AP3988 View Datasheet(PDF) - Diodes Incorporated.
Part Name
Description
Manufacturer
AP3988 Datasheet PDF : 13 Pages
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Typical Applications Circuit
A Product Line of
Diodes Incorporated
AP3988/89/90
Rf1 D1 to D4
L1
J1
AC 90-264V
C2 +
C10
+
C5
C1
R3
R6
R10
D5
D6
R5
+
C3
C11 R11
L2
Vo+
Np
D12 +
+
R12
Ns
T1
Nfb
C12
C13
Vo-
U1
VCC C
C8
CPC GND
R8
CS FB
R7
R9
For AP3990 (12V/1A)
Item
C1,C2
C3
C5
C8
C10
C11
C12, C13
D1 to D6
D12
L1
L2
–
Function
10µF/400V, electrolytic
4.7µF/50V, electrolytic
1nF/250V, ceramic
0.1µF, 0805
1nF/250VAC, Y1 capacitor
1nF, 0805
470µF/16V
1N4007, rectifier diode
MBR3100, Schottky diode
15mH, Common inductor, EE10
10µH/1A, inductor, 0805
–
QTY
2
1
1
1
1
1
2
6
1
1
1
–
Item
U1
Rf1
R3
R5
R6
R7
R8
R9
R10
R11
R12
T1
Function
AP3990, PDIP-7
2A/250V, fuse
3.3M/0.25W
3.9, 0805
150k, 0.25W
0.62, 1206
31k, 0805
13k, 0805
360, 0805
27, 0805
1.2k, 0805
EE20 core, PC40, transformer
QTY
1
1
1
1
1
1
1
1
1
1
1
1
AP3988/89/90
Document number: DS36722 Rev. 3 - 2
2 of 13
www.diodes.com
March 2014
© Diodes Incorporated
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