FS8S0765RCB
Typical application circuit
1. 80W Universal Input Power Supply For CRT Monitor
T1
1
+
2
BD101
C107
10nF/630V
3
+
C106
220uF/400V
R101
56K/2W
2
3
R103
RT101
C105
R102
100nF
Line Filter: LF101
3.3
5
4
3
+
D103
C103
4.7nF
C102
C104
4.7nF
C114
100nF 1nF
R104
2.2K
C101 TNR
R106
100
C301
F101
FUSE
4.7nF
C302
4.7nF
9
2N3904
C109
47nF
C108
+
22uF/50V
R105
560
ZD101
6.2VZD
+
C111
0.1uF
C112
47uF/16V
D102
6
IC101
S/S
Drain
Vfb
GND
Vcc
FS8S0765RCB
C110
1uF/50V
7
11
12
D101
4
13
15
16
D201
L201
+
C201
22uF/160V
D202
+
C202
22uF/160V
80V
1
-
14
L202
+
C203
47uF/100V
D203
L203
+
+
C205
1000uF/25V
C206
1000uF/25V
+
C204
47uF/100V
4
0
600K
50V
1
2
8
D204
14V
D205
10
L205
+
C209
1000uF/16V
+
C210
1000uF/16V
0
C113 Sync trans
1uF
1N4148
R201
1
0.1uF
Hsync_O
DC5V
C115
1nF
2
Micro
controller
0
0.1K
KSC945
R202
4k
0.7k
R203
Off
signal
On --> normal mode:
Off --> off mode
2. Transformer Schematic Diagram
Lm : 420uH
16
1
Nvo1 : 10T
15
14
Np : 40T
Nvo2 : 22T
13
12
Nvo3 : 6T
4
6
Nvcc : 12T
Nreg : 3T
7
9
8
Nvo5 : 3T
11
Nvo4 : 5T
10
+
L204
C207
1000uF/25V
C208
1000uF/25V
+
-14V
6.5V
Regulator ouput_5V
14
FAIRCHILD [ FAIRCHILD SEMICONDUCTOR ]
