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AN2521 датащи(PDF) 29 Page - STMicroelectronics

номер детали AN2521
подробное описание детали  19 V - 75 W laptop adapter with tracking boost PFC
PDF  33 Pages
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производитель  STMICROELECTRONICS [STMicroelectronics]
домашняя страница  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

AN2521 датащи(HTML) 29 Page - STMicroelectronics

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AN2521
PFC coil specification
29/33
7.4
Mechanical aspect and pin numbering
●
Maximum height from PCB: 20 mm
●
COIL former type: vertical, 5+3 pins
●
PINS #1, 2, 4, 7 have been removed
●
External copper shield: Not insulated, wound around the ferrite core and including the
coil former. Height is 7 mm. Connected to pin #3 by a solid wire.
Figure 32.
Mechanical aspect and pin numbering of PFC coil
●
A: 27.0 max mm
●
B1: 3.0 ± 0.3 mm
●
B2: 5.0 ± 0.3 mm
●
C: 3.3 ± 0.3 mm
●
D: 19.0 max mm
●
E: 21.0 ± 0.5 mm
●
F: 23.7 ± 0.5 mm
25CQ-TXX
TDK
6
5
15
1
5
6
8
15
6
8
A
D
C
F E
B1 B1 B1 B1
B2
B2
x8
1. External COPPER sheet (0.025x7 mm)
2. MYLAR tape - 1 turn



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