The MIC5270-4.1YM5 is a 150mA LDO (Low Dropout) Regulator from Micrel (now Microchip Technology). It is designed to provide a stable and regulated output voltage of 4.1V with a low dropout voltage. The regulator features low quiescent current and excellent line and load regulation, making it suitable for battery-powered and portable applications.

Applications:

• Battery-powered devices
• Portable electronics
• Microcontroller power supplies
• Wireless devices
• Handheld instruments

Features:

• Fixed output voltage of 4.1V
• Low dropout voltage
• 150mA output current
• Low quiescent current
• Overcurrent protection
• Thermal shutdown protection
• Stable with ceramic output capacitors

Benefits:

• Stable and regulated power supply
• Extended battery life due to low quiescent current
• Protection against overcurrent and thermal overload
• Compact design
• Easy to use

Specifications:

The MIC5270-4.1YM5 provides a regulated output voltage of 4.1V with an input voltage range typically from 2.5V to 5.5V. It can deliver a continuous output current of 150mA. The dropout voltage is typically less than 200mV at the rated output current. The quiescent current is very low, typically a few microamperes. The regulator is stable with ceramic output capacitors, allowing for a compact design. It features overcurrent protection and thermal shutdown protection to prevent damage in case of overload or overheating. The device is available in a small SOT-23-5 package. Designers should consult the datasheet for detailed specifications, including input voltage range, output voltage accuracy, load regulation, line regulation, and transient response. The datasheet also provides application notes and example circuits to assist in the design process. The MIC5270-4.1YM5 is commonly used in applications where a stable and efficient 4.1V power supply is required.