SCF-0274 features outline connector terminal number and function top view side view 180.0 0.5 80 .0 0.2 66.5 0.2 (3.5) 25 0.5 18 0.2 8.0max 3- 3.0 cn3 cn1 cn2 for ccfl 2 lamps built in on/off control function regulated lamp current built in pwm mode dimming control circuit. applications: lcd size 15 inches for monitor suitable sanken's ccfl: lamp length 300 to 340 mm : exterior diameter 2.6mm terminal no. 1 2 3 4 5 1 3 1 3 symbol v in gnd vbr n. c vrmt function dc input voltage gnd dimming control on-off control connector type name/manufacturer s5b-ph-sm3-tb/jst sm02(8.0)b-bhs-tb/jst sm02(8.0) b-bhs-tb/jst connector no. cn 1 (input) cn 2 (output 1) cn 3 (output 2) ccfl-inverter lamp1-h lamp1- l lamp 2-h lamp 2- l output 1 high side output 1 low side output 2 high side output 2 low side pwb (printed wiring board): fr-4 or cem-3(t =1.0) weight: 29.6g typ unit : mm (3.5) for 4.7w ? 2 lamps ( )
parameter symbol ratings unit parameter v in i in f sw i l f pwm p l v o 10.8 50 240 1500 12 55 8.0 2.5 4.7 13.2 1500 60 300 v ma khz marms marms hz w vrms v in =12v r l =73k ? per 1 lamp r l =73k ? , vbr=0v per 1 lamp r l =73k ? , vbr=2.5v r l =73k ? v in =10.8v, r l =100m ? dimming characteristics SCF-0274 application absolute maximum ratings 12v 0 to 2.5v h sw l sw h: enable 2.5v to v in l : disable 0 to 0.5v cn1 3 5 1 3 2 1 v in r l vrmt v br gnd lamp-h lamp-l inverter unit cn2, 3 cold-cathode fluorescent lamp dc input voltage on-off voltage dimming voltage output power operating temp. storage temp. humidity v in vrmt vbr p l topr tstg rh v v v w c c %rh 0 to 14.4 0 to 14.4 0 to 3.0 5.0 0 to 60 20 to 80 95 remarks per 1 lamp dc input voltage input current driving frequency output current dimming control frequency output power open voltage ratings symbol min typ max unit remarks maximum wet-bulb temp. 38 c no dew condensation electrical characteristics conditions : at topr=25 c, v in =12v (unless otherwise stated) 0.0 0.0 2.0 4.0 6.0 8.0 9.0 0.5 1.0 1.5 2.0 2.5 3.0 dimming voltage (v br) pwm dimming v br =0 to 0.65v ? duty 100% output current (ma rms)
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