Hitachi 14LD7200 Service Manual page 11

Table of Contents
2.5.4 INVERTER SPECIFICATION
2.5.4.1
Electrical Characteristics:
No.
Item
1
Input Voltage
Input Current
2
Input Power
3
Inrush current
4
5
Output Voltage Vout
6
Output Current Iout(max) Vin=12V, Vbri =1.8V
Output Power
7
Working
8
Frequency
Backlight
9
ON/OFF
Control
Lamp Current
10
Control
Kick off voltage Vkickoff No load, Vin=12V - 5% 1600 -
11
Efficiency
12
Time Delay to
13
strike
Open lamp
14
period /every
lamp
udible Noise
15
Vin drop and Td Vd
16
Case Temp. of
part and derating
17
of parts
Sym
Condition
Vin
Vin -5% / +15%
Iin
Vin=12V±5%
Vbri=3.3V
Pin
Vin=12V±5%
Vbri=3.3V
Irush
Vin –5% ,under 14
times of rating current of
Fuse
Vin=12V, Vbri =1.8V
Pout
Vin=12V, Vbri =1.8V
Fo
Vin=12V –5%/+5%,
Vbri =0.45~1.8V
ON
Normal Operation
OFF
Shutdown (Lamp off)
Vbri
Adjustable continuou
mode (Fdimm)
Efficiency Vin=12V , Vbri =1.8V
Ts
ON/OFF=5V , Vin=12V 60
Topen
Vin=12V, ON/OFF=5V 1000 -
30mm upon the part
When Vin drop to Vd
Td
and recovery to the
normal voltage during
Td, the inverter won't be
locked ( don't need to
release the input voltage
and apply it again)
-
Vin=12V –5%,
ON/OFF=5V,Vbri=1.8V,
Please refer the derating
table to design
Min
11.4
12
-
2
-
35
-
-
590
630
9.5
10.5
-
26.5
40
50
2
-
0
-
-
-
-
75
80
-
-
8
-
200
-
-
-
11
Typ.
Max.
Unit
12.6
V
-
A
-
W
TBD A
670
Vrms
11
mArms
-
W
60
KHz
5.5
V
1.0
V
-
%
-
Vrms
-
%
100
ms
1200 ms
34
dBm
-
V
-
ms
65
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