POWER-SYSTEMS CXA-0373

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