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AN2439 датащи(PDF) 9 Page - STMicroelectronics

номер детали AN2439
подробное описание детали  27 W Output power ultra wide range input
PDF  20 Pages
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производитель  STMICROELECTRONICS [STMicroelectronics]
домашняя страница  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

AN2439 датащи(HTML) 9 Page - STMicroelectronics

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AN2439
Board description
9/20
Figure 6.
Flyback converter primary side schematic
Figure 7.
Flyback converter secondary side schematic
L5991
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
SY NC
RCT
DC-C
Vref
VFB
Comp
SS
Vcc
ST-BY
DC lim
DIS
CS
SGND
PGND
GD
Vc
R14
10k
Q1
STQ1NK60ZR
1
R2
1 Meg
R1 1 Meg
R5
4.7k
M1
STP10NK70
1
R4 N.M.
R11
1.5k
RSB2
0.66 1/2W
D5
BAT49
R6
5.6k 1%
CSS1
47nF
C8
100pF
R12
15k
R8
22k
CVCC1
47uF 25V
C12
10uF 35V
R13 8.2
R7 10
C7
100nF
D4
12V
D3
1N4148
RA 1
4.3k 1%
C9
4.7nF
Q2
BC337
D2
STTH1L06
R3 6.8k 1%
Q3 STX715
CCLAMP1
1.2nF 400V
RCLAMPB1
18k 2W
R10 100k
R9 100k
D12B1
STTH102
C11
2.2nF
RSB1
0.66 1/2W
D6
15Vz
HeatSink 15 C/W
C10
1.8nF
Primary -
Auxiliary +
Opto Collector
Primary +
Start up Circuit
Mosfet M1 Heat Sink
Dc-Dc Cov erter
In+
In-
Out+
Out-
D7 DIODE
C16
33uF
R21
1k N.M.
R22
22k
OPTO1
PC817
4
3
R18
470
C19
1uF
TP2
TEST POINT
1
R20
82k 1%
R23
82k 1%
D10
TL1431
3
J3
CON3
1
2
3
C212 CY1
T1
Transf ormer
1
3
7
14
6
13
8
9
+
C14
1800uF 16V MCZ
C15
1800uF 16V MCZ
C13
1800uF 16V MCZ
C17
1800uF 16V MCZ
HS1
HeatSink 10 C/W
1
P
L3
8.2uH 2.5A
Primary +
Auxiliary +
Primary -
Opto Collector
Diode D7 Heat Sink



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