HITACHI INVC544

INVC544
This Inverter is designed and adjusted for cold fluorescent lamps used in SX21V001 Series and SX25S001 colour
STN liquid crystal display modules.
FEATURES
♦ High efficiency through the use of piezo transformer
♦
Very small, very thin and low power consumption design
♦
Suitable for low power consumption CFL from 0.6W to 2.0W
♦
External On/Off switching of backlight
♦
Dimmable from 100 down to 30 percent
INPUT AND OUTPUT CONNECTORS
GENERAL DATA
Item
Module Dimensions
Weight
Efficiency
Mean Time Between Failure
(MTBF)
Value
70 x 18 x 6.5
7 max
80 min
60.000 min
Unit
mm
g
%
hrs
Input Connector
MOLEX 53261-0690
Output Connector
JST SM02B-BHSS-1
INPUT CONNECTOR PIN ASSIGNMENT
ABSOLUTE MAXIMUM RATINGS
Item
Input Voltage
Operating
Temperature
Storage
Temperature
Humidity
Symbol
VMAX
TOP
Condition
-
Min
5
Max
20
50
Unit
V
°C
TST
-
-20
70
°C
-
-
-
90
% RH
Symbol
VIN
IIN
Lamp Current
Lamp Power
Rush Current
Frequency
Dimming
Range
Startup
Characteristics
Condition Min
Typ
Max
Unit
6
12.0
17.0
V
12V,
160
180
200
mA
Duty 97%
12V
54
60
66
mA
Duty 47%
IL
12V,
2.7
3.0
3.3
mA
Duty 97%
12V
1.1
1.3
1.5
Duty 47%
PL
12V,
1.5
2.8
W
IL =3mA
12V
2.5
A
fL
12V,
50
60
70
kHz
Duty 97%
12V,
100%
T=25°C
30
The unit must start up at 5°C+/- 1°C, DC 6V
MECHANICAL DIMENSIONS
70.0 ± 0.5
18.0 ± 0.3
1.8 MAX
1 4 . 3
3.5
6.5 MAX
Pin No
1
2
3
Symbol
VCC
VCC
PWM
4
5
6
ON/OFF
GND
GND
Comment
6 - 17V
6 - 17V
PWM Signal for Dimming Control (515 Hz,
3.3-5V, ON Duty 97%-40%)
OFF at Open, ON at High (3.3V-5V)
Ground
Ground
OUTPUT CONNECTOR PIN ASSIGNMENT
ELECTRICAL CHARACTERISTICS
Item
Input Voltage
Input Current
Input Housing Connector
Output Housing Connector
-
Pin No
1
2
Symbol
CFL HV
GND
Comment
High voltage output
GND