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BD433U2EFJ-CE2

BD433U2EFJ-CE2 Description

The BD433U2EFJ-CE2 is a high-performance, low-dropout linear voltage regulator designed by Rohm Semiconductor. This regulator is specifically engineered to provide a stable 3.3V output voltage with a maximum input voltage of up to 42V. It features a fixed output configuration, ensuring a consistent 3.3V supply to connected devices. The regulator is capable of delivering a continuous output current of 200mA, making it suitable for a wide range of low-power applications.

The BD433U2EFJ-CE2 is designed with efficiency in mind, featuring a low quiescent current of 90 µA and a maximum supply current of 150 µA. This ensures minimal power consumption, which is crucial for battery-operated and energy-sensitive applications. The regulator also boasts a low dropout voltage of 0.35V at 150mA, allowing it to maintain regulation even when the input voltage is close to the output voltage. This is particularly beneficial in applications where the input voltage may vary significantly.

BD433U2EFJ-CE2 Features

• Output Type: Fixed, providing a stable 33.V output voltage.
• Input Voltage Range: Up to 42V, offering a wide operating range.
• Output Current: 200mA, suitable for low-power applications.
• Number of Regulators: Single regulator, simplifying design and reducing component count.
• Output Configuration: Positive, ensuring compatibility with most electronic systems.
• Low Quiescent Current: 90 µA, minimizing power consumption.
• Low Dropout Voltage: 0.35V @ 150mA, enhancing efficiency in low-input voltage scenarios.
• Protection Features: Over-current and over-temperature protection, ensuring robustness and reliability.
• Mounting Type: Surface Mount, facilitating compact and reliable PCB designs.
• Package: Tape & Reel (TR), suitable for automated assembly processes.
• Compliance: REACH Unaffected, ROHS3 Compliant, and HTSUS 8542.39.0001, ensuring compliance with environmental regulations.
• Moisture Sensitivity Level (MSL): Level 1 (Unlimited), suitable for various manufacturing environments.

BD433U2EFJ-CE2 Applications

The BD433U2EFJ-CE2 is ideal for a variety of applications that require a stable and efficient power supply. Its low dropout voltage and low quiescent current make it particularly suitable for battery-powered devices and portable electronics. The regulator's ability to handle a wide input voltage range and provide a fixed 3.3V output makes it a versatile choice for microcontroller units (MCUs), sensors, and communication modules.

Specific use cases include:

• Battery-Powered Devices: Ideal for applications where battery life is critical, such as portable medical devices, handheld electronics, and IoT sensors.
• Microcontroller Power Supply: Provides a stable power source for MCUs, ensuring reliable operation even with fluctuating input voltages.
• Embedded Systems: Suitable for embedded systems that require a compact and efficient power solution.
• Consumer Electronics: Can be used in a variety of consumer electronics where low power consumption and high efficiency are essential.

Conclusion of BD433U2EFJ-CE2

The BD433U2EFJ-CE2 from Rohm Semiconductor is a highly efficient and reliable low-dropout linear voltage regulator. Its combination of a wide input voltage range, low dropout voltage, and low quiescent current makes it an excellent choice for applications where power efficiency and stability are paramount. The inclusion of over-current and over-temperature protection ensures robustness and reliability, making it suitable for a wide range of electronic systems. Whether powering portable devices, microcontrollers, or embedded systems, the BD433U2EFJ-CE2 offers a high-performance solution that meets the demands of modern electronics.