# LTC3547 Reference Design ## Description This project is a dual-output step-down voltage regulator based on the LTC3547 IC, designed to efficiently convert a higher input voltage to stable 2.5V and 1.8V output voltages. It is suitable for applications requiring regulated power supplies with multiple voltage levels. #LTC3547 #referenceDesign #project #stepDown #voltageRegulator #2.5V #1.8V #referenceDesign #powermanagement #analogdevices #template #reference-design #polygon ## Project Details - **Owner:** vasy_skral - **Created:** 6/6/2023 - **Last Updated:** 3/5/2026 - **Visibility:** Public - **License:** https://creativecommons.org/licenses/by/4.0/ - **Copies:** 7 ## Key Components ### U1 — [LTC3547EDDB#TRPBF](https://www.flux.ai/vasy_skral/ltc3547eddbtrpbf~tz.md) - Datasheet URL: https://www.analog.com/media/en/technical-documentation/data-sheets/3547fa.pdf - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: Analog Devices - Manufacturer Part Number: LTC3547EDDB#TRPBF - Part Type: Integrated Circuit **Pins:** - EPAD [pin 9] - GND [pin 5] - RUN1 [pin 2] - RUN2 [pin 7] - SW1 [pin 4] - SW2 [pin 6] - VFB1 [pin 1] - VFB2 [pin 8] - VIN [pin 3] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/vasy_skral/ltc3547-reference-design~8k](https://www.flux.ai/vasy_skral/ltc3547-reference-design~8k).* --- *Generated from [https://www.flux.ai/vasy_skral/ltc3547-reference-design~8k](https://www.flux.ai/vasy_skral/ltc3547-reference-design~8k)*