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| DC-AC INVERTER UNIT CXA-0308 (8W DUAL OUTPUTS WITH DIMMING FUNCTION) DESCRIPTION : This low profile DC to AC Inverter is developed for dual lamps, low power LCD back-light. Application includes industrial PC and LCD monitor. APPLICABLE LCD: 10 to 12 inches double lamp type Lamp Voltage 600Vrms Lamp Current 5m Arms Lamp Start Up Voltage 1250Vrms (Vin : 12V) FEATURES : Wide operating tem perature range Alarm signal function PW M dimming type. Current Feedback Circuit Silicon Coating in High Voltage area TEMPERATURE & HUMDITY : Operating Temperature Range Storage Temperature Range Humidity 5 0.5 -10C ~ +70C -30C~ +85C 95 %RH m ax 105 0.5 Silicone DIMENSIONS : (2) 82 0.3 13 0.5 CN2-3 CN2-1 3 Unit 15 0.3 25 0.5 CN1-1 CN1-8 8.5MAX 2 CN1 C XA-0308 0X18 MADE IN JAPAN CAUT O IN HIGH VOLTAG E CN2 2 - O2.5 0.2 1 (2) : mm Weight :20 (g) typ. High Voltage generation area 60mm No. 1 2 3 Part Description PWB Connector CN1 Connector CN2 Qty. 1 1 1 Note UL94V-0 53261-0890 SM03(4.0)B-BHS t=1.0mm (Molex) (JST) CN1 : 53261-0890 (Molex) Pin Symbol CN1-1 Vin CN1-2 CN1-3 GND CN1-4 CN1-5 CN1-6 CN1-7 CN1-8 Vrmt Vbr1 / Rbr1 Vbr2 / Rbr2 Vst*1 Note 10.8 ~ 13.2V 0V 0 ~ 0.4V : OFF 2.5V ~ Vin : ON 0 ~ 2.5V / 0 ~ 50k GND / 0 ~ 50k 0V / 5V CN2 : SM03(4.0)B-BHS (JST) Pin Symbol Vlow CN2-1 CN2-2 Vhigh2 Vhigh1 CN2-3 Note (2V) 600Vrms (5mArms) 600Vrms (5mArms) *1. This is an output pin and it is active high (+5V) if any Lamp opens / fails Power Systems - The Power Solution Web: Email: www.Power-Systems.de Info@Power-Systems.de Page (1 / 2) Address: Dornet 8 ; 74360 Ilsfeld-Auenstein / Germany Tel. : + 49 / 70 62 / 67 59 - 6 Fax: + 49 / 70 62 / 67 59 - 80 VER, 12 Juni 2003 All specification are subject to change without notice. DC-AC INVERTER UNIT CXA-0308 (8W DUAL OUTPUTS WITH DIMMING FUNCTION) ELECTRICAL CHARACTERISTICS : Conditions Param eters Symbol RL1 (k // CL1(pF) ) Vin (V) Vrmt (V) Vbr / VR Ta ( C ) RL2 (k // CL2(pF) ) 95 ~ 105 // 5 12 1.2 5 0.25 0V / 0 -10 ~ +70 95 ~ 105 // 5 100 // 5 12 0.6 5 0.25 0V / 0 23 5 100 // 5 95 ~ 105 // 5 12 0.6 5 0.252.5V / 50k 23 5 95 ~ 105 // 5 100 // 5 12 0.6 5 0.25 -10 ~ +70 0V / 0 100 // 5 95 ~ 105 // 5 12 0.6 0 0.25 0V / 0 -10 ~ +70 95 ~ 105 // 5 95 ~ 105 // 5 12 0.6 5 0.25 0V / 0 -10 ~ +70 95 ~ 105 // 5 95 ~ 105 // 5 12 0.6 5 0.252.5V / 50k -10 ~ +70 95 ~ 105 // 5 5 0.25 0V / 0 10.8 -10 ~ +70 95 ~ 105 // 5 12 1.2 5 0.25 0V / 0 -10 ~ +70 12 1.2 5 0.25 0V / 0 -10 ~ +70 95 ~ 105 // 5 95 ~ 105 // 5 12 1.2 5 0.25 0V / 0 -10 ~ +70 95 ~ 105 // 5 Specifications min. 4.3 4.5 1.8 50 220 typ. 5.0 5.0 2.5 0.55 55 250 max. Unit Note 5.7 mArms 5.5 mArms Output Current Iout1 / Iout2 Max Bright.. 3.2 mArms Min Bright. 0.9 1 60 280 Adc mAdc kHz Hz Input Current 1 Input Current 2 Frequency Frequency (Duty) Open Voltage Iin1 Iin2 F1 F2 Vopen 1200 1250 1500 Vrms 4.5 4.5 5.0 5.0 0 5.5 5.5 0.5 Vdc Vdc Vdc RL2 // CL2 open RL1 // CL1 open Normal Alarm SIgnal (Note 4) Vst Note 1 : Note 2 : Please keep minimum of 2mm clearance (all directions) between inverter high voltage area as m arked on m echanic al drawing and any c onductors. Open circuit on all lam ps for more than 3 seconds, will shut the inverter down. F Iin V CN1-3 CN1-4 Vrmt 0/5V CN1-1 CN1-2 CN2-3 SW4 TEST CIRCUIT : F 1000:1 PROBE Vin 10.8~13.2V A Vopen V ~ SW1 a b Operation of unit Operation Non operation SW3 a V T1 SW1 CN1-5 Q6 CN2-2 C10 C25 RL2 A ~ RL1 CL2 CL1 b SW2 a b Operation of unit Voltage dimming Vbr=0~2.5V Variable resistance dimming VR=0~50k Vbr 0~2.5V a V Rbr 0~50k Vst V Iout2 Iout1 A ~ CN1-6 SW2 CN1-7 CN1-8 CN2-1 SW5 b Power Systems - The Power Solution Web: Email: www.Power-Systems.de Info@Power-Systems.de Page (2 / 2) Address: Dornet 8 ; 74360 Ilsfeld-Auenstein / Germany Tel. : + 49 / 70 62 / 67 59 - 6 Fax: + 49 / 70 62 / 67 59 - 80 VER, 12 Juni 2003 All specification are subject to change without notice. |
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