The Pantry
1 reference design from across the industry, each shown as published by its maker: original titles, design IDs, and part numbers, with a link back to the source.
Power / DC-DC Buck
SY21219 synchronous buck reference design (4.5V to 30V)
Silergy · SY21219-DS
Synchronous buck regulator reference design for 4.5V to 30V input. Datasheet provides 5V application schematic, BOM, and extensive L/COUT/RFF/CFF selection tables for 1.2V, 3.3V, 5V, 12V outputs, plus measured efficiency curves.
SY21219, PCMB104T-4R7MS, GRM31CR61H106KA12L, GRM31CR61C226ME15L
Written content and drawings: CC BY 4.0 · Code: MIT · Manufacturers' documents, designs and trademarks belong to their owners · License details