BD9270F – Silicon Monolithic Integrated Circuit

Part Number : BD9270F

Function : Silicon Monolithic Integrated Circuit

Manufactures : Rohm

Images :

1 page
BD9270F image

2 page
pinout

Description :

1/4 STRUCTURE Silicon Monolithic Integrated Circuit NAME OF PRODUCT TYPE FUNCTION DC-AC Inverter Control IC BD9270F ・ 1ch control with Full-Bridge (For USE FET Body-Di) ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ Lamp current and voltage sense feed back control Sequencing easily achieved with Soft Start Control Striking time can Control independently (STRK pin) Circuit protection with Timer Latch (COMP) Circuit protection with quick Shutdown (COMPSD) Mode-selectable the operating or stand-by mode by stand-by pin Synchronous operating the other BD9270F ICs BURST mode controlled by PWM input Output liner Control by external DC voltage Built-in Error mode output pin (FAIL pin) ○ Absolute Maximum Ratings(Ta = 25℃) Parameter Supply Voltage OUTPUT DRIVER Operating Temperature Range Storage Temperature Range Maximum Junction Temperature Power Dissipation – Symbol VCC LNx, HFNx, Topr Tstg Tjmax Pd Limits 20 20 -40~+85 -55~+150 +150 688 – Unit V V ℃ ℃ ℃ mW Pd derate at 5.5mW/℃ for temperature above Ta = 25℃ (When mounted on a PCB 70.0mm×70.0mm×1.6mm) ○Operating condition Parameter Supply voltage DRIVER frequency Symbol VCC FOUT Limits 8.5~19.0 30~110 Unit V kHz REV. B 2/4 ○Electric Characteristics(Ta=25℃、VCC=12V、STB=3.0V) Parameter Symbol MIN. Limits TYP. MAX. Unit Conditions FOUT=60kHz, FB=GND, DUTY=0V ((WHOEL DEVICE)) Operating current Stand-by current ((STAND BY CONTROL)) Icc1 Icc2 VstH VstL VREG IREG Vvccuvlo ⊿Vvccuvlo FOUT VRT RSRT ISS VSS_ST VSS_ED ISTRK VSTRK_ED VIS1 VIS2 VVS IIS1 IIS2 IVS VISCOMP1 VISCOMP2 VREFIN DUTY-th RsinkLN RsourceLN RsinkHFN RsourceHFN MAX DUTY VCP ICP VCOMPH ⊿VCOMPH VCOMPSDH ⊿VCOMPSDH RFAIL VCT_SYNCH VCT_SYNCL RSYNC_OUT_sink RSYNC_OUT_source - - 2 -0.3 3.92 5 7.0 0.50 63.0 1.05 - 0.9 0.18 1.35 0.8 1.94 1.225 - 1.22 - 40 - 0.593 - 0.6 0.90 1.8 4.5 1.8 4.5 44.0 1.94 0.9 1.94 0.05 1.94 0.05 - 3.8 - - - 2.5 -0.3 4.5 30 - - 4.00 - 7.5 0.60 65.0 1.50 100 1.1 0.20 1.50 1.0 2.00 1.25 VREFIN 1.25 - 50 - 0.625 0.50 - 1.00 3.5 9.0 3.5 9.0 45.5 2.00 1.0 2.00 0.10 2.00 0.10 100 4.0 - 150 300 - - 8.1 70 VCC 0.8 4.08 - 8.0 0.70 67.0 1.95 200 1.3 0.22 1.65 1.2 2.06 1.275 VIS1 1.28 0.9 60 0.9 0.657 - 1.6 1.10 7.0 18.0 7.0 18.0 47.0 2.06 1.1 2.06 0.15 2.06 0.15 200 4.2 0.5 300 400 VCT_SYNCH mA uA V V V mA V V kHz V Ω uA V V uA V V V V uA uA uA V V V V Ω Ω Ω Ω % V uA V V V V Ω V V Ω Ω V V Stand-by voltage H Stand-by voltage L ((REF4V BLOCK)) REF4V output voltage REF4V source current ((VCC UVLO BLOCK)) Operating voltage (VCC) Hysteresis width (VCC) System ON System OFF ((OSC BLOCK)) Drive output frequency RT=18.9kΩ RT pin voltage SRT ON resistance ((SS STRK BLOCK)) Soft start current SS operation start voltage SS term END voltage STRK current STRK term END voltage ((FEED BACK BLOCK)) IS threshold voltage 1 IS threshold voltage 2 VS threshold voltage IS source current 1 IS so […]

3 page
image

BD9270F Datasheet


This entry was posted in Uncategorized. Bookmark the permalink.