FAN7318A Fairchild Semiconductor, FAN7318A Datasheet - Page 8

• Manufacturer Part Number: FAN7318A
• Description: Fan7318a ? Lcd Backlight Inverter Drive Ic
• Manufacturer: Fairchild Semiconductor

© 2009 Fairchild Semiconductor Corporation
FAN7318A • 1.0.0
Electrical Characteristics
For typical values, T
85°C are guaranteed by design based on final characterization results.
Note:
4.
Protection Section
Output Section
Maximum / Minimum Duty Cycle
Symbol
DC
DC
These parameters, although guaranteed, are not 100% tested in production.
V
V
V
V
V
V
V
TSD
V
V
I
I
I
I
V
V
V
V
I
I
dcr
pdsur
ndsur
pdsin
ndsin
tmr1
tmr2
cmpr
pdhv
ndhv
tmr1
tmr2
olp0
olp1
pdlv
ndlv
ovp
puv
nuv
slp
MAX
MIN
Open-Lamp Protection Voltage 0
Open-Lamp Protection Voltage 1
CMP-High Protection Voltage
Short-Lamp Protection Voltage
Timer Threshold Voltage 1
Timer Threshold Voltage 2
Timer Current 1
Timer Current 2
Thermal Shutdown
Over-Voltage Protection Voltage
ENA2.3V OLP Disable/Enable Change
Voltage
PMOS Gate High Voltage
PMOS Gate Low Voltage
NMOS Gate High Voltage
NMOS Gate Low Voltage
PMOS Gate Voltage with UVLO
Activated
NMOS Gate Voltage with UVLO
Activated
PMOS Gate Drive Source Current
PMOS Gate Drive Sink Current
NMOS Gate Drive Source Current
NMOS Gate Drive Sink Current
Minimum Duty Cycle
Maximum Duty Cycle
A
=25°C, V
Parameter
IN
=15V, and -25°C ≤ T
(4)
(4)
(4)
(Continued)
(4)
(4)
(4)
(4)
(4)
(4)
(4)
A
Striking
Sweep OLP
Sweep CMP
Sweep TIMER
Striking, Sweep TIMER
Sweep TIMER
OLP=0V
OLR=1.8V
Sweep OLR
V
V
V
V
V
V
V
V
V
V
f
f
≤ 85°C, unless otherwise specified. Specifications to -25°C ~
osc
osc
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
8
Test Conditions
=15V
=15V
=15V
=15V
=4.5V
=4.5V
=15V
=15V
=15V
=15V
=100kHz
=100kHz
V
V
Min.
0.65
0.42
3.40
0.22
2.87
1.00
1.24
IN
IN
1.7
2.1
7.5
40
45
-9.0
-0.3
V
Typ.
0.70
0.49
3.50
0.30
3.02
1.10
1.34
-300
-400
150
IN
400
300
2.1
2.3
V
8.5
50
0
0
-7.5
IN
V
Max.
1.20
0.75
0.56
3.60
0.38
3.17
1.44
10.0
IN
2.5
2.5
0.3
60
49
-6.5
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Unit
mA
mA
mA
mA
µA
µA
°C
%
%
V
V
V
V
V
V
V
V
V
V
V
V
V
V