Pioneer avd-w6200 Service Manual page 63

5
QQ
3 7 63 1515 0
*OZ9611S
1
CTIMR
2
OVP
3
ENA
ACTIVE
"HIGH"
4
SST
5
VDDA
6
GNDA
7
REF
8
RT1
9
TE
FB
L 13942296513
1.25V
10
CMP
*FA7700V
1
RT
VREF
2.2V
REF 2
IN-
3
0.88V
www
.
4
FB
5
http://www.xiaoyu163.com
+
OVP
Protection
-
hys.
COMP
POFF
+
ENA
-
hys.
COMP
POFF
Reference
sub.
2V
-
OPLAMP
2.50V
+
Ignition
-
EA
+
UVLO
VREF
OSC
BIAS
1.5V
Power Good Signal
+
-
x ao
ER. AMP
y
i
http://www.xiaoyu163.com
6
8
I=3uA
NDR_B
I=6uA
PDR_A
Soft
Start
ZVS
Phase-Shift
Controller
Q Q PDR_C
3 6 7 1 3
NDR_D
0.3V ON/OFF
-
+
5.5V
S. C. P
+
1.5V
-
S. C. DET
2.2V
+
-
OFF
ON/OFF
PWM
u163
.
AVD-W6200/UC
6
7
2 9 9 4 2 8
20
NDR_B
19
PDR_A
18
CT
HF
OSC
17
RT
16
PGND
15
LCT
Burst-
Mode
Control
14
DIM
13
LPWM
12
PDR_C
1 5 0 5 8 2 9 9 4
11
NDR_D
8
CS
VCC
7
6
OUT
m
co
GND
5
7
8
9 9
A
B
C
2 8 9 9
D
E
F
63
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