Data and signal line chokes
Common-mode chokes, ring core
4.7 … 68 mH, 200 … 700 mA, 60 °C
Series/Type:
Date:
B82794C0
January 2010
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EPCOS AG 2010. Reproduction, publication and dissemination of this publication, enclosures
hereto and the information contained therein without EPCOS’ prior express consent is prohibited.
Data and signal line chokes
Common-mode chokes, ring core
Rated voltage 42 V AC/80 V DC
Rated inductance 4.7 mH to 68 mH
Rated current 200 mA to 700 mA
Construction
■
■
■
■
■
B82794C0
Current-compensated ring core double choke
Ferrite core
LCP case (UL 94 V-0)
Silicone potting
Bifilar winding
Features
■
Suitable for reflow soldering
■
RoHS-compatible
Function
Suppression of asymmetrical interference
coupled in on lines, whereas data signals
up to some MHz can pass unaffectedly.
Applications
■
Telecom applications
■
RF equipment
Terminals
■
Base material CuSn6
■
Layer composition Ni, Sn
■
Hot-dipped
Marking
■
Marking on component:
Manufacturer, ordering code, inductance, graphic symbol,
date of manufacture (YYWWD)
■
Minimum data on reel:
Manufacturer, ordering code,
L value, current, quantity, date of packing
Delivery mode and packing unit
■
24-mm blister tape, wound on 330-mm
reel
■
Packing unit: 250 pcs./reel
Please read
Cautions and warnings
and
Important notes
at the end of this document.
2
01/10
Data and signal line chokes
Common-mode chokes, ring core
Dimensional drawing and pin configuration
2.2±0.2
B82794C0
Layout recommendation
2.5±0.1
4
5
6
7
8
4
5
1.6
5±0.1
3
2
1
1
8
12
17.6
IND0181-T
2.5±0.1
14.9±0.3
14.5 max.
10.8 max.
8±0.2
0 ...6
16.6±0.4
0.4
+0.15 1)
_
0.0
0.1
Marking
13.3 max.
1) Soldering area
IND0180-P-E
Dimensions in mm
Taping and packing
Blister tape
Reel
Dimensions in mm
Please read
Cautions and warnings
and
Important notes
at the end of this document.
3
01/10
2.5
5
2.5
1.5 min.
1)
_
0.05
0.6
+0.1 1)
Data and signal line chokes
Common-mode chokes, ring core
Technical data and measuring conditions
Rated voltage V
R
Rated temperature T
R
Rated current I
R
Rated inductance L
R
Inductance tolerance
Inductance decrease
'L/L
0
Stray inductance L
stray,typ
DC resistance R
typ
Solderability (lead-free)
42 V AC (50/60 Hz) / 80 V DC
60 °C
Referred to 50 Hz and rated temperature
B82794C0
Measured with Agilent 4284A at 10 kHz, 50 mV, 20 °C
Inductance is specified per winding.
–30%/+50% at 20 °C
< 10% at DC magnetic bias with I
R
, 20 °C
Measured with Agilent 4284A at 10 kHz, 50 mV, 20 °C,
typical values
Measured at 20
qC,
typical values, specified per winding
Sn96.5Ag3.0Cu0.5: (245
r5)
°C, (3
r0.3)
s
Wetting of soldering area
t
95%
(to IEC 60068-2-58)
(260
r5)
°C, (10
r1)
s (to IEC 60068-2-58)
40/125/56 (to IEC 60068-1)
–25 °C … +40 °C,
d
75% RH
Approx. 2.7 g
Resistance to soldering heat
Climatic category
Storage conditions (packaged)
Weight
Characteristics and ordering codes
L
R
mH
4.7
10
28
47
68
L
stray,typ
nH
350
450
800
1200
1300
I
R
mA
700
600
400
300
200
R
typ
m:
500
700
1200
2800
3400
V
test
V DC, 2 s
750
750
750
750
750
B82794C0475N465
B82794C0106N465
B82794C0286N465
B82794C0476N465
B82794C0686N465
Ordering code
Please read
Cautions and warnings
and
Important notes
at the end of this document.
4
01/10
Data and signal line chokes
Common-mode chokes, ring core
Insertion loss
D
(typical values at |Z| = 50
:,
20 °C)
asymmetrical, all branches in parallel (common mode)
symmetrical (differential mode)
L
R
= 4.7 mH
60
dB B82794C0475N465
IND0182-3
B82794C0
L
R
= 10 mH
60
dB B82794C0106N465
IND0183-4
α
50
α
50
40
40
30
30
20
20
10
10
0
4
10
10
5
10
6
10
7
10
8
Hz 10
9
f
0
4
10
10
5
10
6
10
7
10
8
Hz 10
9
f
L
R
= 28 mH
60
dB B82794C0286N465
IND0184-5
L
R
= 47 mH
60
dB B82794C0476N465
IND0185-7
α
50
α
50
40
40
30
30
20
20
10
10
0
4
10
10
5
10
6
10
7
10
8
Hz 10
f
9
0
4
10
10
5
10
6
10
7
10
8
Hz 10
9
f
Please read
Cautions and warnings
and
Important notes
at the end of this document.
5
01/10
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