The SP1259HN is a syn>$€©chronous buck converterwith output current to 4≥☆♠.8A.It is designed to allow forope↑♥rating a wide supply vo÷♣♣ltage range from 9V to36V. The extern♦✘∑al shutdown function can becontr<★∑$olled by logic level to pull COMP/₩©∑EN pin down,and then comes into s→±£tandby mode. The external

compensation makes feedbac"§k control have good lineand load regulation δ≥♦with flexible external design.The SP1259✘<↕☆HN operates in the CC(Co★™✘↑nstantoutput Current) mode or CV(Constant output ÷♦☆Voltage)mode, and the OCP current va↔&φlue is set by currentsensing resist&§Ωers.The SP1259HN is suitable for the DC/DCswi←₽‍tching power applications when →ε→requested thecurrent limit func↑$Ωtion. The devices are available inQFN20L-≠♣5×5 package and requi∏¶✘re very few external✔♦Ωdevices for operation.