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MAX17220ELT+

MAX17220ELT+ Description

The MAX17220ELT+ is a high-efficiency, synchronous boost DC-DC switching regulator from Analog Devices Inc./Maxim Integrated, designed for compact, power-sensitive applications. This adjustable-output regulator supports an input voltage range of 0.4V to 5.5V, making it ideal for low-voltage sources like single-cell batteries. It delivers up to 225mA of switch current with a 2.5MHz switching frequency, enabling fast transient response and reduced external component size. The output voltage is configurable from 1.8V to 5V, providing flexibility for diverse load requirements. Packaged in a 6-pin µDFN (1.5mm x 1.0mm), it is optimized for space-constrained designs while maintaining ROHS3 compliance and REACH unaffected status.

MAX17220ELT+ Features

• Ultra-Low Input Voltage: Operates down to 0.4V, supporting energy harvesting and single-cell battery applications.
• High Efficiency: Synchronous rectification minimizes power loss, achieving peak efficiency >90%.
• Compact Design: 2.5MHz switching frequency allows for tiny inductors and capacitors, reducing PCB footprint.
• Adjustable Output: Programmable output voltage (1.8V–5V) via external resistors.
• Robust Protection: Integrated features include thermal shutdown and overcurrent protection.
• MSL1 Rated: Suitable for unlimited floor life in manufacturing environments.

MAX17220ELT+ Applications

• Portable Electronics: Ideal for wearables, IoT sensors, and medical devices powered by coin-cell or alkaline batteries.
• Energy Harvesting: Efficiently steps up low voltages from solar cells or thermoelectric generators.
• Industrial Sensors: Provides stable power in remote, battery-operated monitoring systems.
• Consumer Gadgets: Used in Bluetooth earphones, smart tags, and other miniaturized electronics requiring high efficiency.

Conclusion of MAX17220ELT+

The MAX17220ELT+ stands out for its ultra-low input capability, high efficiency, and compact form factor, making it a superior choice for battery-powered and space-constrained designs. Its synchronous boost topology and wide output range cater to demanding applications, while its industry-standard compliance ensures reliability. Engineers seeking a high-performance, miniaturized voltage regulator will find this IC exceptionally well-suited for modern low-power systems.