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MIC5256-3.3BM5

MIC5256-3.3BM5 Description

The MIC5256-3.3BM5 is a high-performance linear regulator designed for applications requiring a stable and efficient power supply. Manufactured by Micrel Inc., this device is part of the Power Management (PMIC) category and offers a fixed output voltage of 3.3V. It is designed to operate with an input voltage range up to 6V and can deliver a maximum output current of 150mA. The regulator is housed in a surface-mount package, making it suitable for compact and space-constrained designs.

MIC5256-3.3BM5 Features

• Output Type: Fixed at 3.3V, ensuring a stable power supply for sensitive electronics.
• Input Voltage Range: Capable of handling up to 6V, providing flexibility in power source selection.
• Output Current: Delivers a maximum of 150mA, suitable for low to medium current applications.
• Low Dropout Voltage: With a maximum dropout voltage of 0.25V at 150mA, the MIC5256-3.3BM5 maintains high efficiency even at low input-to-output voltage differentials.
• Low Quiescent Current: Consumes only 150 µA in quiescent state, minimizing power loss and extending battery life in portable devices.
• High PSRR: Offers a Power Supply Rejection Ratio (PSRR) of 60dB to 45dB across the frequency range of 10Hz to 10kHz, ensuring minimal noise and ripple in the output voltage.
• Control Features: Includes an enable function, allowing for dynamic control of the regulator's operation.
• Protection Features: Equipped with over-current protection, over-temperature protection, and under-voltage lockout (UVLO) to safeguard the device and connected circuits.
• Moisture Sensitivity Level: Rated MSL 1 (Unlimited), making it suitable for a wide range of environmental conditions.
• Compliance: REACH Unaffected and ECCN EAR99, ensuring compliance with international regulations.
• Packaging: Available in bulk packaging, facilitating easy integration into manufacturing processes.

MIC5256-3.3BM5 Applications

The MIC5256-3.3BM5 is ideal for a variety of applications where a reliable and efficient power supply is crucial. Some specific use cases include:

• Portable Electronics: Ideal for battery-powered devices such as smartphones, tablets, and wearable technology, where low quiescent current and high PSRR are essential for extended battery life and minimal noise.
• Embedded Systems: Suitable for microcontroller-based systems, IoT devices, and other embedded applications requiring a stable 3.3V supply.
• Telecommunications: Can be used in base stations, routers, and other telecom equipment where low dropout voltage and high PSRR are critical for maintaining signal integrity.
• Industrial Control: Applicable in industrial automation systems, where the regulator's robust protection features and low dropout voltage ensure reliable operation in demanding environments.

Conclusion of MIC5256-3.3BM5

The MIC5256-3.3BM5 from Micrel Inc. stands out as a versatile and efficient linear regulator, offering a combination of high performance and robust protection features. Its low dropout voltage, low quiescent current, and high PSRR make it an excellent choice for applications where power efficiency and signal integrity are paramount. The inclusion of enable control and comprehensive protection mechanisms further enhances its reliability and versatility. Whether used in portable electronics, embedded systems, telecommunications, or industrial control, the MIC5256-3.3BM5 provides a reliable and efficient power solution, making it a preferred choice for designers and engineers in the electronics industry.