Chokes and inductors
For high frequency and EMC
RF chokes, SBC series
Series/Type:
B82141A / B82141B
November 2005
7f
fÁRspp
Date:
©
EPCOS AG 2005. Reproduction, publication and dissemination of this publication and the infor-
mation contained therein without EPCOS’ prior express consent is prohibited.
RF chokes
SBC series
SBC choke (Small Bobbin Core)
Rated current 55 to 725 mA
Rated inductance 1 to 1000
N
H
Construction
■
Mini ferrite drum core
■
Winding: enamel copper wire
■
Flame-retardant lacquer coating
B82141A
B82141B
Features
■
Small size
■
Relatively high rated current
■
RoHS-compatible (see page 6)
Applications
■
RF blocking and filtering
■
Decoupling and interference suppression
■
For electronic household appliances,
automotive and entertainment electronics
Terminals
■
Central axial leads, lead-free tinned
■
Radially bent to 5 mm lead spacing
Marking
Inductance indicated by color bands to IEC 60062
Delivery mode
Taped, Ammo and reel packing (see page 8)
Dimensional drawings
B82141A (axial leads, taped)
65±1
53
B82141B (central radial leads, taped)
12,5
ø0.6 max.
ø3 max.
6.8 max.
(IEC 60294)
3.5 min.
9.8 max.
lacquered/lackiert
5±0.25 5±0.25
16
6±0.5
5
12,7
IND0116-4
IND0428-3
Minimum lead spacing 10 mm
Approx. weight 0.22 g
Please read the
Important notes
at the end of
this document.
Schematic drawing (details page 8)
2
11/05
RF chokes
SBC series
Characteristics and ordering codes
For further technical data see page 6.
L
R
μH
1.0
1.2
1.5
1.8
2.2
2.7
3.3
3.9
4.7
5.6
6.8
8.2
10
12
15
18
22
27
33
39
Toler-
ance
1)
±
10 %
^
K
Q
min
40
40
40
45
45
45
50
50
50
50
50
50
55
55
55
55
55
55
55
55
f
Q
MHz
7.96
7.96
7.96
7.96
7.96
7.96
7.96
7.96
7.96
7.96
7.96
7.96
2.52
2.52
2.52
2.52
2.52
2.52
2.52
2.52
I
R
mA
725
700
670
660
630
610
580
560
530
510
480
450
410
385
365
350
335
315
300
285
R
max
Ω
0.19
0.20
0.22
0.23
0.25
0.27
0.30
0.32
0.36
0.38
0.43
0.52
0.60
0.67
0.74
0.81
0.90
1.00
1.12
1.21
f
res, min
MHz
180
160
155
145
130
110
90
70
60
50
40
30
25
20
17
14
12
11
10
8.5
B82141A
B82141B
Ordering code
2)
(reel packing)
3)
B82141+1102K000
B82141+1122K000
B82141+1152K000
B82141+1182K000
B82141+1222K000
B82141+1272K000
B82141+1332K000
B82141+1392K000
B82141+1472K000
B82141+1562K000
B82141+1682K000
B82141+1822K000
B82141+1103K000
B82141+1123K000
B82141+1153K000
B82141+1183K000
B82141+1223K000
B82141+1273K000
B82141+1333K000
B82141+1393K000
1) Closer tolerances upon request.
2) Replace the + by code letter »A« for axial taping or by »B« for radial taping.
3) For Ammo pack the last digit has to be a »9«. Example: B82141A1102K009.
Please read the
Important notes
at the end of
this document.
3
11/05
RF chokes
SBC series
Characteristics and ordering codes
(continued)
For further technical data see page 5.
L
R
μH
47
56
68
82
100
120
150
180
220
270
330
390
470
560
680
820
1000
Toler-
ance
1)
±
5%
^
J
Q
min
55
55
55
55
60
60
60
60
60
60
60
60
60
60
60
60
60
f
Q
MHz
2.52
2.52
2.52
2.52
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.796
I
R
mA
200
195
185
175
170
160
150
135
130
115
105
95
90
75
65
60
55
R
max
Ω
2.40
2.60
2.90
3.20
3.50
3.80
4.30
5.30
5.80
7.80
9.10
11.0
12.0
16.5
22.0
25.0
33.0
f
res, min
MHz
7.7
6.8
5.7
5.5
5.3
5.0
4.6
4.2
3.8
3.2
3.0
2.7
2.3
2.2
2.0
1.8
1.5
B82141A
B82141B
Ordering code
2)
(reel packing)
3)
B82141+1473J000
B82141+1563J000
B82141+1683J000
B82141+1823J000
B82141+1104J000
B82141+1124J000
B82141+1154J000
B82141+1184J000
B82141+1224J000
B82141+1274J000
B82141+1334J000
B82141+1394J000
B82141+1474J000
B82141+1564J000
B82141+1684J000
B82141+1824J000
B82141+1105J000
1) Closer tolerances upon request.
2) Replace the + by code letter »A« for axial taping or by »B« for radial taping.
3) For Ammo pack the last digit has to be a »9«. Example: B82141B1473J009.
Please read the
Important notes
at the end of
this document.
4
11/05
RF chokes
SBC series
Impedance |Z |
versus frequency f
measured with impedance analyzer
HP 4191A / HP 4194A
10
6
Ω
| Z|
10
5
IND0117-5
B82141A
B82141B
Inductance L
versus DC load current I
DC
measured with LCR meter
HP 4275A
10
4
µH
L
10
3
B82141A/B
1000 µH
IND0118-7
B82141A/B
10
4
100 µH
10
2
10
3
10
1
10
2
1 µH
10 µH
100 µH
1000 µH
10 µH
10
1
10
0
1 µH
10
0 6
10
10
7
10
8
Hz 10
f
9
10
_
1
10
_
2
10
_
1
10
0
A 10
1
I
DC
Q factor
versus frequency f
measured with impedance analyzer
HP 4194A
100
B82141A/B
Q
1000 µH
100 µH
10 µH
1 µH
50
IND0119-9
Current derating I
op
/I
R
versus ambient temperature T
A
(rated temperature T
R
= 40
°C)
1.2
IND0552-S-E
I
op
I
R
1.0
0.8
0.6
0.4
0.2
0
10
4
10
5
10
6
10
7
Hz 10
8
f
0
0
20
40
60
80
100
˚C 140
T
A
Please read the
Important notes
at the end of
this document.
5
11/05
MCU
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