
SMA251H
SB5249
01.00
Page 7
1
445N
63V
C111
10n
L107
n.c.
470k
R107
10k0
R104
C134
n.c.
R125
4R7
FJ1841
M102
4
3
2
1
T111
BCR112W
1k00
R127
6u8
L108
C151
10u
50V
10k
R156
BC807
T105
-T
5R
NTC101
C128
47u
200V
C146
10u
50V
C121
10u
50V
9V1
DZ102
R150
270R
R149
10k
T112
BC847B
BC847B
T113
1k5
R155
RHRD460S
D112
RHRD460S
D121
IC105
TL431
3
2
1
IC107
TL431
3
2
1
1k6V
C136
100p
470R
R112
470R
R152
47p
C135
1kV
2n2
C129
500V
275V
C101
470n
4n7
C107
400VAC
4n7
C106
400VAC
470k
R128
470k
R108
250VAC
C104
100n
C131
1000u
16V
BYV27-200
D110
C125
2200u
16V
154k
R146
1
UC7123
UC7123
1
RHRD460S
D122
RHRD460S
D114
R154
2k2
LL4148
D102
BYV26C
D103
FJ0448
L103
FJ0448
L105
Q101
Q102
5
4
3
2
1
63V
C132
100n
220R
R147
C115
10u
50V
C123
10u
50V
680p
C122
500V
63V
C142
100n
R143
10k
IRFIB6N60A
T101
FM2578
M105
10
9
7
6
5
1
M104
FM3512
21
2
15
17
7
16
20
18
14
19
13
6,5
9,8
R116
6k81
47k
R113
22n
C137
630V
100n
C110
R153
4k7
2n2
C109
500V
Q104
6
5
4
3
2
1
1N4148
D111
470R
R151
FJ0505
L106
220R
R148
FJ0505
L104
1N4148
D116
1k5
R117
12k1
R111
100k
R110
100k
R109
33R
R118
1N5818
D105
R106
4R7
47k
R130
100R
R134
BAV103
D106
R120
0R47
R121
0R47
R122
0R47
470k
R129
4M7
R138
MECH
E101
1
UC7123
1
UC7123
D120
BYW98-200
R142
1k0
R144
33k
R145
2k61
1n0
C141
R123
220R
UC3843A
IC101
VCC
VREF
OUTPUT
GND
RT/CT
ISENSE
VFB
COMP
7
8
6
5
4
3
2
1
1
UC7123
Q103
3
2
1
1
UC7112
1
UC6879
T109
BC369
BCR141W
T108
C113
1u0
50V
100n
C116
BYW98-200
D113
FJ0801
M101
4
3
2
1
C147
1u0
50V
1
UC7111
T104
BCR141W
T102
BC857B
10n
C124
BCR191
T103
PS2501-1L
IC103
4
3
2
1
C120
10u
400V
TOP223P
IC104
S(HVRTN)
S(HVRTN)
S(HVRTN)
DRAIN
CONTROL
S
S
S
8
7
6
5
4
3
2
1
25V
1000u
C145
R135
1k0
BC857B
T106
10k
R114
18V
DZ101
D104
LL4148
100p
C114
R119
2k2
4n7
C112
R115
10k
T3.15A
F102
RE101
QH0074
6
5
4
3
2
1
+T
18R
PTC101
+T
18R
PTC102
LL4148
D115
1M0
R101
4n7
C103
400VAC
4n7
C102
400VAC
T110
BCR141W
R140
1k0
IC102
PS2501-1L
4
3
2
1
D101
GBU4K
10R
R126
C133
100u
25V
4M7
R137
220R
R131
2k2
R136
C105
330u
385V
R103
220k
R133
10k0
R132
10k0
R102
10k
R105
2k2
D108
BYV26C
D107
P6KE200A
R141
1k5
PS2501-1L
IC106
4
3
2
1
LL4148
D117
LL4148
D118
330p
C117
D109
BAV103
LL4148
D119
4k7
R124
C118
1n0
R139
33k
10n
C119
630V
C108
22n
C126
1000u
25V
C127
100u
100V
FJ0448
L102
FJ0448
L101
7812
IC108
REF
OUT
IN
1N4002
D124
5V
5V
5V
5V
5V
6V
6V
4
POWER_OFF
-12V
PGND
GND
4
RESET
4
DEMA
160V
12V
4
POWER2
2,4
UVLO
4
SUSPEND
4
POWER1
2-4
H_FLY
80V
15V
15V
15V
445N28
PFC
5V OUT
T6.3A H 250V
DEMA
must be replaced with original
cover are also safety components.
Safety components marked with
NOTE!
All printed boards and the back
or approved components only.
0.25W NF
0.5W NF
3W etc.
2W
1W
0.5W
0.25W
SMD 1W
SMD
SMD
ELECTROLYTIC
POLYESTHER
POLYCARBONATE
POLYPROPYLENE
CERAMIC
ECN
1
2
3
4
Содержание 445PRO
Страница 2: ...445N ...
Страница 38: ...445N 36 1 2 3 4 6 7 8 9 10 11 13 12 15 14 5 ...
Страница 39: ...445N 37 25 26 18 19 21 22 20 24 16 17 23 ...
Страница 40: ...445N 38 Block diagram ...
Страница 45: ...445N SMA251H SB5249 01 00 Page 11 1 ...
Страница 46: ...445N SMA251H SB5249 01 00 Page 12 1 ...
Страница 52: ...Part NO Description PG Item Number SMA251H 1 Page 6 SB5249 01 00 445N ...
Страница 54: ...445N SMK001D SB5244 06 99 Page 2 1 ...
Страница 57: ...445N SMY055E SB5252 01 00 Page 3 1 ...
Страница 66: ...445N 5 Spare Parts Not normally supplied as spare part ...
Страница 67: ...445N 6 Spare Parts ...