LTC3108IDE#PBF

Power Management - Specialized Overview

The LTC3108IDE#PBF is a highly integrated DC/DC converter and power management IC designed for energy harvesting applications. It operates from input voltages as low as 20mV, utilizing a boost topology to manage residual energy from sources like TEGs, thermopiles, and small solar cells. The device features a fixed 2.2V LDO output for microprocessor supply and a main output selectable among 2.35V, 3.3V, 4.1V, or 5V options. It includes logic-controlled outputs, a power good indicator, and an energy storage output function. Packaged in a compact 12-lead DFN (3mm x 4mm) format.

Power Management - Specialized Feature Summary

• Operates from extremely low input voltages starting at 20mV
• Integrates a complete power management solution with boost converter and LDO
• Features logic-controlled outputs and power good indication
• Designed for wireless sensor and remote monitoring systems

Power Management - Specialized Applications

• Remote sensor and radio equipment power supplies
• Residual heat energy harvesting in HVAC systems
• Industrial wireless monitoring
• Automated metering infrastructure
• Building automation systems

Power Management - Specialized Procurement Notes

Verify the specific suffix 'IDE' against the manufacturer's official datasheet to confirm package type and temperature range specifications. Ensure compatibility with the required output voltage selection configuration before procurement. Cross-reference the component marking code with the latest revision documentation to avoid counterfeit parts.

Power Management - Specialized Selection Notes

Select this component when input energy sources provide voltages below standard regulator thresholds. The fixed LDO output simplifies microcontroller powering, while the configurable main output accommodates various sensor requirements. Consider the thermal performance of the DFN package for high-efficiency operation in confined spaces.

Power Management - Specialized Part Context

This part belongs to the LTC3108 family of ultra-low voltage boost converters. It shares functional similarities with the LTC3108-1 but differs in its fixed output voltage configuration options. The series is optimized for battery-less operation using ambient energy harvesting techniques.

Power Management - Specialized Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.