Series 4221
Surface Mount Filter Bead
Part Number
4221-1
4221-2
4221-3
4221-4
Impedance (OHMS)
@25MHz (Min.)
@100MHz (±20%)
22
47
45
95
22
42
43
85
DCR
0.0008 Ohms max.
Operating Temperature Range
–55°C to +125°C
Current Rating
5 Amps max. (35°C Rise, 90° Ambient)
Material
Ferrite bead with 90/10 tin/lead plated copper lead
Packaging
Tape & reel
Series 4221-1 and 4221-3 (12mm)
Series 4221-2 and 4221-4 (16mm)
7" reel, 500 pieces max.; 13" reel, 4000 pieces max.
4221 - 1
A
in.
mm.
B
in.
mm.
C
in.
mm.
D
in.
mm.
E
in.
mm.
0.197 +0.011/-0.028
(5.0 +0.3/-0.7)
0.120 ± 0.006
(3.05 ± 0.15)
0.120 +0.007/-0.015
(3.05 +0.2/-0.4)
0.059 ± 0.025
(1.50 ± 0.63)
0.050 ± 0.003
(1.25 ± 0.07)
4221 - 2
0.374 +0.015/-0.028
(9.5 +0.4/-0.7)
0.120 ± 0.006
(3.05 ± 0.15)
0.120 +0.007/-0.015
(3.05 +0.2/-0.4)
0.059 ± 0.025
(1.50 ± 0.63)
0.050 ± 0.003
(1.25 ± 0.07)
4221 - 3
0.217 +0.011/-0.028
(5.5 +0.3/-0.7)
0.117 ± 0.006
(2.97 ± 0.15)
0.138 +0.007/-0.015
(3.50 +0.2/-0.4)
0.059 ± 0.025
(1.50 ± 0.63)
0.050 ± 0.003
(1.25 ±0.07)
4221 - 4
SUPPRESSORS
0.350 +0.015/-0.028
(8.9 +0.4/-0.7)
0.187 ± 0.006
(4.75 ± 0.15)
0.138 +0.007/-0.015
(3.50 +0.2/-0.4)
0.059 ± 0.025
(1.50 ± 0.63)
0.073 ± 0.003
(1.85 ± 0.07)
TYPICAL CURVES
110
IMPEDANCE (OHMS)
100
90
80
70
60
50
40
30
20
10
1
10
4221-2
4221-4
4221-1
4221-3
100
1000
FREQUENCY (MHz)
For more detailed graphs, contact factory
www
.
delevan
.
com
E-mail: apisales@delevan.com
270 Quaker Rd., East Aurora NY 14052 • Phone 716-652-3600 • Fax 716-652-4814
2/ 2002
PAGE
101
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