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BD33KA5WF-E2

BD33KA5WF-E2 Description

The BD33KA5WF-E2 is a high-performance linear regulator designed by ROHM Semiconductor, a leading manufacturer in the electronics industry. This IC is part of the Power Management (PMIC) category and is ideal for applications requiring a reliable and efficient power supply solution. The BD33KA5WF-E2 features a fixed output voltage of 3.3V and can deliver a maximum output current of 500mA. It operates with an input voltage range up to 5.5V, making it suitable for a variety of electronic devices and systems.

BD33KA5WF-E2 Features

• Output Type: Fixed
• Voltage - Input (Max): 5.5V
• Current - Output: 500mA
• Number of Regulators: 1
• Output Configuration: Positive
• Current - Supply (Max): 550 µA
• Voltage - Output (Min/Fixed): 3.3V
• Voltage Dropout (Max): 0.2V @ 200mA
• Current - Quiescent (Iq): 550 µA
• PSRR: 50dB (120Hz)
• Control Features: Enable
• Protection Features: Over Current, Over Temperature
• Mounting Type: Surface Mount
• Package: Tape & Reel (TR)
• Moisture Sensitivity Level (MSL): 1 (Unlimited)
• Product Status: Active
• REACH Status: REACH Unaffected
• RoHS Status: ROHS3 Compliant
• ECCN: EAR99
• HTSUS: 8542.39.0001

The BD33KA5WF-E2 stands out due to its low dropout voltage of 0.2V at 200mA, which ensures high efficiency even at low input-to-output voltage differentials. This feature is particularly beneficial in battery-powered applications where extending battery life is crucial. Additionally, the regulator offers excellent power supply rejection ratio (PSRR) of 50dB at 120Hz, ensuring stable output voltage under varying input conditions.

BD33KA5WF-E2 Applications

The BD33KA5WF-E2 is well-suited for a range of applications, including:

• Consumer Electronics: Ideal for portable devices such as smartphones, tablets, and digital cameras where power efficiency and compact design are paramount.
• Industrial Equipment: Suitable for industrial control systems, sensors, and IoT devices that require stable and reliable power supply.
• Medical Devices: Applicable in medical equipment where low power consumption and high reliability are essential.
• Automotive Electronics: Can be used in automotive systems where high efficiency and robust performance are required.

Conclusion of BD33KA5WF-E2

The BD33KA5WF-E2 from ROHM Semiconductor is a versatile and efficient linear regulator that offers a fixed 3.3V output with a maximum output current of 500mA. Its low dropout voltage and high PSRR make it an excellent choice for applications requiring stable and efficient power management. The inclusion of over-current and over-temperature protection features ensures reliability and durability in various operating conditions. The BD33KA5WF-E2 is an ideal solution for designers looking to optimize power efficiency and performance in their electronic systems.