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DC-AC INVERTER UNIT
CXA-0317 (18W QUAD OUTPUTS WITH DIMMING FUNCTION)
DESCRIPTION :
This low profile DC to AC Inverter is developed for quad lamps LCD back-light. Application includes LCD Monitor and Industrial PC. Applicable LCD; 15 inch quad lamp type Lamp Voltage 660Vrms Lamp Current 7mArms Lamp Start Up Voltage 1600Vrms (Vin : 12V)
FEATURES :
PWM dimming Current Feedback Circuit Regulated output current Silicon coating in High Voltage area
TEMPERATURE & HUMDITY :
Operating Temperature Range Storage Temperature Range Humidity 0C ~ +60C -30C ~ +85C 95 %RH max
120 0.5 113 0.2 (3.5) (3.5) 43 0.2
CN3 T1 IC02 T2 VR1
DIMENSIONS :
(3.5)
50 0.5 Unit : mm Weight :43.7g typ. High Voltage generation Area
CXA-0317 1309 Made in Japan
CN2
1
1
1 CN1
4 - O3 0.1
3
2
1
3
1
CN03
T01 IC02
T02
VR1
1 CN01
Note : Please use minimum of 2mm clearance (all directions) between inverter high voltage area (as marked above) and any conductors.
Power Systems - The Power Solution
Web: Emai: www.Power-Systems.de Info@Power-Systems.de Page ( 1 / 3 ) All specification are subject to change without notice. Address: Dornet 8 ; 74360 Ilsfeld-Auenstein / Germany Tel. : + 49 / 70 62 / 67 59 - 6 Fax: + 49 / 70 62 / 67 59 - 80 VER, 09 Dezember 2002
8.2max
CN02 1
(3.5)
DC-AC INVERTER UNIT
CXA-0317 (18W QUAD OUTPUTS WITH DIMMING FUNCTION)
No. 1 2 3
Part Description PWB Connector CN1 Connector CN2,CN3
Qty. 1 1 2 UL94V-0
Note t=1.0mm (JST) (JST) S7B-PH-SM3 SM03(7-D1)B-BHS-1
CN1 : S7B-PH-SM3 (JST) Pin CN1-1 CN1-2 CN1-3 CN1-4 CN1-5 CN1-6 CN1-7 Symbol Vin GND Vbr N.C. Vrmt Note 10.8 ~ 13.2V 0V 0 ~ 2.5V 0 ~ 0.4V : OFF 2.5V ~ Vin : ON
CN2 : SM03(7-D1)B-BHS-1 (JST) Pin CN2-1 CN2-2 CN2-3 CN2-4 Symbol Vhigh1 Vhigh2 N.C Vlow1 Note 660Vrms (7mArms) 660Vrms (7mArms) (0.6V)
CN3 : SM03(7-D1)B-BHS-1 (JST) Pin CN3-1 CN3-2 CN3-3 CN3-4 Symbol Vhigh3 Vhigh4 N.C Vlow2 Note 660Vrms (7mArms) 660Vrms (7mArms) (0.6V)
ELECTRICAL CHARACTERISTICS :
Conditions Parameters Symbol Vin (V) 10.8 Vrmt (V) Vbr (V) 0 Ta (C ) RL (k ) 90 min. Specifications Unit typ. max.
Note
5 0.05 5 0.05 5 0.05 5 0.05 5 0.05
23 5 23 5 23 5 23 5 23 5
12.6
14.0
15.4
mArms
12 Output Current Iout1 / Iout2 13.2
0
90 90
12.6
14.0
15.4
mArms
Max Brightness.
0
12.6 5
14.0 6.25
15.4 7.5
mArms mArms
12
2.5 0.05
0
90 90
Min Brightness.
Input Current
Iin
10.8
-
1.75
2.5
Adc
Frequency
FL
12
5 0.05
0
23 5
90
50
55
60
kHz
Frequency (Duty)
Fduty
12
5 0.05
0
23 5 23 5
90
263
269
275
Hz
Adust by VR1
Open Voltage
Vopen
10.8
5 0.05
0
1500
1600
-
Vrms
Power Systems - The Power Solution
Web: Emai: www.Power-Systems.de Info@Power-Systems.de Page ( 2 / 3 ) All specification are subject to change without notice. Address: Dornet 8 ; 74360 Ilsfeld-Auenstein / Germany Tel. : + 49 / 70 62 / 67 59 - 6 Fax: + 49 / 70 62 / 67 59 - 80 VER, 09 Dezember 2002
DC-AC INVERTER UNIT
CXA-0317 (18W QUAD OUTPUTS WITH DIMMING FUNCTION)
TEST CIRCUIT :
Iin
Lamp Current (mArms)
A V
CN1-1.2 Vin CN1-3.4 GND
Q6
2 3 4 1 5
T1
12.13
C6 C7
CN2-1 Vhigh1 CN2-2 Vhigh2
RL RL
14 12 10 8 6 4 2 0 0.5 1.0 1.5 Vbr (V) 2.0 2.5
Vin 10.8~13.2V
6 Iout1
A
CN2-4 Vlow1
CN1-5 Vbr Vbr 0~2.5V CN1-6 NC CN1-7 Vrmt SW
2 3
T2
12.13
C8 C9
CN3-1 Vhigh3 CN3-2 Vhigh4
RL RL
b Vrmt 5V a
4 1 5
6
A
CN3-4 Vlow2 Iout2
F
SW a b 0-0.8V Open 2.5-14.4V Unit Operation Non Active Active
1000:1
V
Power Systems - The Power Solution
Web: Emai: www.Power-Systems.de Info@Power-Systems.de Page ( 3 / 3 ) All specification are subject to change without notice. Address: Dornet 8 ; 74360 Ilsfeld-Auenstein / Germany Tel. : + 49 / 70 62 / 67 59 - 6 Fax: + 49 / 70 62 / 67 59 - 80 VER, 09 Dezember 2002

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