FAN7310_05 FAIRCHILD [Fairchild Semiconductor], FAN7310_05 Datasheet - Page 5

• Manufacturer Part Number: FAN7310_05
• Description: LCD Back Light Inverter Drive IC
• Manufacturer: FAIRCHILD [Fairchild Semiconductor]

Electrical Characteristics
For typical values Ta=25°C, Vcc=12V and for min/max values Ta is the operating ambient temperature range with
-25°C ≤ Ta ≤ 85°C and 5V ≤ Vcc ≤ 24V, unless otherwise specified.
Characteristics
REFERENCE SECTION ( Recommend X7R Capacitor )
Line Regulation
2.5V Regulation Voltage
OSCILLATOR SECTION(MAIN)
Oscillation Frequency
CT High Voltage
CT Low Voltage
SYNC Threshold Voltage
Recommeded SYNC Input Pulse Width
OSCILLATOR SECTION(BURST)
Oscillation Frequency
BCT High Voltage
BCT Low Voltage
ERROR AMP SECTION
Open Loop Gain
Unit Gain Bandwidth
Feedback Output High Voltage
Output Sink Current
Output Source Current
EA_IN Driving Current On OLR
EA_IN Driving Current On Burst Dimming
Feedback High Voltage On Burst Dimming
SOFT START SECTION
Soft Start Current
Soft Start Clamping Voltage
PROTECTION SECTION
Open Lamp Protection Voltage
Open Lamp Regulation Voltage
Open Lamp Protection Charging Current
UNDER VOLTAGE LOCK OUT SECTION
Start Threshold Voltage
Start Up Current
Operating Supply Current
Stand-by Current
ON/OFF SECTION
On State Input Voltage
Off Stage Input Voltage
Symbol
Vbcth
Iburst
∆Vref
foscb
Vbctl
Vssh
Vcth
Vfbh
Volp
V25
fosc
Vctl
Veh
Volr
Von
Voff
lsur
Iolp
lsin
I
Vth
Iolr
Iop
Isb
Ist
SS
-
-
5 ≤ V
Ta = 25°C, Ct = 270pF
Rt = 18k
Ct = 270pF, Rt = 18k
Ctb = 10nF, Rt=18k
EA_IN = 0V
EA_OUT = 1.5V
EA_OUT = 1.5V
R(EA_IN) = 60kΩ
S_S=2V
V
V
V
CC
CC
CC
Test Condition
= Vth-0.2
= 12V
= 12V
CC
≤ 24V
-
-
-
-
-
-
-
-
-
-
-
Va+0.1 Va+0.4 Va+0.7
Min.
2.45
1.75
1.75
108
106
195
0.7
75
61
1
4
2
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Typ.
115
115
225
105
130
200
2.5
2.0
0.5
0.5
1.5
2.5
1.4
1.5
10
80
85
2
1
2
6
5
2
2
-
-
-
-
-
Max.
2.55
2.25
2.25
122
124
255
135
109
2.1
0.7
25
-1
8
5
5
-
-
-
-
-
-
-
-
-
-
-
-
-
-
FAN7310
MHz
Unit
kHz
mV
mA
mA
mA
Hz
dB
uA
uA
uA
uA
uA
%
V
V
V
V
V
V
V
V
V
V
V
V
V
5