This post explains for the semiconductor BD9893F.
The Part Number is BD9893F.
The function of this semiconductor is DC-AC Inverter Control IC.
Manufacturers : Rohm
Preview images :
1/4 STRUCTURE NAME OF PRODUCT TYPE FUNCTION Silicon Monolithic Integrated Circuit DC-AC Inverter Control IC ＢＤ９８９３Ｆ １．1ch control with Push-Pull ２．Lamp current and voltage sense feed back control ３．Sequencing easily achieved with Soft Start Control ４．Short circuit protection with Timer Latch ５．Under Voltage Lock Out ６．Short circuit protection with over voltage ７．Mode-selectable the operating or stand-by mode by stand-by pin ８．BURST mode controlled by PWM and DC input ○Absolute Maximum Ratings（Ta = 25℃） Parameter Supply Voltage Operating Temperature Range Storage Temperature Range Power Dissipation Maximum Junction Temperature * Symbol VCC Topr Tstg Pd Tjmax Limits 15 -35～+95 -55～+125 562* +150 Unit V ℃ ℃ mW ℃ Pd derated at 4.5mW/℃ for temperature above Ta = 25℃ (When mounted on a PCB 70.0mm×70.0mm×1.6mm) 〇Recommended operating condition Parameter Supply voltage Drive output frequency BCT oscillation freque […]