BD9240F Datasheet | ROHM

1/4 STRUCTURE NAME OF PRODUCT Silicon Monolithic Integrated Circuit DC-AC Inverter Control IC TYPE ＢＤ９２４０Ｆ / ＢＤ９２４０ＦＶ FUNCTION - 20V High voltage process - 2CH control with Push-Pull - Lamp current and voltage sense feed back control - Sequencing easily achieved with Soft Start Control - Short circuit protection with Timer Latch - Under Voltage Lock Out - Mode-selectable the operating or stand-by mode by stand-by pin - Automatic Judge function for External synchronization of lamp oscillation - BURST mode controlled by PWM and DC input ○ Absolute Maximum Ratings（Ｔａ＝２５℃） Parameter Supply Voltage Operating Temperature Range Storage Temperature Range Maximum Junction Temperature Power Dissipation Symbol VCC Topr Tstg Tjmax Pd Limits 20 -40～+85 -55～+150 +150 - 1 1063 (BD9240FV) - 2 750 (BD9240F) Unit V ℃ ℃ ℃ m W - 1Pd derate at 8.5m W/℃ for temperature above Ta = 25℃ (When mounted on a PCB 70.0mm×70.0mm×1.6mm) - 2Pd derate at 6.0m W/℃ for temperature above Ta = 25℃ (When mounted on a PCB 70.0mm×70.0mm×1.6mm) ○ Operating condition Parameter Supply voltage oscillation frequency BCT oscillation frequency Symbol VCC FOUT FBCT Limits 8.0 ～ 19.0 30 ～ 90 0.05 ～ 1.00 Unit V k Hz k Hz .. REV. A ○ Electric Characteristics（Ta=25℃，VCC=12V）...