AME9001AETH AME, AME9001AETH Datasheet - Page 6
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AME9001AETH
Manufacturer Part Number
AME9001AETH
Description
CCFL Inverters & Accessories Backlight Controller
Manufacturer
AME
Specifications of AME9001AETH
Function
Backlight Controller
Input Voltage
24 V
Output Voltage
5.35 V
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
AME9001
n Block Diagram
6
ENABLE LOGIC
Vbatt
TO CHIP
0.1 F
22nF
C31
C3
1.2Meg
R3
AME, Inc.
R35
R34
1uF
C2
CSCOMP
56k
RDELTA
R2
FAULTB
CSDET
VREF
SSC
VSS
OVP
RT2
NC
CE
CS
10
11
12
1
2
3
4
5
6
7
8
9
1
2
3
4
1uA
REFERENCE
150uA
EA2
FIRST
OVP
SSC
3.4V
F_RANGE
F_MIN
VCO_CONTROL
FAULT
LOGIC
CLK
Figure 1. AME9001 Block Diagram
0
VCO
CSDET
CLK
+
-
CE
RAMP
VDDOK
CHOP
NORM
1.25V
-
VDDOK
VREF
+
LDO
5.0V
1
2
+
PWM
CHOP
2.5V
CLAMP1
OUTPUT
DRIVER
PNP
-
DUTY
SLOW
RAMP
GEN.
+
0
-
OUTAPB
OUTA
OUTC
EA1
+
-
5
6
7
VBATT
OUTAPB
BRIGHT
24
PNP
23
SSV
22
21
COMP
20
19
18
17
16
15
OUTA
14
13
VDD
VDD1
OUTC
CT1
FB
0.01uF
47nF
C4
C8
1000pF
C14
R4
2k
4.7uF
30k
C7
R7
Q3-1
Q1
CCFL Backlight Controller
Q2
T1
10uF
CONTROL VOLTAGE
C5
TO BRIGHTNESS
D6
Q3-2
7 - 24V
D5
D4
R10
604
249
R9