VHF Chokes
Series/Type:
B82134
The following products presented in this data sheet are being withdrawn.
Ordering Code
B82132A5602M000
B82134A5402M000
B82133A5602M000
Substitute Product
Date of
Withdrawal
2007-09-21
2007-09-21
2007-09-21
Deadline Last
Orders
2007-12-31
2007-12-31
2007-12-31
Last Shipments
2008-03-31
2008-03-31
2008-03-31
For further information please contact your nearest EPCOS sales office, which will also support
you in selecting a suitable substitute. The addresses of our worldwide sales network are
presented at www.epcos.com/sales.
VHF chokes
Carbonyl iron core
Rated voltage 500 VAC/DC
Rated current 0.15 to 6 A
Rated inductance 1 to 420
N
H
Construction
■
Cylinder core of carbonyl iron
■
Winding: single-layer, enamel copper wire
■
Polyester insulating sleeve
B82131 ... B82134
Features
■
High resonant frequency
■
RoHS-compatible
1)
Applications
■
RF blocking and filtering
■
Interference suppression in small appliances
■
Decoupling in telecommunications and
entertainment electronics
Marking
L
R
and I
R
in clear text
Delivery mode
Taped and reeled (for packing and packing units see page 6).
Dimensional drawing
73
_
1
9±0.5
ø0.8
max.
d max.
e
min.
10±0.5 10±0.5
IND0145-U
*)
Lead spacing
e
min
(mm)
17.5
22.5
27.5
32.5
Type
B82131
B82132
B82133
B82134
k max.
*)
Tolerance over 10 spacings ± 2 mm
IND0144-Z-E
1) RoHS-compatible is defined as compatible with the following documents:
DIRECTIVE 2002/95/EC OF THE EUROPEAN PARLIAMENT AND OF THE COUNCIL of 13 February 2003 on
the restriction of the use of certain hazardous substances in electrical and electronic equipment COM (2004) 606
final Proposal for a COUNCIL DECISION amending Directive 2002/95/EC of the European Parliament and of the
Council for the purposes of establishing the maximum concentration values for certain hazardous substances in
electrical and electronic equipment.
Please read the
Important notes
at the end of
this document.
2
1.2 max.
*)
11/05
VHF chokes
Carbonyl iron core
General technical data
Test voltage V
test
Rated inductance L
R
Inductance tolerance
Rated current I
R
Inductance decrease
ΔL/L
0
DC resistance R
typ
Resonance frequency f
res, min
Climatic category (IEC 60068-1)
Current derating I
op
/I
R
versus ambient temperature T
A
(rated temperature T
R
= 60
°C)
2500 VAC, 1 min
B82131 ... B82134
Measuring frequency:L
≤
10
μH
= 1 MHz
10
μH
< L
≤
1000
μH
= 100 kHz
±20%
Referred to 60
°C
ambient temperature,
for derating see below
≤10%
(referred to initial value)
at DC load I
R
at 20
°C
Typical value, measured at 20
°C
ambient temperature
Typical value, measured with Scalar Network Analyzer
ZAS from Rohde & Schwarz
55/125/56 (–55
°C/+125 °C/56
days damp heat test)
1.2
I
op
I
R
SSB0087-Q-E
1.0
0.8
0.6
0.4
0.2
0
0
20
40
60
80
100
˚C 140
T
A
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 subject-
ed to any mechanical stress.
Please read the
Important notes
at the end of
this document.
3
11/05
Analog electronics
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