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1 2 3 4 5 6 7 8




R116
C104
R117

D110
D 3 D
3 2
1


F100 NTC100 L102
1 T101 10 A K




K
19V




D101
D100
D108 + +




C100_1
R110

R138




1
CE102 CE104 R130
R100




R106
ZD104 R134




C100
CE100
CY100 9 A K




12
CN100
CX100




CX101
D107




A
3



1
1 +




R111

R139
LF100




2
GND
VAR100 3
3 L101 F101 R132




C
3 8 2




K
2 5V
1
+ CE105 +
R101




D104
3 D112




ZD100
4 7 CE106 B Q104
2



4




CY101
D103


D102




R135
R136
R137
L100 R118 C105




A
C111 R133
5 6




E
R119
GND GND


VCC D106 GND
C C
D105 CY102
R112 R120
R107 VCC
Q100
E




CN5
1 8
K




+ CE101 GND
1
B
R129 R113
Q102 ZD103 2
2 7
U100 3
R108 5V
A
C




R104 C108 4
3 6
R109
C




5
C101 R114
R121 6
B 4 5 U101
R122 R127 GND 7
C103 C106 R124 ON/OFF
Q103 R123
C110 R102 R105 8
R115 C102 ADJ
E




19V 5V
D109 C107
K



K
R125 R128
R103
B B




C
ZD102 ZD101 DAC-19M020 AF-INV-R0C3X03.SCH




U102
DAC-19M020 AF-INV-R0C3X03.SCH
B
A



A




Q101
R131 C109 R126
E




GND GND




A A




Date: 06/25'07 LY.REV: Drawn: CHIAO Checked Approved PART NO: REV. SHEET

DELTA ELECTRONICS, INC. PCB: DAC-19M020 AF DAC-19M020 AF-ADP-R0C3X03.SCH
THESE DRAWINGS AND SPECIFICATIONS ARE THE PROPERTY OF DELTA ELECTRONICS, INC. DESCRIPTION:
FILE NAME:
0 1 OF 2
AND SHALL NOT BE REPRODUCED OR USED AS THE BASIS FOR THE MANUFACTURE OR
SELL OF APPARATUSES OR DEVICES WITHOUT PERMISSION. SCHEMATIC OF TELECOM POWER
Frame Name:FR9-1R00.DOT
1 2 3 4 5 6 7 8
1 2 3 4 5 6 7 8

F200 VIN
+19V
5V CN200
1
ON/OFF
ADJ C209
C204
2
R255 C214




E
R204 R244
Q200
D208 D209
B C239




C
D D
Q201 R K
OP1
R K
R201 B IC_VCC (00A-7037 A, 220mH) C234 C210




C
2 T200 4 C218 R213




R
R248




D




A
A
ZD200


E
R233 R207
C202 Q205
R211 G C205 CN201
R200




TE
7 5
1
3 8




S
R214

C215-1 2
C215 R245
R228

6 1 D210 D211
C240
SEN1
R253




EN
R256 R K




D
OP2
R257 R K
C220 R203
C212
R212 Q208 C206
16


15


14


13


12


11


10
G C236 R215




9
R224




A
S




A
C224 IC200
OPOUT




OUT2
OPIN




ONOFF
SEN1


SEN2




VDD
MODE

R221 R222 R208
CN202
C




C
1 C
R216
R202
C222 C216-1 2
C216 R246
CTOSC


TIMER
LOAD




NC
OUT1
GND
CMP
INN




SST




D200
D216 D213




C
C241
D212 R K
1


2


3


4


5


6


7


8




OP3
D201 C211
R229 C235
OP1 R K
C225




O
C219 R217




A
C226
R209




A
CN203

R225
R226
C230



C233