lite max LID10A03 led driving board (1st edition 7/25/2008 ) all information is subjec t to change without notice. approved by checked by prepared by david ming eric litemax electronics inc. 8f-2, no.133, lane 235, bau-chiau rd., shin-dian city, taipei county, taiwan r.o.c. tel : 886-2-8919-1858 fax: 886-2-8919-1300 homepage: http://www.litemax.com.tw page 1
general the LID10A03 is designed to power high white le d light bar to a nominal power level of 8w (typical) intensity control (0-100%) is accomplished by the user providing a variable dc level of 0.5v (full-on) to 4.8v (off) at pin7 of j1. enable control is accomplished at pin8 of j1 (0v=on,5v=off) specifications: z vin=+10v to +14v 10% z constant current and voltage function. z no load voltage=30v z led light bar output voltage=22v(typical) z led light bar output curr ent=360ma @100%(typical) z nominal led light bar wo rking frequency=125khz 5khz z nominal pwm frequency=200hz 10% z pwm duty cycle range=0 to 100% z average electrical efficiency 90% page 2
led application this specification is app lied to led converter unit for sp1075 led backlight operating characteristics item symbol conditions min. typ. max. unit remark input voltage vin 10.0 12.0 14.0 v input current (low brightness) iinl vin=12v,vadj=5v 0.0 ----- ----- ma input current (high brightness) iinh vin=12v,vadj=0v 695 710 740 ma led current (low brightness) ioutl vin=12v,vadj=5v 0.0 ----- ----- arms led current (high brightness) iouth vin=12v,vadj=0v 300 356 430 ma working f freq vin=12v,vadj=0v 120 125 130 k h z pwm frequency freq vin=12v 180 200 220 hz brightness control vadj connection of voltage 0.5 ----- 4.8 v on/off control von/off normal operation 2 ----- 5 v output voltage vout vin=12v,vadj=0v 20.97 21.31 21.8 v efficiency vin=12v,vadj=0v 90.52 89.1 90.5 environment operation temperature -20 ~ 70 operation humidity max.rh storage temperature -40 ~ 85 storage humidity max.rh page 3
connector socket input connector: lj1 (jst b2b-ph-k-s or compatible) : pin no symbol description 1 vin dc+12v 2 vin dc+12v 3 vin dc+12v 4 gnd ground 5 gnd ground 6 gnd ground 7 brightness brightness control 5v~0v 8 control on/off control 0.8v(off) 2~5v(on) output connector: lj2, lj3 (jst s2b-eh or compatible) pin no symbol description 1 output led high voltage( + ) 2 output led low voltage ( - ) page 4
page 5 mechanical characteristics dimension: 124mm*50mm*15mm input connector lj1: pin1:vin pin2:vin pin3:vin pin4:gnd pin5:gnd pin6gnd pin7:brightness pin8:on/off 15mm
|
