HM6281 Datasheet | H&M Semiconductor

400KHz 32V 2A Switching Current Boost LED Constant Current Driver Features n Wide 3.6V to 24V Input Voltage Rang n 0.22V Constant Current Sense Voltage n Directly drive 3~8 Series 1W LED n Fixed 400KHz Switching Frequency n Max. 2A Switching Current Capability n Up to 92% efficiency n Excellent line and load regulation n EN PIN TTL shutdown capability n Internal Optimize Power MOSFET n Built in LED Open Protection n Built in Soft-Start Function n Built in Frequency pensation n Built in Thermal Shutdown Function n Built in Current Limit Function n Available in SOP8 package Applications n LED Lighting n Boost constant current driver n Monitor LED Backlighting n 7’ to 15’ LCD...