Infineon Technologies AG Gate Driver ICs 1EDN6550B

1-channel non-isolated gate-driver IC family with truly differential inputs The 1EDN6550B is a non-isolated gate-driver IC and available in a small SOT-23 package. It has truly differential inputs enabling cost-effective solutions with exceptional power density in: Boost-PFC with Kelvin-source MOSFETs Synchronous rectification stages Designs with long distance between control IC and gate-driver IC Buck-boost converters Low- and medium-voltage half-bridges High density 48V to 12V intermediate bus converter Summary of Features Truly differential inputs 4A source current 8A sink current Separate source/sink outputs Low-ohmic output stage 29ns input minimum pulse width -7 ns/+10 ns propagation delay accuracy 5A reverse current robustness of the outputs 12V UVLO version SOT-23 package, 6 pins Benefits Robust Small PCB layout flexibility High power density Short time to market Potential applications Boost-PFCs with Kelvin-source MOSFETs Interleaved PFC Full-bridge synchronous rectification stages 48V to 12V intermediate bus converters Buck-boost converters Low- and medium-voltage half-bridges Application benefits Robust against ground shifts from power MOSFET switching Low MOSFET switching losses Robust against false MOSFET triggering Highest effective MOSFET driving power Efficiency gains Increased power density and BOM savings Instant MOSFET protection under abnormal operation High power density Applications Cordless power tools and outdoor power equipment General purpose motor drive - variating frequency and voltage LED lighting system designs LED strips and signage