FERROXCUBE
DATA SHEET
Wideband chokes
EMI-suppression products
Supersedes data of September 2004
2008 Sep 01
Ferroxcube
EMI-suppression products
WIDEBAND CHOKES FOR EMI-SUPPRESSION
General data WBC1.5/A
ITEM
Solderability
SPECIFICATION
“IEC 60068-2-20”,
Part 2, Test Ta,
method 1
3S4
4B1
4S2
Wideband chokes
Grades, parameters and type numbers;
see Fig.1
GRADE
No. OF
TURNS
1.5
1.5
1.5
|Z
typ
| at f
(Ω)
≥300
≥350
213
(1)
400
(1)
470
(1)
(MHz)
120
250
10
50
100
TYPE NUMBER
WBC1.5/A-3S4
WBC1.5/A-4B1
WBC1.5/A-4S2
Wire material copper (Cu), tin (Sn) plated
Note
1. Minimum guaranteed impedance is
Z
typ
−20%.
2. Also available with insulated
handbook, 4 columns
40
±5
10
40
±5
6
∅0.6
Dimensions in mm.
≤
14
CBW211
Fig.1 WBC1.5/A.
General data WBC1.5/1.5/A
ITEM
Solderability
SPECIFICATION
“IEC 60068-2-20”,
Part 2, Test Ta,
method 1
Grades, parameters and type numbers; see
Fig.2
GRADE
3S4
4B1
4S2
Wire material copper (Cu), tin (Sn) plated
No. OF
TURNS
2
×
1.5
2
×
1.5
2
×
1.5
|Z
typ
| at f
(Ω)
≥700
(1)
≥800
(1)
213
(2)
400
(2)
470
(2)
1000
1000
(MHz)
50
110
10
50
100
50
180
TYPE NUMBER
WBC1.5/1.5/A-3S4
WBC1.5/1.5/A-4B1
WBC1.5/1.5/A-4S2
4A15
2
×
1.5
WBC1.5/1.5/A-4A15
Notes
1.
Z
measured with both windings connected in series.
2. Minimum guaranteed impedance is
Z
typ
−20%;
measured
with one winding.
handbook, 4 columns
40
±5
10
40
±5
6
∅0.6
≤14
Dimensions in mm.
CBW212
Fig.2 WBC1.5/1.5/A.
2008 Sep 01
1468
Ferroxcube
EMI-suppression products
General data WBC2/R
ITEM
Solderability
SPECIFICATION
“IEC 60068-2-20”,
Part 2, Test Ta,
method 1
Wideband chokes
Grades, parameters and type numbers; see
Fig.3
No. OF
GRADE
TURNS
4S2
2
|Z
typ
|
(1)
at f
(Ω)
300
650
600
≥730
≥750
Wire material copper (Cu), tin (Sn) plated
(MHz)
10
50
100
50
180
TYPE NUMBER
WBC2/R-4S2
4A15
2
WBC2/R-4A15
Note
1. Minimum guaranteed impedance is
Z
typ
−20%.
10
40
±5
6
≤
14
∅
0.6
CBW377
Dimensions in mm.
Fig.3 WBC2/R.
General data WBC2.5/A
ITEM
Solderability
SPECIFICATION
“IEC 60068-2-20”,
Part 2, Test Ta,
method 1
Grades, parameters and type numbers; see
Fig.4
GRADE
3S4
4B1
4S2
Wire material copper (Cu), tin (Sn) plated
No. OF
TURNS
2.5
2.5
2.5
|Z
typ
| at f
(Ω)
≥600
≥700
400
(1)
850
(1)
725
(1)
800
820
(MHz)
50
180
10
50
100
50
180
TYPE NUMBER
WBC2.5/A-3S4
(2)
WBC2.5/A-4B1
(2)
WBC2.5/A-4S2
4A15
2.5
WBC2.5/A-4A15
Note
1. Minimum guaranteed impedance is
Z
typ
−20%.
2. Also available with insulated wires, sleeves, encapsulated and
taped and reeled.
handbook, 4 columns
40 5
10
40 5
6
O 0.6
Dimensions in mm.
14
MGC279
Fig.4 WBC2.5/A.
2008 Sep 01
1469
Ferroxcube
EMI-suppression products
General data WBC2.5/R
ITEM
Solderability
SPECIFICATION
“IEC 60068-2-20”,
Part 2, Test Ta,
method 1
Wideband chokes
Grades, parameters and type numbers;
see Fig.5
GRADE
3S4
4B1
4S2
No. OF
TURNS
2.5
2.5
2.5
|Z
typ
| at f
(Ω)
≥600
≥700
400
850
725
(MHz)
50
75
10
50
100
TYPE NUMBER
WBC2.5/R-3S4
(1)
WBC2.5/R-4B1
(
2)
WBC2.5/R-4S2
Wire material copper (Cu), tin (Sn) plated
Note
1. Also available with insulated wires, sleeves and moulded.
2. Also available with insulated wires, sleeves.
10
6
2
4 0
12.5 1
≤
13.5
Dimensions in mm.
MGC282
O 0.6
2.5
Fig.5 WBC2.5/R.
General data WBC2.5/SP
ITEM
Support
SPECIFICATION
polyamide (PA6.6) plate to allow
mounting across circuit tracks; flame
retardant in accordance with UL 94V-0
“IEC 60068-2-20”,
Part 2, Test Ta,
method 1
Grades, parameters and type numbers;
see Fig.6
GRADE No. OF
note 1
TURNS
3S4
4B1
2.5
2.5
|Z
typ
| at f
(Ω)
≥600
≥700
(MHz)
50
75
TYPE NUMBER
WBC2.5/SP-3S4
WBC2.5/SP-4B1
Wire material copper (Cu), tin (Sn) plated
Solderability
Note
1. Colour code 3S4 = blue, 4B1 = green.
handbook, 4 columns
Dimensions in mm.
;
;;
;
;;
O 0.6
2
2.5 0
12.5 1
2.5 1
MGC284
Fig.6 WBC2.5/SP.
2008 Sep 01
1470
Ferroxcube
EMI-suppression products
General data WBC3/R
ITEM
Solderability
SPECIFICATION
“IEC 60068-2-20”,
Part 2, Test Ta,
method 1
Wideband chokes
Grades, parameters and type numbers; see
Fig.7
GRADE
3S4
4B1
4S2
Wire material copper (Cu), tin (Sn) plated
No. OF
TURNS
3
3
3
|Z
typ
| at f
(Ω)
≥650
≥800
500
(1)
1000
(1)
688
(1)
≥1000
≥1000
(MHz)
63
110
10
50
100
50
180
TYPE NUMBER
WBC3/R-3S4
(
2)
WBC3/R-4B1
(
2)
WBC3/R-4S2
4A15
3
WBC3/R-4A15
Note
1. Minimum guaranteed impedance is
Z
typ
−20%.
2. Also available with encapsulation and/or taped and reeled.
handbook, 4 columns
10
≥
20
O 0.6
6
3.5
≤
14
Dimensions in mm.
MGC287
Fig.7 WBC3/R.
2008 Sep 01
1471
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