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MIC5256-3.0BM5

MIC5256-3.0BM5 Description

The MIC5256-3.0BM5 is a linear regulator IC designed for applications requiring a stable 3V output voltage with a maximum output current of 150mA. Manufactured by Microchip Technology, this device is part of the Power Management (PMIC) category and is housed in a compact SOT23-5 package, making it suitable for surface-mount applications. Despite its small form factor, the MIC5256-3.0BM5 offers robust performance with a maximum input voltage of 6V and a dropout voltage of only 0.25V at full load. This low dropout voltage ensures efficient operation even when the input voltage is close to the output voltage.

MIC5256-3.0BM5 Features

• Fixed Output Voltage: The MIC5256-3.0BM5 provides a fixed output voltage of 3V, ensuring consistent power supply to connected devices.
• Low Dropout Voltage: With a maximum dropout voltage of 0.25V at 150mA, this regulator maintains high efficiency even at low input-to-output voltage differentials.
• Low Quiescent Current: The device features a low quiescent current of 150 µA, which is ideal for battery-powered applications where minimizing power consumption is crucial.
• High PSRR: The Power Supply Rejection Ratio (PSRR) ranges from 60dB to 45dB across a frequency spectrum of 10Hz to 10kHz, ensuring minimal noise and ripple in the output voltage.
• Protection Features: The regulator includes over-current protection, over-temperature protection, and under-voltage lockout (UVLO) to safeguard both the device and the connected load.
• Enable Control: The enable feature allows for dynamic control of the regulator's operation, enabling power-saving modes and efficient power management.
• Moisture Sensitivity Level: The device has an MSL of 1 (Unlimited), making it suitable for a wide range of manufacturing environments without the need for special handling.
• Compliance: The MIC5256-3.0BM5 is REACH unaffected and classified under ECCN EAR99, ensuring compliance with international regulations.

MIC5256-3.0BM5 Applications

The MIC5256-3.0BM5 is ideal for a variety of applications where a stable and efficient power supply is required. Its compact size and low dropout voltage make it particularly suitable for:

• Battery-Powered Devices: The low quiescent current and high efficiency are beneficial for extending battery life in portable electronics.
• Consumer Electronics: The regulator's performance and protection features make it suitable for powering sensitive components in consumer devices.
• Industrial Applications: The robust protection features and compliance with international standards make it a reliable choice for industrial equipment.
• Telecommunications: The device's ability to maintain stable output voltage under varying load conditions makes it ideal for powering communication modules and sensors.

Conclusion of MIC5256-3.0BM5

The MIC5256-3.0BM5 from Microchip Technology is a versatile and efficient linear regulator designed to meet the demands of modern electronic systems. Its low dropout voltage, low quiescent current, and comprehensive protection features make it a reliable choice for a wide range of applications. Despite its small size, the regulator offers significant performance benefits, ensuring stable and efficient power delivery. While the product is now obsolete, its legacy continues to influence the design of modern power management solutions.