DC-AC INVERTER UNIT CXA-0326 (5W 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; NL6448BC26-01 (NEC 8.4 inch double lamp type) Lamp Voltage 410Vrms Lamp Current 5mArms Lamp Start Up Voltage 1200Vrms FEATURES : Wide operating temperature range Alarm signal function PWM dimming type. Silicon Coating in High Voltage area TEMPERATURE & HUMDITY : Operating Temperature Range Storage Temperature Range Humidity -10 °C ~ +70 °C -30 °C ~ +85 °C 95 %RH max 103 ± 0.5 DIMENSIONS : CN3 CN1 17.0 ± 0.2 97.0 ± 0.2 CN2 (4) 2 - Ø2.9 ± 0.2 Note 1 : Please keep minimum of 2mm clearance (all directions) between inverter high voltage area as marked on mechanical drawing and any conductors. No. 1 2 3 Part Description PWB Connector CN1 Connector CN2 , CN3 Qty. 1 1 2 CN1 : 53261-0890 (Molex) Pin CN1-1 CN1-2 CN1-3 CN1-4 Symbol Note Vin 9 ~ 19V GND 0V CN1-5 Vrmt 0 ~ 0.4V : OFF 2.5V ~ Vin : ON CN1-6 CN1-7 CN1-8 Vbr GND Vst*1 0 ~ 2.5V 0V 0V / 5V Note UL94V-0 53261-0890 SM02(8.0)B-BHS-1 8.0max Unit : mm Weight :25 (g) typ. (1.0) 30.0 ± 0.5 (3.0) t=1.0mm (Molex) (JST) CN2 : SM02(8.0)B-BHS-1 (JST) Pin Symbol Note Vhigh1 410 Vrms (5mArms) CN2-1 CN2-2 CN2-3 N.C. Vlow1 0V CN3 : SM02(8.0)B-BHS-1 (JST) Pin Symbol Note Vhigh2 410 Vrms (5mArms) CN3-1 CN3-2 CN3-3 N.C. Vlow 2 0V *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 [email protected] All specification are subject to change without notice. Address: Dörnet 8 ; 74360 Ilsfeld-Auenstein / Germany Tel. : + 49 / 70 62 / 67 59 - 6 Fax: + 49 / 70 62 / 67 59 - 80 Page ( 1 / 2 ) VER1-1, 23 June 2005 DC-AC INVERTER UNIT CXA-0326 (5W DUAL OUTPUTS WITH DIMMING FUNCTION) ELECTRICAL CHARACTERISTICS : Specifications Conditions Parameters Symbol Output Current Vbr (V) RL1 (k Ω) Unit Note 6.0 mArms Max Brightness. 2.5 3.0 mArms Min Brightness. min. typ. max. 68 68 5.0 5.5 23 ± 5 68 68 2.0 Vin (V) Vrmt (V) Ta (°C ) 12 5 0 23 ± 5 12 5 2.5 RL2 (k Ω) Iout1 / Iout2 Input Current 1 Iin1 9.0 to 19.0 5 0 23 ± 5 68 68 - - 0.75 Adc Input Current 2 Iin2 12 0 0 23 ± 5 68 68 - - 2 mAdc Frequency F1 12 5 0 23 ± 5 68 68 50 55 60 kHz Frequency (Duty) F2 12 5 2.5 23 ± 5 68 68 320 350 380 Hz Open Voltage Vopen 9.0 5 0 23 ± 5 1100 1300 1500 Vrms 9.0 to 19.0 5 ANY 23 ± 5 68 ∞ 4.5 5.0 5.5 Vdc RL2 open 9.0 to 19.0 5 ANY 23 ± 5 ∞ 68 4.5 5.0 5.5 Vdc RL1 open 9.0 to 19.0 5 ANY 23 ± 5 68 68 - 0 0.5 Vdc Normal Alarm SIgnal Vst ∞ ∞ *1 TEST CIRCUIT : F F1 Vin 9~19V Iin 1000:1 PROBE F2 CN1-1 CN1-2 A V CN1-3 CN1-4 a V T1 C05 SW1 RL1 V CN1-7 RL2 A ~ C06 Q04 CN1-6 (Q05) Vbr 0~2.5V Operation of unit a Operation b Non operation Open Non operation CN2-1 CN1-5 b SW1 CN3-1 IC02 Vrmt 0/5V Vopen V ~ Io1 A ~ Io2 CN2-3 CN3-3 CN1-8 V Vst Power Systems – The Power Solution Web: Email: www.Power-Systems.de [email protected] All specification are subject to change without notice. Address: Dörnet 8 ; 74360 Ilsfeld-Auenstein / Germany Tel. : + 49 / 70 62 / 67 59 - 6 Fax: + 49 / 70 62 / 67 59 - 80 Page ( 2 / 2 ) VER1-1, 23 June 2005