Page 1
FUENTE 2256.VERD
Page 2
FUENTE 2256.VERD
Page 3
5
4
3
2
1
R950R950
1
1 2
VD804VD804
1 2
C946C946
R953R953
C939C939
VD802VD802
L931L931
R952R952
300V
C810C810
C941C941
12v
R948R948
R951R951
W820W820
C942C942
C944C944
W805W805
1
2
3
4
RV801RV801
W818W818
4
N931
N931
Pro
FB
CS
GND
RT801RT801
VD933VD933
C935C935
SG6859A
SG6859A
VCC
R944R944
R945R945
W813W813
2
R949R949
1 2
W817W817
1 2
VD801VD801
VD803VD803
C940C940
R801R801
L801L801
R802R802
C802C802
1 2
R803R803
300V
C937C937
R936R936
VD931VD931
12
R965R965
VD935VD935
R931R931
R940R940
R939R939
8
HV
5
DRI
vcc3
6
C932C932
R943R943
C934C934
34
12
12
1
C803C803
C804C804
S-ER-3534-HX
S-ER-3534-HX
T931
T931
7
6
5
4
3 9
2
1
23
V931V931
R941R941
L802L802
L803L803
3 4
3 4
12
11
10
8
1
3
C806
C806
CAP-HX
CAP-HX
R942AR942A
12
12
C938C938
VD939VD939
F801
F801
FUSE-HX
D D
FUSE-HX
XP801XP801
1
2
12
VD927
VD927
RM11C
RM11C
R937
R937
684
XP809
XP809
1
2
DIM
3
ON/OFF
4
5
XP-06-HX
XP-06-HX
12V
6
C C
684
R942
R942
684
684
R938
R938
684
684
R954
R954
684
684
C936
C936
104/50V
104/50V
C943
C943
103/630V
103/630V
VD937VD937
vcc3
V924
V924
3 2
2655
2655
1
1 2
C948C948
R935R935
C933C933
N932
N932
PC817
PC817
1
23
TL431
TL431
N933
N933
C947C947
2 3
4
B B
C949C949
A A
Title
Title
Title
<Title>
<Title>
<Title>
Size Document Number Rev
Size Document Number Rev
Size Document Number Rev
<Doc>
<Doc>
<Doc>
Date: Sheet of
Friday, April 09, 2010
Date: Sheet of
Friday, April 09, 2010
Date: Sheet of
5
4
3
2
Friday, April 09, 2010
11
11
11
1
<RevCode>A3
<RevCode>A3
<RevCode>A3
Page 4
5
12v
W814W814
vin1
R840
R858
R858
100K
100K
R840
22R
22R
C827
C827
104
104
C840
104
C840
104
R8950RR895
R832
R832
10K
10K
C823
C823
104
104
D D
ena
R865
R865
100K
100K
DIMON/OFF
R845
R845
22R
22R
R8242KR824
2K
C831
C831
102
102
PWM
C833C833
L804
L804
vin
R834
R834
22R
22R
C824
C824
101
101
ISW
0R
ISEN1~8 Active SEL =GND
ISEN1~6 Active SEL =VREF
ISEN1~4 Active SEL =NC
C829
C829
R861
R861
4.7U
100K
100K
C C
R8632KR863
2K
102
102
C835
C835
C836
C836
470N
470N
4.7U
R859ORR859
4
VD811
VD811
SR560
100U
100U
V829
V829
AOD444
AOD444
R825
R825
200r
200r
ISW 0.48-06V OVER-CURRENT PROTECT
ISW
ISEN5
vin
1K
R8601KR860
OR
1 2
1 2
ena
R8640R864
0
13
14
15
16
drv
17
19
20
21
22
23
24
SR560
10K
10K
R916
R916
W809W809
56R
56R
R8470R847
VD821VD821
N834N834
ENA
ISW
ISEN5
LDR
ISEN7
VERF
ISEN6
GNDP18ISEN8
GNDA
VIN
ISEN4
SEL
ISEN3
COMP
ISEN2
SSTCMP
ISEN1
NC
STATUS
R898
R898
PWM
ISET
OVP
C821C821
R897
R897
0R22
0R22
drv
0
270K
270K
R835
R835
12
RT
11
ovp
10
9
8
7
6
5
4
3
2
PWM
W815W815
1
C830C830
30k
30k
3
vled
R836R836
ovp
W821W821
0
R8430R843
R839R839
R837R837
ovp1
母板上插孔18个焊盘，可以控制16路
R8410R841
0
R8460R846
0
R848
R848
R862ncR862
nc
ISEN5
2
vled
LED
，根据需要选用
ISEN6
vled
1
XP806
XP806
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
S-RSAG7_820_4176-HX
S-RSAG7_820_4176-HX
3
2
1
R8850RR885
0R
B B
ena
N835N835
R842
R842
22R
22R
13
R8440R844
0
ISEN6
14
15
16
17
R881R881
vin1
19
20
R882R882
C832C832
R880R880
21
22
23
24
R8660R866
0
R884R884
C839C839
4
C838C838
A A
5
ENA
ISET
ISW
ISEN5
OVP
LDR
ISEN7
VERF
ISEN6
GNDP18ISEN8
GNDA
VIN
ISEN4
SEL
ISEN3
COMP
ISEN2
SSTCMP
ISEN1
NC
PWM
STATUS
RT
R838R838
12
11
10
9
R849R849
ovp1
R883R883
8
7
6
5
4
3
2
PWM
1
Title
Title
Title
<Title>
<Title>
<Title>
Size Document Number Rev
Size Document Number Rev
Size Document Number Rev
<Doc> <RevCode>
A3
<Doc> <RevCode>
A3
<Doc> <RevCode>
A3
Date: Sheet of
Date: Sheet of
3
2
Date: Sheet of
11Tuesday, July 27, 2010
11Tuesday, July 27, 2010
11Tuesday, July 27, 2010
1
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