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PDF B78148S Data sheet ( Hoja de datos )
| Número de pieza | B78148S | |
| Descripción | (B78108S / B78148S) Chokes and inductors | |
| Fabricantes | EPCOS | |
| Logotipo |  |
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Chokes and inductors
For high frequency and EMC
RF chokes, BC series
www.DataSheet4SUe.cormies/Type:
B78108S / B78148S
7f
fÁRspp
Date:
November 2005
© EPCOS AG 2005. Reproduction, publication and dissemination of this document and the infor-
mation contained therein without EPCOS’ prior express consent is prohibited.
1 page  
RF chokes
BC series
B78108S
B78148S
Impedance |Z |
versus frequency f
measured with impedance analyzer
HP 4191A / HP 4194A
10 6
Ω
|Z| 10 5
IND0122-K
B781*8S
10 4
10 3
10 2 1 µH
10 µH
100 µH
10 1 1000 µH
4700 µH
10 0
10 5 10 6 10 7 10 8 Hz 10 9
f
Q factor
versus frequency f
measured with impedance analyzer
HP 4194A
150
B781*8S
IND0124-C
Q
Inductance L
versus DC load current IDC
measured with LCR meter
HP 4275A
10 4
µH
L
10 3
4700 µH
1000 µH
100 µH
10 2
10 µH
10 1
1 µH
10 0
IND0123-X
B781*8S
10
_1
10
_2
10 _1
10 0
Current derating Iop/IR
versus ambient temperature TA
(rated temperature TR = 40 °C)
A 10 1
IDC
1.2
I op
IR 1.0
IND0552-S-E
100
1 µH
10 µH
100 µH
1000 µH
4700 µH
50
0.8
0.6
0.4
0.2
0
10
4
10 5
10 6
10 7 Hz 10 8
f
00 20 40 60 80 100 ˚C 140
TA
Please read the Important notes at the end of
this document.
5 11/05
5 Page | ||
| Páginas | Total 10 Páginas | |
| PDF Descargar | [ Datasheet B78148S.PDF ] | |
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