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FSC B17-1 Service Manual

4.4.4 Parameter guide line for CCFL Inverter

INVERTERMAXBRINGTHNESS(Vadj:5.0v),LOAD=80KΩX4(ROOMTEMPERATURE25℃ ±4℃)

ITEM SYMBOL MIN. TYP. MAX. UNIT REMARK

Inputvoltage Vin  10.8 12 13.2 V

Inputcurrent Iin1700 2450 mA FOR4LOAD

OutputCurrent Iout 6.5 7.0 7.5 mA FOR1LOAD

Frequency

F 45.0 50.0 55.0 KHZ

FOR1LOAD

H.Vopen Vopen 1300 1450 1600 Vrms NOLOAD

H.VLoad Vload 480 580 680 Vrms

RL=80KΩ

Startvoltage Vst

1550 1650 1750 Vrms RL=CCFL

ProtectdelaytimePDT

0.4 1Sec



INVERTERMINBRINGTHNESS(Vadj:0.0v),LOAD=80KΩX4(ROOMTEMPERATURE25℃ ±4℃)

ITEM SYMBOL MIN. TYP. MAX. UNIT REMARK

inputvoltage Vin  10.8 12 13.2 V

inputcurrent Iin560 650 mA FOR4LOAD

OutputCurrent Iout 3.5 4.0 4.5 mA FOR1LOAD