DC-AC INVERTER UNIT CXA-0373 (7.5 W DUAL OUTPUTS WITH DIMMING FUNCTION) (PRELIMINARY INFORMATION) DESCRIPTION : This low profile DC to AC Inverter is developed for Dual lamps, low power LCD back-light. APPLICABLE LCD: LTD121C30S (TMD) 6.4 to 15 inches Dual lamp type Lamp Voltage 630 Vrms Lamp Current 6.0 mArms Lamp Start Up Voltage 1.500 Vrms (Vin : 12.0 Vdc) FEATURES : Dimming function Remote ON/OFF Open Lamp Detection TEMPERATURE & HUMDITY : Operating Temperature Range Storage Temperature Range Humidity 0°C ~ +60°C -30°C ~ +85°C 95 %RH max 130±0.5 DIMENSIONS : (121.6) (ii) (45.2) (iii) (i) 1 32±0.3 CN2 (38.5) 40±0.5 CN1 1 Unit : mm Weight :23 (g) typ. 54±0.3 68±0.3 8MAX (4) (4) CXA-0373 3901 MADE IN JAPAN (High Voltage generation area) Note: Please use plastic screw in case of a non-insulating mounting base! Components No. 1 2 3 Part Discription PCB Connector CN1 Connector CN2 Input side CN1: Pin No. Symbols Vin CN 1-1~2 GND CN 1-3~4 CN 1-5 Vrm t CN 1-6 CN 1-7 Vs t Vbr / Rbr Qty. 1 1 1 Material Conpos ite (CEM-3) 53261-0790 SM03(7-D1)B-BHS-1 Output side CN2 Pin No. Symbols Vhigh CN 2-1 Vhigh CN 2-2 N.C. CN 2-3 Vlow CN 2-4 Ratings 10.8~13.2 Vdc 0~0.4Vdc : Off 2.5~Vin : On 0 / 5.0 Vdc 0 ~ 2.5 Vdc / 0 ~ 50kΩ Note t=1m m JST or equal JST or equal Ratings 540 Vrm s (6.0 m Arm s ) 540 Vrm s (6.0 m Arm s ) (GND) 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) VER 1-1 TO, 03 Nov 2004 DC-AC INVERTER UNIT CXA-0373 (7.5 W DUAL OUTPUTS WITH DIMMING FUNCTION) (PRELIMINARY INFORMATION) ELECTRICAL CHARACTERISTICS : Parameters Symbols Output Current Output Current Input Current Frequency Frequency (Duty) Open Circuit Voltage Iout1 Iout2 Iin1 F1 F2 Vopen Alarm Signal Vs t Note 1 : Tu (°C) Min. Typ. Max. 12.0±1.2 12.0±1.2 12.0±1.2 12.0±1.2 12.0±1.2 10.8 12.0±1.2 12.0±1.2 Conditions Vrmt Vbr (V) (V) 5±0.25 0 5±0.25 2.5 5±0.25 0 5±0.25 0 5±0.25 2.5 5±0.25 0 5±0.25 0 ~ 2.5 5±0.25 0 ~ 2.5 0 0 0 0 0 0 0 0 5.3 1.7 40 250 1.400 4.5 4.5 6.0 2.5 0.7 45 270 1.500 5.0 5.0 12.0±1.2 5±0.25 0 ~ +60 - 0 Vin (V) 0 ~ 2.5 Specification ~ +60 ~ +60 ~ +60 ~ +60 ~ +60 ~ +60 ~ +60 ~ +60 Unit Note 6.7 3.3 1.0 50 290 5.5 5.5 m Arm s m Arm s Adc kHz Hz Vrm s Vdc Vdc M ax 0.5 Vdc M in Please keep minimum of 2mm clearance (all directions) between inverter high voltage area as marked on mechanical drawing and any conductors. TEST CIRCUIT : Vin 10.8~13.2V F A Iin 1000:1 PROBE F Vopen V ~ CN1-1 CN1-2 SW3 V CN2-1 CN1-3 CN1-4 Vrmt 5V a V SW1 b T1 T1-2 SW1 CN2-2 T1-6 CN1-5 Operation b Non Operation OPEN Non Operation SW4 RL2 RL1 CL2 CN1-6 Operation of Unit a Io2 ~A Io1 CL1 ~A V Vst Vbr 0~2.5V V Rbr 0~50kΩ (0.025W min.) CN2-4 1 SW5 a b Fduty SW2 IC RL1,2:Load resistance (7W MIN.) CL1,2:Stray capacitor (3kV MIN.) CN1-7 F 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) VER 1-1 TO, 03 Nov 2004