FSP 242-4F01, 242-277-282-4F01, 277-4F01, 282-4F01 Schematic
7654321
8
D
FSP-242-277-282-4F01-1/2
F1
CN
5A/250V
AC220V
2
1
C
Z1
FL1
460
uH
CHANGHONG:LT4018\4288
R
1M
C
0.33u
R
1M
BD1
KBU8
CY1
FL2
uH
FL3
uH
BS415
CY2
BS415
L1
uH
C
104C104C104
L2
PQ2620
Q3
K3569Q4K3569
R
R
51R
10R
D
4148
R5
0.1R/5W
D8
5A
D7
MAR
R
R
51R
C1
10R
330u/450V
D
4148
A
PFC-OUT
D
C
FSP242-4F01
+5.0V-S---1.0A
+5.0V---4.0A
+12.0V-AUDIO---3.0A
+24.0V-INV---7.5A
FSP277-4F01
R
820K
R
820K
+5.0V-S---1.0A
+5.0V---4.0A
B
+12.0V-AUDIO---3.0A
+24.0V-INV---9.0A
FSP282-4F01
R
10K
R
820K
C
CAP
+5.0V-S---0.5A
+5.0V---3.0A
+24.0V-AUDIO---3.0A
+24.0V-INV---8.0A
C
C
p
CAP
R
68K
R
68K
R
68K
IC3
R
1K5
R
18K
UCC28051
1
VO-SNS
2
COMP
3
MULTM
4
CS
R
RES2
8
VCC
7
DRV
6
GND
5
ZCD
C
CAP
R
10R
D
4148
R
51R
R
R
20R
20R
C
p
Q
NPN
Q
PNP
R
510R
R
75K
C
p
Q
PNP
R
C
100K
10u
+12VB
+12VC
R
1K8
R
10K
Q
NPN
PGND
B
A
1 2 3 4 5 6 78
A
7654321
PFC-OUT
D
R
4148
A
D
PGND
C
B
A
+12VB +12VA
R
1K
PFC-OUT
D
4148
1 2 3 4 5 6 78
IC4B
PC123
Q
2222
C
R
5K1
D
12V6
C
33u
Q
PNP
+12VA
IC6B
PC123
C
p
R
C
15K
p
R
56K
R
2K
C
p
IC5B
PC123
R
2K5
C
CAP
33u
D
4148
R
1K
IC7A
PC123
R
10K
C
p
1
CSS
2
RFSTART
3
CF
4
RFMIN
5
OPOUT
6
R
20K
Q
NPN
R
9K1
OPIN-
7
OPIN+
8
EN1
R
180K
R
51K
IC1
L6598
C
4u7
R
9K1
R
1K
IC
LM431
VBOOT
HVG
GND
+12VA
1
2
3
C
p
R
9K1
IC6A
PC123
R
K
16
15
14
OUT
13
NC
12
VS
11
LVG
10
9
EN2
D
4148
R
51R
R
27R
IC2
TEA1532
VCC
GND
PROTECT
CTRL4DEM
R
2K
R
1K
Q
NPN
R
10R
R
10R
C
p
1K
DRAIN
DRIVER
SENSE
IC7B
PC123
ST-BY
C
p
D
8
7
6
5
R
9K1
C
p
R
IC4A
3K
PC123
C
D
p
4148
R
30R
D
4148
D
4148
R
30R
+12VC
C
33u
4148
R
120R
R
1K
C
Q
K3569
Q
K3569
C
p
TA
EER4535
p
R
16K
TH1
R
R
240K
R
27K
C
223
C
p
R
1K
Q
NPN
R
30K
R
30K
C
220p
D
V
R
4R7
TB
EER4535
TC
EER4535
TD
EER4535
TE
EER4535
TF
EER4535
Q
04N70
R
30K
D
104
D
DIODE
R
15K
R
R47/2W
C
p
C
p
D
V
R
1K
D
MAR537
+24V-INV
D
MAR537
D
MAR537
D
4148
C
102
T
EER3530
D
104
R
20K
D
D
V
4148
D
D
V
4148
R
10R
R
39K
FSP-242-277-282-4F01-2/2
C
680uC680u
R
16K
R
4K7
C
1000u
C
1000u
C
1000uC1000u
R
10R
IC5A
PC123
IC
LM431
D
MAR537
C
p
R
10R
5V-S
24V-INV
R
p
R
5K1R5K1
R
10R
D
4148
D
4148
C
p
R
16K
L
uH
C
1500uC1000uC220u
OC
+30V
D
30V
R
5K1R5K1
+12V-AUDIO
R
4K7RK
R
K
R
R
16K
16K
Q
+5V-S +5V
40N03
R
10R
ON
OFF
ST-BY
C
D
p
4148
R
K
C
p
C
p
R
16K
R
K
R
5K1R5K1
+30V
R
K
8 4
R
16KR16K
5
LS2
uH
3
R
K
R
R
R
30K
Q
PNP
7
ICS1B
AS358A
6
C
220u
1
ICS1A
AS358A
2
CN
24V
8
C
220uLuH
R
1K
R
10K
Q
NPN
R
K
OC
R
1K
ST-BY
1
2
3
D
4
5
6
7
8
9
10
CN
CON10
+12V-AUDIO
C
CN
12V-24V
B
1
2
3
4
5
6
7
8
+24V-INV
6
6
5
4
3
2
1
A
5
4
CN
3
24V
2
1
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