
APPROVAL SHEET
PART NO. BN44-00121X PUB. DATE 2009.04.09
MODEL NAME PWI1904SS(A) REV. DATE 2009.04.09
3. Circuit Diagram
http://www.wjel.net
Page Rev. 1.0 Page
14

5
4
3
2
1
!
F201
4.0AL/125V
D D
C102
ZD101
BZX84C20
(SOT23)
JP02
0
(2012)
1000pF
400V
C106
N.A
C105
100n/50V
K,X7R
(1608)
R104
DRAIN
VCC
VstrSync
FB
JP01
0
(2012)
24K
(3216)
R105
24K
(3216)
R106
24K
(3216)
65
1
3
4
ZD102
1N5242B
12V 0.5W
+
-
1420400
R102
470K
(3216)
CX101
VX101
10N751K
BD101
D2SB60
1.5A 600V
!
CY102
1000pF/250VAC-Y1
4
3
TH101
5D-13
R103
470K
(3216)
!
F.G
!
!
CX102
0.1uF/275VAC
C C
!
CY101
1000pF/250VAC-Y1
2
*
LF101
!
1
!
R101
470K
(3216)
!
B B
0.47uF/275VAC
!
F101
T3.15AL/ 250V
!
!
C101
100uF/450V
(CD263,KMF,WL)
HS101
!
C107
47pF/50V
J,COG
(1608)
P-GND
2
!
U101
GND
FSQ0465
HOT
R107
47K
2W
MINI
D101
UF4007
FB101
(1430043001)
D102
1N4007
C104
47uF
50V
(WF,NXA)
R111
10
(1608)
R108
0
(3216)
10n/50V
K,X7R
(1608)
C103
R109
18K
(1608)
R110
12K
(1608)
!
*
TF101
1400267
(EER3016)
1
4
5
3
2
!
PC101
LTV817
!
CY103
3300pF /
250VAC-Y1
COLD
C212
!
D205
SR310
D206
SR310
D207
N.A
C213
N.A
HS201
10
9
8
N.A
C211
N.A
D201
SR506(SB560A)
D202
SR506(SB560A)
D203
N.A
R200
N.A
R201
N.A
C206
470uF/25V
(NXB,WB)
C201
1000uF/10V
(NXB,MK)
C207
470uF/25V
(NXB,WB)
C202
1000uF/10V
(NXB,MK)
6,7
R203
620
(1608)
R204
300
(1608)
C204
10uF/50V
(WF,NXA)
R206
7.5K
(1608)
U201
FAN431A
L202
2.2uH
(1420401)
C208
100n/50V
K,X7R
(1608)
C31
470uF/25V
(NXB,WB)
R205
5.1K/F
(1608)
R208
4.75KF
(1608)
R202
N.A
C203
330uF/25V
(WL,LXZ)
S-GND
15V/1.7A
15V/0.0A
GND
5.1V/1.75A
CN201
A600256
C205
100uF/16V
(KMG,RD)
INVERTER
1
B-DIM
25
3
4
6
7
8
3.3V
LED
10
KEY1
KEY2
12 11 9
GND
DCR
ON/OFF
CN202
5
3
24
1
SMAW200A-05
C210
10n/50V
K,X7R
(1608)
1
LIVE
IN101
ST-01AY
2
FG
3
NEUTRAL
!
http://www.wjel.net
A A
Title
PWI1904SS(A)_ADAPTOR
Size Document Number Rev
POWERNET 1.0
A3
5
4
3
2
Date: Sheet
11Friday, March 06, 2009
of
1

5
+15V
D D
C C
BDIM(0~4.5V)
ON/OFF
B B
DCR(ON/OFF)_0.3V/3.3V
A A
R1
3.9K/F
(1608)
ZD1
5.6V
(SOT23)
C4
1uF/16V
Z,Y5V
(1608)
R2
10K/J
(1608)
R13
10K/J
(1608)
R20
10K/J
Q1
C6
1n/50V
K,X7R
(1608)
2N3904
(SOT23)
C5
2.2uF/16V
K,X5R
(1608)
*
C8
470nF/25V
Z,Y5V
(1608)
C3
1n/50V
K,X75
(1608)
C9
220p/50V
K,X7R
(1608)
R7
47K
(1608)
R5
27K
(1608)
TIMER
Q7
2N3904
(SOT23)
R12
1K/J
(1608)
R6
10K
(1608)
C31
470u/25V
(MK,NXB)
*
U1
DRV1
VDDA
TIMER
DM
ISEN
VSEN
OVPT
NC
R16
47K/F
(1608)
4
OZ9938B1
C11
47n/50V
K,X7R
(1608)
P_GND
DRV2
GND_A
SETCMP
LCT
ENA
R18
430/F
(1608)
3
C7
1uF/25V
Z,Y5V
(2012)
*
CT
NC
R15
9.1M
(1608)
120K/F
(1608)
R3
300K/J
(1608)
R9
1.5M/F
(1608)
VSEN
FB
R9A
1.5M/F
(1608)
R10
100K/J
(1608)
R8
510/F
(1608)
R11
390
(1608)
Q4
2N7002
(SOT23)
R9B
*
C14 180p/50V
J,COG
(1608)
C15
47n/50V
K,X7R
(1608)
C17
1n/50V
K,X7R
(1608)
Q5
2N3904
(SOT23)
Q6
2N3906
(SOT23)
R14
100/F
(1608)
C10
2.2n/50V
K,X7R
(1608)
STU312D
4
U2
5
6
10uF/16V
K,X5R
(3225)
C19
2
1
C32
N.A
2
T1
R31
N.A
VSEN
VSEN
BAV99
(SOT23)
D2
BAV99
(SOT23)
C21
3p/3KV
D7
C23
3p/3KV
*
C18
4.7n/50V
K,X7R
VSEN
*
C12
4.7n/50V
K,X7R
D8
BAV99
(SOT23)
BAV99
(SOT23)
D1
C24
3p/3KV
*
C16
4.7n/50V
K,X7R
C22
3p/3KV
*
C13
4.7n/50V
K,X7R
CCFL3
CN3
R23
1K/F
(1608)
http://www.wjel.net
CCFL2
CN2
R22
1K/F
(1608)
1
CCFL1
CN1
D3
FB
BAV99
(SOT23)
FBVSEN
BAV99
(SOT23)
D6
CCFL4
CN4
R21
1K/F
(1608)
R24
1K/F
(1608)
Title
Size Document Number Rev
<Doc>
A3
5
4
3
2
Date: Sheet of
PWI1904SS(A) INVERTER
11Thursday, March 19, 2009
1
1.0