AME9003AETH AME, AME9003AETH Datasheet - Page 9

• Manufacturer Part Number: AME9003AETH
• Description: CCFL Inverters & Accessories Backlight Controller
• Manufacturer: AME

Specifications of AME9003AETH

• Function: Backlight Controller
• Input Voltage: 3.5 V
• Output Voltage: 5.35 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

AME9003
n Block Diagram
V
A
R10
680
221
R9
Supply
D20
B
R41
10K
C
R40
60K
15k
To Chip Enable
R3
VBATT
VDD
0.047
0.47 F
D21
R42
10k
C31
C3
R40
7.5k
2.2nF
Logic
C32
AME, Inc.
40K
R2
C2
1
R35
R36
D16
0.01u
BATTFB
RDELTA
SSC1ST
CSDET
C34
FCOMP
OVPH
OVPL
SSC
REF
VSS
11
12
10
RT2
CE
8
9
3
4
5
6
7
1
2
1.5uA
CE
FIRST
1.25V
1.25V
RES_FCOMP
1.5V
3.3V
2.5V
2.5V
1
ST
RES_SSC
V
CO
STRIKE
RES_FCOMP
Later
3.4V
REF
RES_SSC
RES_SSV
1 A
RAMP
CLK
Count
140
2bit
BAITOK
A
3V
Logic
Fault
1.5V
Figure 1
BLANK
2VOK
PWM
LDO
5V
2
Driver
HS
RES_SSV
EA1
Dimming
CCFL Backlight Controller
RAMP
CEN
20uA
10uA
2.5V
7.5V
BRPOL
OUTA
OUTAPB
PNP
BRIGHT
COMP
CT1
VBATT
OUTC
SSV
FB
24
23
22
21
20
19
VDD
18
17
16
15
14
13
Control VOLT.
BRIGHTNESS
HI=Reverse
LO=Normal
R4
2K
47nF
0.047 F
C7
C8
B
30K
1000pF
C4
R7
Q3-1
C14
4.7 F
C
C7
Q3-2
A
VBATT
Q2
Q1
9