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| DC-AC INVERTER UNIT CXA-0321 (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: 5 to 8 inches double lamp type Lamp Voltage 375Vrms Lamp Current 5mArms Lamp Start Up Voltage 1100Vrms FEATURES : Wide operating temperature range Alarm signal function PWM dimming type. Silicon Coating in High Voltage area TEMPERATURE & HUMDITY : Operating Temperature Range -10C ~ +70C Storage Temperature Range -30C ~ +85C Humidity 95 %RH max DIMENSIONS : 103.0 0.5 (3.0) 97.0 0.2 30.0 0.5 17.0 0.2 1 CN1 CN2 (4) CN3 Unit : mm Weight :25 (g) typ. 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 Note UL94V-0 53261-0890 SM02(8.0)B-BHS-1 t=1.0mm (Molex) (JST) CN1 : 53261-0890 (Molex) Pin Symbol CN1-1 Vin CN1-2 CN1-3 GND CN1-4 CN1-5 Vrmt Note 5V 0V CN2 : SM02(8.0)B-BHS-1 (JST) Pin Symbol Vhigh1 CN2-1 CN2-2 N.C. Vlow1 CN2-3 CN3 : SM02(8.0)B-BHS-1 (JST) Pin Symbol Vhigh2 CN3-1 CN3-2 N.C. Vlow2 CN3-3 8.0max (1.0) Note 375Vrms (5mArms) 0V 0 ~ 0.4V : OFF 2.5V ~ Vin : ON CN1-6 Vbr 0 ~ 2.5V CN1-7 GND 0V CN1-8 Vst*1 0V / 5V *1. This is an output pin and it is active high (+5V) if any Lamp opens / fails Note 375Vrms (5mArms) 0V 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, 02 Jan. 2004 All specification are subject to change without notice. DC-AC INVERTER UNIT CXA-0321 (5W DUAL OUTPUTS WITH DIMMING FUNCTION) ELECTRICAL CHARACTERISTICS : Conditions Parameters Symbol Vin (V) Vrmt (V) Vbr (V) Ta (C ) RL1 (k ) RL2 (k ) 75 75 75 75 75 75 75 75 75 75 75 75 Specifications Unit min. typ. max. Note 5 Output Current Iout1 / Iout2 5 5 0 23 5 4.5 5.0 5.5 mArms Max Brightness. 5 3 23 5 TBD 2.4 TBD mArms Min Brightness. Input Current 1 Iin1 5 5 0 23 5 - 1.0 TBD Adc Input Current 2 Iin2 5 0 0 23 5 - - 2 mAdc Frequency F1 5 5 0 23 5 TBD 42 TBD kHz Frequency (Duty) F2 5 5 3 23 5 TBD 350 TBD Hz Open Voltage Vopen 5 5 0 23 5 TBD 1100 - Vrms 5 5 0 23 5 75 4.5 5.0 5.5 Vdc RL2 open Alarm SIgnal (Note 4) Vst 5 5 0 23 5 75 75 75 4.5 5.0 5.5 Vdc RL1 open 5 5 0 23 5 - 0 0.5 Vdc Normal Note 2: In test circuit; if any of switches SW2, Sw3 or SW4 opens , then the alarm signal will be activated (+5V). TEST CIRCUIT : F F1 Iin Vin 5V A V IC02 F2 1000:1 PROBE SW1 Vopen V ~ Operation of unit Operation Non operation Non operation CN1-1 CN1-2 CN3-1 CN2-1 T1 CN1-5 C10 C25 Q05 CN1-6 (Q06) Io1 CN2CN33 3 RL1 a b Open CN1-3 CN1-4 Vrmt 0/5V a V RL2 A ~ Io2 A ~ b SW1 SW2~4 Open Close Operation of warning signal Vbr 0~2.5V V CN1-7 CN1-8 V Vst Operation (5V output) Non operation (0V output) 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, 02 Jan. 2004 All specification are subject to change without notice. |
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