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100 1/4W R918
+12V
100 1/4W R919 L904
2
C912 1.1uH
100 1/4W R920 0.001uF
C917 ZD902
100 1/4W R936 + + C918 RLZ16B
680UF25V R921
2
2
680UF25V 100 OHM 2W C931
1
T901 1 3 R929
POWER X'FMR 1K 1/8W 1uF ZD901
4 9 D906 NC
1
BD901 FMEN210A
Q902
1
C906 R908 KTD1028
!
+
+ C905 R905 0.0015uF/2KV 100K 2W 5 7
2 3 100uF/450V 510K OHM 1/4W C910
R904 R935 100 1/4W 1000pF
300K OHM 1/4W C929
D900 6 11 0.001uF
-
KBP208G ! R906
510K OHM 1/4W
PR1007R 1
10
R961 100 1/4W
L903
+5V
1.1uH
4
D901 PS102R R962 100 1/4W
C904 R932 2 +
300K OHM 1/4W 8 C915 C916
1
0.22UF275V R933 + C908 R909 470uF/16V 0.47uF
300K OHM 1/4W 22uF/50V R907 10R 1/4W R940
510K OHM 1/4W FB901 D907 33K 1/10W
R924
BEAD 12 + C939
! 4
RT NC
5 1
B !
31DQ06FC3
1000uF/25V 180R 1/10W 5%
C902 C901 3 6
0.001uF/250V 0.001uF/250V 2 VCC CS 7 D903 3
2
COMP VCC C
2
2
1
GND OUT
8
2 ! R927
E Q901 ZD922
R915 2 ZD921 3.6K 1% 1/10W
! ! RLZ5.1B
4
1
100K 1/8W IC901 STP10NK70ZFP RLZ16B
FG LD7552BPS C907 ZD903 BAW56 IC903 R925
0.1uF RLZ22B PC123X2Y FZOF 1K 1/10W 1%
1
1
R910
2
L902 10R 1/4W
1
3
2
2 1 R912
220R 1/8W
ZD904 ! D915
LL4148
D916
LL4148
RLZ22B
! C924 0.1uF/25V
1
3 4
R914
30mH C909 R938 0R43 5% 2W
10K 1/8W R926 R942
470pF/25V IC904 1K 1/10W 1% 1K 1/10W 1%
KIA431A-AT/P
! C903
0.47uF/275V
C925
NC R930
2.4K 1% 1/10W
! ! !
R901 R903 C928 9
620K 1/4W 620K 1/4W 0.001uF C921 8
0.0047UF/400V 7
+5V
6
R902 5
620K 1/4W 4 CN902
3 CONNECTOR
VAR901 2
NR901 C930 1
NTCR F901
t NC FUSE ! 1uF
!
DIM
FG
3
SOCKET
ON/OFF
2 1
GND1
CN901
! GND
1 Title
2 PWPC8942MY A1 FOR DELL 19 POWER CIRCUIT
FG Size Document Number Rev
B G2853-1-2-X-3-080703 1
Date: Thursday , July 03, 2008 Sheet 1 of 2
1
JR803 2 2 HV
0R05 1/4W C838 E LV
1000pF T801 3 D805 R817 R821
1 POWER X'FMR
8 C BAW56 10K 1/10W 1K 1/10W 1% CN801
2 1 CONN
R856 B 2
F801 33 1/4W C819
0R05 1/4W 4
3
! 0.0022uF
3
+12V
5 C801 1
C802 C824 10pF/6KV
470uF/25V + 0.1uF 6 R801 D801
R819 R855 7 9 1K5 1/10W 1% BAV99
R804 3.6K 1/10W 33 1/4W
100 1/8W
Q801 !
PMBS3904 R823 Q802
3.6K 1/10W AO4828L
Q808 4 5 1
PDTA144WK 3 G1 D1 6 C839 2 HV
Q805 2 S1 D1 7 1000pF LV
PDTC144WK Q804 1 G2 D2 8 R828 R822
S2 D2
2
PMBS3906 R839 10K 1/10W 1K 1/10W 1% CN802
ON/OFF
1 10R 1/8W CONN
2
C807 C823
0.1uF/25V C841 3
3
1000pF T802 0.0022uF
1 POWER X'FMR
8 1
Q811 2
PMBS3904 R858 R814 D802
33 1/4W 1K5 1/10W 1% BAV99
4
3 C811
5 10pF/6KV
C803 C805
470uF/25V + 0.1uF 6
R850 R857 7 9 ! 1
HV
Q812 10R 1/8W 33 1/4W 1 2
B LV
2
PMBS3906
Vref 1 ! 3
C
D808
BAW56
R834
10K 1/10W
R812
1K 1/10W 1% CN804
2 CONN
Q803 E 2
3
AO4828L C840 C816
1000pF 3
4 5 0.0022uF
3 G1 D1 6 1
R863 R827 2 S1 D1 7
91K 1/10W 5% 10K 1/10W 5% 1 G2 D2 8 R816 D804
S2 D2 1K5 1/10W 1% BAV99
Q813
PMBS3904
Q806 R853
DIM
PMBS3904 68K 1% 1/10W
R864 1
10K 1/10W 5% 2 HV
LV
R833 R809
10K 1/10W 1K 1/10W 1% CN803
C835 CONN
NC R813 2
R808 10K 1/10W C815
10K 1/10W 3
D817 0.0022uF
LL4148 1
Q810
RK7002 R815 D803
1K5 1/10W 1% BAV99
R811
3.6K 1% 1/10W D809
LL4148
R841
68K 1% 1/10W
R829
R802 C842 33R 1/8W
NC R851 0.01uF
10K 1/10W
R825
33R 1/8W
Vref
R837
47K 1/8W
C822 R832 R806
1uF/25V 10K 1/10W 68K 1% 1/10W D814
IC801 LL4148
1 16
2 1IN+ 2IN+ 15
3 1IN- 2IN- 14
4 FEEDBACK REF 13 R818 D806
5 DTC OUTPUT CTRL 12 1K 1/10W 1% LL4148
6 CT VCC 11
7 RT C2 10
8 GND E2 9
C821 C1 E1
0.1uF/25V TL494IDR
R861
220K 1/10W R854
R810 68K 1% 1/10W Q809
51K 1% 1/8W R803 RK7002
Q807 R807 1M 1/10W 5%
PMBS3904 47K 1/10W
R805 C825
R820 R831 C820 NC R824 0.1uF/25V C846
47K 1/10W 2.4K 1% 1/10W 220pF R826 1K 1/10W 1% NC
1K 1/10W 1% C834 R835
C817 C845 R862 0.1uF/25V 1M 1/10W 5%
NC 2.2uF/16V 1M 1/10W 5%
Title
PWPC8942MY A1 FOR DELL 19POWER CIRCUIT
Size Document Number Rev
Custom G2853-1-2-X-3-080703 1
Date: Thursday , July 03, 2008 Sheet 2 of 2