POWER-SYSTEMS CXA-0320

DC-AC INVERTER UNIT
CXA-0320 (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; NL3224BC35-20 (NEC 5.5 inch dual lamp type)
Lamp Voltage 340Vrms
Lamp Current 5mArms
Lamp Start Up Voltage 1250Vrms
FEATURES :
Wide operating temperature range
Alarm signal function
PWM dimming type.
Silicon Coating in High Voltage area
TEMPERATURE & HUMDITY :
Operating Temperature Range
Storage Temperature Range
Humidity
CN2
CN1
17.0 ± 0.2
97.0 ± 0.2
(4)
30.0 ± 0.5
(3.0)
CN3
DIMENSIONS :
-10 °C ~ +70 °C
-30 °C ~ +85 °C
95 %RH max
103 ± 0.5
2 - Ø2.9 ± 0.2
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
CN1 : 53261-0890 (Molex)
Pin
CN1-1
CN1-2
CN1-3
CN1-4
Symbol
Note
Vin
10.8 ~ 13.2V
GND
0V
CN1-5
Vrmt
0 ~ 0.4V : OFF
2.5V ~ Vin : ON
CN1-6
CN1-7
CN1-8
Vbr1 / Rbr1
Vbr2 / Rbr2
Vst*1
0 ~ 2.5V / 0 ~ 50kΩ
GND / 0 ~ 50kΩ
0V / 5V
Power Systems – The Power Solution
Web:
Email:
Note
UL94V-0
53261-0890
SM02(8.0)B-BHS-1
t=1.0mm
(Molex)
(JST)
CN2 : SM02(8.0)B-BHS-1 (JST)
Pin
Symbol
Note
Vhigh1
340Vrms / 5mArms
CN2-1
CN2-2
CN2-3
N.C.
Vlow1
(2V)
CN3 : SM02(8.0)B-BHS-1 (JST)
Pin
Symbol
Note
Vhigh2
340Vrms / 5mArms
CN3-1
CN3-2
N.C.
Vlow2
(2v)
CN3-3
*1. This is an output pin and it is active high (+5V)
if any Lamp opens / fails
www.Power-Systems.de
[email protected]
All specification are subject to change without notice.
8.0max
(1.0)
Unit : mm
Weight :25 (g) typ.
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, 04 October 2002
DC-AC INVERTER UNIT
CXA-0320 (5W DUAL OUTPUTS WITH DIMMING FUNCTION)
ELECTRICAL CHARACTERISTICS :
Conditions
Parameters
Symbol
Vin (V)
Vrmt (V)
12
5
Ta (°C )
Vbr (V)
0
Iout1 /
Iout2
Output Current
Specifications
12
5
3
23 ± 5
Iin1
12
5
0
23 ± 5
Input Current 2
Iin2
12
0
0
23 ± 5
Frequency
F1
12
5
0
23 ± 5
Frequency (Duty)
F2
12
5
3
23 ± 5
Open Voltage
Vopen
12
5
0
23 ± 5
12
5
0
23 ± 5
12
5
0
23 ± 5
12
5
0
23 ± 5
Vst
RL2 (kΩ)
63
23 ± 5
Input Current 1
Alarm SIgnal
RL1 (kΩ)
63
63
63
63
63
63
63
63
63
63
63
∞
∞
63
∞
∞
63
(Note 4)
63
63
Unit
Note
5.5
mArms
Max Brightness.
2.2
2.7
mArms
Min Brightness.
-
0.40
0.75
Adc
-
-
1
mAdc
39
43
47
kHz
300
330
360
Hz
1200
1250
1500
Vrms
4.5
5.0
5.5
Vdc
RL2 open
4.5
5.0
5.5
Vdc
RL1 open
-
0
0.5
Vdc
Normal
min.
typ.
max.
4.5
5.0
1.7
TEST CIRCUIT :
F
Vin
10.8~13.2V
A
1000:1
PROBE
F2
Iin
CN1-1
CN1-2
CN1-3
CN1-4 IC02
Vrmt
0/5V
Vbr
0~2.5V
CN21
SW3
CN31
C05
SW4
V
a
V
b
T1
SW1
CN1-5
F1
Q04
a
V
b
SW2
Rbr
0~50k Ω
CN3-3
CN1-8
Vst
CN2-3
SW1
Operation of unit
a
Operation
b
Non operation
OPEN
Non operation
RL1
SW2
Io2
CN1-7
V
RL2
C06
CN1-6
Vopen V
~
A
~
Io1
A
~
Operation of unit
a
Voltage Dimming
Vbr=0~2.5V
b
Valiable resistance Dimming
Rbr=0~50kΩ
SW5
SW6
RL1,2:Load resistance (7W min.)
Vbr=0V :brightness max.
Rbr=0Ω :brightness max.
SW3~6
Operation of warning signal
Open
Operation(5V Output)
Close
Non operation(0V Output)
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 / 2 )
VER, 04 October 2002