Inductors
VHF chokes
Series/Type:
Date:
B82111E
June 2012
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© EPCOS AG 2015. Reproduction, publication and dissemination of this publication, enclosures hereto and the
information contained therein without EPCOS' prior express consent is prohibited.
EPCOS AG is a TDK Group Company.
VHF chokes
B82111E
Rated voltage 500 V AC/DC
Rated current 0.1 ... 6 A
Rated inductance 7 ... 1200 µH
Construction
■
Ferrite cylinder core
■
Winding: single-layer, enamel copper wire
■
Polyester insulating sleeve
Features
■
■
■
■
■
High resonant frequency
Wide inductance range
Design complies with EN 60938
Suitable for wave soldering
RoHS-compatible
Applications
■
RF blocking and filtering
■
Interference suppression in small appliances
■
Decoupling in telecommunications
and entertainment electronics
Terminals
■
Central axial leads
■
Base material Cu
■
Hot-dip tinned with pure tin
Marking
L
R
and I
R
in clear text
Delivery mode and packing unit
■
Taped and reeled
■
Packing unit: 1000 pcs./reel
Please read
Cautions and warnings
and
Important notes
at the end of this document.
2
06/12
VHF chokes
B82111E
Dimensional drawing
73
_
1
9±0.5
ø0.8
26 max.
d max.
10±0.5 10±0.5
30 min.
IND0151-A
27.4 max.
*)
1.2 max.
*)
*)
Tolerance over 10 spacings ±2 mm
Dimensions in mm
IND0150-S-E
Reel packing
B82111E*C020, C029
325
97+1
109 max.
IND0625-B
B82111E*C021 … C028
ø30.5±0.15
ø126+1
ø133
ø360
_
1
30
95+1
107 max.
30
Label
IND0451-4-E
Dimensions in mm
Please read
Cautions and warnings
and
Important notes
at the end of this document.
3
06/12
VHF chokes
B82111E
Technical data and measuring conditions
Test voltage V
test
Rated inductance L
R
2500 V AC, 1 min
Measured with LCR meter Agilent 4284A
or impedance analyzer Agilent 4294A
Measuring frequency:
L
R
10
H
= 1 MHz
10
H
< L
R
1000
H
= 100 kHz
L
R
1000
H
= 10 kHz
Measuring voltage:
1V
Measuring temperature: +20 °C
20%
+60 °C
Maximum permissible DC current at rated temperature
Measured at +20
C,
tolerance
20%,
typical values
Measured with Agilent 4294A or 8753ES, +20 °C,
tolerance
30%
Sn95.5Ag3.8Cu0.7: +(245
5)
°C, (3
0.3)
s
Wetting of soldering area
90%
(to IEC 60068-2-20, test Ta)
+(260
5)
°C, 10 s
(to IEC 60068-2-20, test Tb)
30
N (to IEC 60068-2-21, test Ua)
55/125/56 (to IEC 60068-1)
Mounted: –55 °C … +125 °C
Packaged: –25 °C … +40 °C,
75%
RH
Inductance tolerance
Rated temperature T
R
Rated current I
R
DC resistance R
typ
Resonance frequency f
res
Solderability (lead-free)
Resistance to soldering heat
(wave soldering)
Tensile strength of leads
Climatic category
Storage conditions
Mounting information
When bending the leads, take care that the bending point is
at least 3 mm
apart from the face ends
of the core and that the start-of-winding areas are not subjected to any mechanical stress.
Please read
Cautions and warnings
and
Important notes
at the end of this document.
4
06/12
VHF chokes
B82111E
Characteristics and ordering codes
I
R
A
0.1
0.2
0.3
0.5
1
1.5
2
3
4
6
L
R
H
1200
680
470
220
100
56
40
22
12
7
R
typ
34
14
6.5
2.6
0.65
0.30
0.18
0.07
0.04
0.02
f
res
MHz
16
19
25
32
55
70
90
110
140
180
Approx.
weight
g
2.2
2.2
2.3
2.3
2.5
2.7
3.0
3.3
3.5
3.6
Dimensions
d
max
mm
6.0
6.0
6.0
6.5
6.5
6.5
7.0
7.0
7.5
7.5
Ordering code
B82111E0000C029
B82111E0000C028
B82111E0000C027
B82111E0000C026
B82111E0000C025
B82111E0000C024
B82111E0000C023
B82111E0000C022
B82111E0000C021
B82111E0000C020
Impedance |Z| versus frequency f
measured with impedance analyzer Agilent
4294A or S-parameter network analyzer
Agilent 8753ES, typical values at +20 °C
10
Z|
10
5
6
IND0152-S
Current derating I
op
/I
R
versus ambient temperature T
A
(rated temperature T
R
= +60 °C)
1.2
I
op
I
R
IND0143-T-E
Ω
C029
C028
C027
C026
B82111E
1.0
0.8
10
4
0.6
0.4
10
3
C025
C024
C023
C022
C021
C020
10
7
10
8
Hz
f
10
9
0.2
10
2 6
10
0
0
20
40
60
80
100
˚
C
T
A
140
Please read
Cautions and warnings
and
Important notes
at the end of this document.
5
06/12
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