a stable, low-power supply is required. Its compact size and low dropout voltage make it particularly suitable for battery-powered devices, portable electronics, and IoT devices. The regulator's low quiescent current and high PSRR also make it a good fit for applications sensitive to power consumption and noise, such as:

• Battery-Powered Devices: Ensuring efficient power usage and long battery life.
• Portable Electronics: Providing a stable power source for devices like smartphones, tablets, and wearables.
• IoT Devices: Supporting low-power sensors and communication modules.
• Medical Devices: Offering reliable power regulation for critical components.
• Industrial Control Systems: Providing stable power for control circuits and sensors.

Conclusion of BU29UA3WNVX-TL

The BU29UA3WNVX-TL from Rohm Semiconductor is a high-performance linear voltage regulator that offers a combination of efficiency, reliability, and versatility. Its low dropout voltage and low quiescent current make it an excellent choice for applications where power consumption and efficiency are critical. The inclusion of over-current and over-temperature protection ensures robust operation, while the enable control feature provides flexibility in system design. Although marked as "Not For New Designs," the BU29UA3WNVX-TL remains a reliable option for existing projects requiring a stable, low-power linear regulator.