參數(shù)資料
型號: FAN7315G
廠商: FAIRCHILD SEMICONDUCTOR CORP
元件分類: 顯示驅(qū)動器
英文描述: LCD Back Light Inverter Drive IC
中文描述: LIQUID CRYSTAL DISPLAY DRIVER, PDSO20
封裝: SSOP-20
文件頁數(shù): 5/8頁
文件大?。?/td> 315K
代理商: FAN7315G
FAN7315
5
Electrical Characteristics
Vcc=12V, for typical values Ta=25
°
C, for min/max values Ta is the operating ambient temperature range with
-40
°
C
Ta
85
°
C and 7.4V
Vcc
20V, unless otherwise specified.
Characteristics
REFERENCE SECTION
Load Regulation
Line Regulation
2.5V Regulation Voltage
OSCILLATOR SECTION(MAIN)
Oscillation Frequency
Symbol
Test Condition
Min.
Typ.
Max.
Unit
V25load
V25line
V25
0
I25
3mA
7.4V
V
CC
20V
-
-
2
2
25
25
2.54
mV
mV
V
-
2.44
2.49
fosc
Ta=25
°
C, Ct = 330pF,
Rt = 45k
Ct = 330pF, Rt = 45k
-
-
93
100
107
kHz
89
-
-
100
1.95
0.5
111
-
-
kHz
V
V
CT High Voltage
CT Low Voltage
OSCILLATOR SECTION(BURST)
Oscillation Frequency
BCT High Voltage
BCT Low Voltage
ERROR AMP SECTION
Error Amp Transconductance(Note1)
Output Sink Current
Output Source Current
Open Lamp Regulation Current
EA_OUT High Volgate
SOFT START SECTION
Soft Start Current
Soft Start Clamping Voltage
PROTECTION SECTION
Open Lamp Protection Voltage
Open Lamp Regulation Voltage
Short Circuit Protection Voltage
Thermal Shutdown On Temp.(Note1)
TSD Hysterisis(Note1)
UNDER VOLTAGE LOCK OUT SECTION
Start Threshold Voltage On
UVLO Hysteresis
Start Up Current
Operating Supply Current
Stand-by Current
Vcth
Vbctl
foscb
Vbcth
Vbctl
Ctb = 6.8nF, Rt=45k
150
-
-
191
2
0.5
232
-
-
Hz
V
V
-
-
Gm
lsin
lsur
Iolr
Va = 1~2.5V
EA_OUT = 1V
EA_OUT = 1V
OLR=2.5V
100
44
33
160
2.2
360
73
50
240
2.5
600
100
67
320
2.8
umho
uA
uA
uA
V
Vea_outh
I
ss
Vssh
S_S=0V
3.5
2.2
5.2
2.55
6.9
2.9
uA
V
-
Volp
Volr
Vscp
TSDon
TSDhy
-
-
-
-
-
245
1.8
1.75
130
-
300
2
2
150
30
425
2.2
2.25
170
-
mV
V
V
°
C
°
C
Vthon
Vhys
Ist
Iop
Isb
-
-
5.2
100
48
-
55
6.3
300
85
-
80
7.4
500
122
2
105
V
mV
uA
mA
uA
V
CC
= Vth-0.2V
V
CC
= 12V
V
CC
= 12V, ENA=0V
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