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参数资料
| 型号： | AME9001AETH |
| 厂商： | AME, Inc. |
| 英文描述： | CCFL BACKLIGHT CONTROLLER |
| 中文描述： | CCFL背光控制器 |
| 文件页数： | 4/27页 |
| 文件大小： | 370K |
| 代理商： | AME9001AETH |
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AME, Inc.
4
CCFL Backlight Controller
AME9001
Parameter
Symbol
Min
Typ
Max
Units
Output voltage
V
DD
4.9
5.15
5.35
V
Line regulation
V
DDLINE
-0.5
0.5
%
Load regulation
V
DDLOAD
-0.2
0.2
%
Temperature drift
V
DDTC
0.5
%
Initial voltage
V
REF
3.25
3.4
3.525
V
Line regulation
V
REFLINE
-0.1
0.1
%
Temperature drift
V
REFTC
100
ppm/C
Ramp amplitude
V
CT1
3
V
Frequency
F
CT1
70
130
Hz
Line regulation
LINE
CT1
-0.5
0.5
%
Temperature drift
TC
CT1
=+-3
%
Comparator offset
VOS
CT1
10
mV
Initial frequency
F
VCO(OUTA)
47
52
kHz
Line regulation
LINE
VCO
-0.8
0.8
%
Temperature drift
TC
VCO
+-0.5
%
VCO pullin range
PULL
VCO
RT2/(RDELTA X 5)
%
Offset voltage, WRT Vref
V
OS
-40
40
mV
Input bias current
I
B
1
nA
Input offset current
I
OS
1
nA
Open loop gain
A
OL
70
dB
Unity gain frequency
F
T
1
Mhz
Output high voltage (comp)
V
OH
3.39
V
Output low voltage
V
OL
V
OH
0.4
V
Output high voltage (cscomp)
4.77
V
I
SOURCE
= 50uA
I
SINK
= 500uA
I
SOURCE
= 50uA
7< Vbatt < 24V
-10C < Ta < 70C
Error amplifiers (FB, COMP, CS, CSCOMP)
-10C < Ta < 70C
7< Vbatt < 24V
RT2 = 56k
Vco oscillator (RT2, RDELTA)
Test Condition
Brightness oscillator (CT1, BRIGHT)
7<Vbatt<24
Vbatt=7V, 0mA < Iload < 25mA
-10C < Ta < 70C
Vbatt = 15V, Iref = 0
7< Vbatt < 24V
-10C <Ta < 70C
5V supply (VSUPPLY)
3.4V reference (VREF)
n
Electrical Specifications
TA= 25
O
C unless otherwise noted, VBATT = 15V, CT1 = 0.01uF, RT2 = 56K
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