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MIC5203-2.8BM4

MIC5203-2.8BM4 Description

The MIC5203-2.8BM4 is a high-performance linear low dropout voltage regulator designed by Micrel Inc., offering a fixed output voltage of 2.8V. This regulator is optimized for applications requiring a stable power supply with minimal dropout voltage, ensuring efficient operation even at low input-to-output voltage differentials. With a maximum input voltage of 16V and a maximum output current of 80mA, the MIC5203-2.8BM4 is well-suited for a variety of electronic systems. Its low quiescent current of 750 µA and maximum supply current of 3 mA make it an energy-efficient choice, particularly for battery-powered devices.

MIC5203-2.8BM4 Features

• Fixed Output Voltage: The MIC5203-2.8BM4 provides a stable output voltage of 2.8V, ensuring consistent power delivery to connected devices.
• Low Dropout Voltage: With a maximum dropout voltage of 0.6V at 80mA, this regulator maintains high efficiency even when the input voltage is close to the output voltage, making it ideal for applications with tight voltage margins.
• Enable Control Feature: The regulator includes an enable pin, allowing for dynamic control of the output voltage, which can be useful for power sequencing and reducing power consumption during standby modes.
• Protection Features: The MIC5203-2.8BM4 incorporates over-current, over-temperature, and reverse polarity protection, safeguarding the regulator and connected circuits from potential damage.
• Surface Mount Packaging: The regulator is available in a surface mount package, facilitating easy integration into compact and high-density PCB designs.
• Moisture Sensitivity Level: With an MSL rating of 1 (unlimited), the MIC5203-2.8BM4 is suitable for a wide range of manufacturing environments without requiring special handling or storage conditions.

MIC5203-2.8BM4 Applications

The MIC5203-2.8BM4 is ideal for a variety of applications where a stable and efficient power supply is crucial. Its low dropout voltage and fixed output make it particularly suitable for:

• Battery-Powered Devices: The regulator's low quiescent current and high efficiency ensure extended battery life, making it perfect for portable electronics such as smartphones, tablets, and wearable devices.
• Low-Power Systems: The ability to handle low input-to-output voltage differentials makes it an excellent choice for low-power systems where energy efficiency is paramount.
• Industrial Equipment: The inclusion of comprehensive protection features ensures reliable operation in harsh industrial environments, protecting sensitive electronics from over-current, over-temperature, and reverse polarity events.
• Consumer Electronics: The regulator's compact surface mount package and ease of integration make it suitable for a wide range of consumer electronics, including audio and video equipment, gaming consoles, and smart home devices.

Conclusion of MIC5203-2.8BM4

The MIC5203-2.8BM4 from Micrel Inc. stands out as a reliable and efficient linear low dropout voltage regulator, offering a fixed output voltage of 2.8V with minimal dropout voltage. Its low quiescent current, comprehensive protection features, and surface mount packaging make it a versatile and energy-efficient solution for a variety of applications. Whether used in battery-powered devices, low-power systems, industrial equipment, or consumer electronics, the MIC5203-2.8BM4 ensures stable power delivery and enhanced reliability, making it a preferred choice for designers and engineers in the electronics industry.