The MIC5366-3.3YC5 is a low dropout (LDO) regulator from Micrel (now Microchip Technology). It is designed to provide a stable and accurate 3.3V output voltage from a wide input voltage range. This LDO regulator features low quiescent current, high accuracy, and small package size, making it suitable for portable devices and battery-powered applications.

Applications

• Portable Devices: Used in smartphones, tablets, and other portable devices for power management.
• Battery-Powered Applications: Employed in battery-powered systems to provide a stable voltage source.
• Microcontroller Power: Provides a regulated voltage supply for microcontrollers.
• Wireless Modules: Powers wireless communication modules.
• Sensor Power: Supplies a stable voltage to sensors.

Features

• Low Dropout Voltage: Operates with a low input-output voltage differential.
• High Output Accuracy: Provides a stable and accurate 3.3V output voltage.
• Low Quiescent Current: Minimizes power consumption during standby operation.
• Over-Current Protection: Protects the regulator and the load from over-current conditions.
• Thermal Shutdown: Protects the regulator from overheating.

Benefits

• Extended Battery Life: Low quiescent current contributes to longer battery life in portable devices.
• Stable Voltage Supply: Provides a stable and accurate 3.3V output voltage for reliable operation.
• Protection Against Fault Conditions: Over-current protection and thermal shutdown enhance system reliability.
• Efficient Power Management: Low dropout voltage improves efficiency in battery-powered systems.
• Compact Design: Small package size enables integration into space-constrained environments.

Additional Details

The MIC5366-3.3YC5 typically features a dropout voltage of around 170mV at a load current of 300mA. It operates from an input voltage range of 2.5V to 5.5V. The output voltage is fixed at 3.3V with a typical accuracy of ±2%. It is commonly available in a 5-pin SC-70 package. It is often used in portable devices, wireless modules, and sensor applications. The operating temperature range is typically -40°C to +125°C. The device is RoHS compliant, adhering to environmental standards.