DC-AC INVERTER UNIT CXA-0315 (21W QUAD OUTPUTS WITH DIMMING FUNCTION) DESCRIPTION : This DC to AC Inverter was developed for many other low LCD Backlight power supply as low profile applications, either for LCD Monitor or Industrial PC. APPLICABLE LCD: 15 to 17inch quad lam p type Lamp Voltage 700V Lamp Current 7.5m A Lamp Start Up Voltage 1800Vrms FEATURES : PW M dimming type. Current Feedback Circuit High Efficiency Regulated output current TEMPERATURE & HUMDITY : Operating Temperature Range Storage Temperature Range Humidity 0°C ~ +60°C -30°C ~ +85°C 95 %RH m ax 3 DIMENSIONS : 1 4 3 3 - Ø3.0 ± 0.2 C N4 C XA-0315 0602 MAD E IN JAPAN 1 T02 T01 1 80 ± 0.3 CN2 1 CN1 3.5 ± 0.5 1 93 ± 0.3 180 ± 0. 5 3.5 ± 0.5 8.5max 28 ± 0.3 37 ± 0.5 1 C N3 CN5 4 2 Unit : mm Weight : 44 (g) typ. High Voltage generation area 60mm No. 1 2 3 4 Part Description PWB Connector CN1 Connector CN2,3 Connector CN4,5 CN1 : S7B-PH-SM3 (JST) Pin Symbol CN1-1 Vin CN1-2 CN1-3 GND CN1-4 CN1-5 Vbr CN1-6 NC CN1-7 Vrmt Qty. 1 1 2 2 Note 10.8 ~ 13.2V 0V 0 ~ 5.5V 0 ~ 0.4V : OFF 2.5V ~ Vin : ON High Voltage generation area 60mm Note UL94V-0 t=1.0mm S7B-PH-SM3 (JST) SM02B-BHSS-1 (JST) SM02(4.0)B-BHS (JST) CN2,CN4 : SM02B-BHSS-1 (JST) Pin Symbol CN2-1 / CN2-2 Vhigh1 / Vhigh2 CN3-1 / CN3-2 Vhigh3 / Vhigh4 Note 700Vrms (7.5mArms) 700Vrms (7.5mArms) CN3.CN5 : SM02(4.0)B-BHS (JST) Pin Symbol CN4-1 / CN4-2 Vlow1 / Vlow2 CN5-1 / CN5-2 Vlow3 / Vlow4 Note (2V) (2V) Power Systems â 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) VER, 16 Juni 2003 DC-AC INVERTER UNIT CXA-0315 (21W QUAD OUTPUTS WITH DIMMING FUNCTION) ELECTRICAL CHARACTERISTICS : Conditions Parameters Symbol Output Current Specifications V (V) Vbr (V) Ta (°C ) 12 ± 1.2 5 ± 0.25 0 0 ~ 60 12 ± 1.2 5 ± 0.25 0 12 ± 1.2 5 ± 0.25 Duty(High)* Vin (V) RL1 ~ 4 (kâĤ ) Unit min. typ. max. 80 6.5 7.5 8.5 23 ± 5 80 7 7.5 0 ~ 60 80 3 4 5 Iout 65 ± 0.5% 8 mArms Input Current1 Iin1 12 ± 1.2 5 ± 0.25 0 0 ~ 60 80 - 2 2.5 Adc Input Current2 Iin2 12 ± 1.2 0 ± 0.25 0 0 ~ 60 80 - - 1 mAdc Frequency FL 12 ± 1.2 5 ± 0.25 0 0 ~ 60 80 40 45 50 kHz 12 ± 1.2 5 ± 0.25 0 0 ~ 60 â 1700 1800 - Vrms Open Voltage Vopen * High (=5V) 65% , Low (=0V) 35% Freq = 270 Hz 5V 0V Note 1 : 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. Note 2 : Open circuit on all lam ps for more than 3 seconds, will shut the inverter down TEST CIRCUIT : Iin Vin 10.8~13.2V CN1-1. 2 Vin A Q6 V Vrmt 0/5V CN2-1 Vhigh1 C19 T2 C20 8,9 4 1 b CN5-1 Vlow3 C21 CN3-2 V high4 CN5-2 Vlow4 F1 F2 F F RL2 A ~ 1000: 1 PROBE Vopen A ~ Iout2 SW4 RL3 A ~ Iout3 6 5 Vbr=0V:Brightness MAX SW3 CN3-1 V high3 3 CN1-7 Vrmt RL1 Iout1 CN2-2 Vhigh2 CN4-2 Vlow2 2 SW2 6 5 CN1-6 NC SW1 C18 8,9 CN4-1 Vlow1 4 1 CN1-5 Vbr a T1 3 CN1-3. 4 GND Vbr 0 / 5V 2 SW5 RL4 A ~ SW1 Operation of unit a Operation b Non operation Open Non operation SW2~ SW5 Operation of shutdown Open Operation Close Non operation Iout4 V ~ Power Systems â 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) VER, 16 Juni 2003