28B0485-000 Laird Technologies, 28B0485-000 Datasheet - Page 2

• Manufacturer Part Number: 28B0485-000
• Description: FERRITE TUBULAR BEAD 4.88MM
• Manufacturer: Laird Technologies
• Series: Stewardr
• Type: Core-Solidr

Specifications of 28B0485-000

• Filter Type: Round Cable, Solid
• Shape: Cylindrical
• Frequency: 100MHz
• Impedance: 320 Ohm
• Package / Case: 12.32mm O.D. x 4.88mm I.D. x 25.40mm L
• Shielding: Unshielded
• Test Frequency: 100 MHz
• Product: Ferrite Cores
• Operating Temperature Range: - 40 C to + 125 C
• Termination Style: Cable Snap
• Diameter, Cable: 0.192 "
• Impedance, At 100 Mhz: 320 Ohms
• Impedance, At 25 Mhz: 170 Ohms
• Impedance, At 300 Mhz: 450 Ohms
• Material, Core: 28
• Termination: Cable
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 240-2114

8
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BROADBAND EMI FERRITE
CYLINDRICAL CORES
B
Additional wire turns multiply impedance
C
A
28B0470-000
28B0472-090
28B0473-000
28B0473-200
28B0474-000
28B0485-000
28B0500-100
28B0500-300
28B0562-000
28B0562-100
28B0562-200
28B0562-300
28B0563-000
28B0563-100
28B0563-200
28B0570-000
28B0590-000
28B0591-200
28B0592-000
28B0616-000
28B0625-000
28B0625-100
28B0629-000
28B0631-000
28B0631-100
28B0672-000
28B0686-000
Number
Part
(0.472)
(0.472)
(0.472)
(0.472)
(0.485)
(0.500)
(0.500)
(0.562)
(0.562)
(0.562)
(0.562)
(0.562)
(0.562)
(0.562)
(0.570)
(0.590)
(0.591)
(0.591)
(0.616)
(0.625)
(0.625)
(0.630)
(0.630)
(0.630)
(0.672)
(0.686)
(0.472
12.00
12.00
12.00
12.00
12.00
12.32
12.70
12.70
14.27
14.27
14.27
14.27
14.27
14.27
14.27
14.48
14.99
15.00
15.00
15.65
15.88
15.88
16.00
16.00
16.00
17.07
17.42
DIMENSIONS mm (inches)
A
(0.142)
(0.140)
(0.140)
(0.177)
(0.192)
(0.312)
(0.312)
(0.250)
(0.250)
(0.250)
(0.250)
(0.286)
(0.286)
(0.286)
(0.335)
(0.275)
(0.232)
(0.177)
(0.275)
(0.310)
(0.310)
(0.394)
(0.364)
(0.364)
(0.345)
(0.375)
0.220)
10.00
5.60
3.60
3.55
3.55
4.50
4.88
7.92
7.92
6.35
6.35
6.35
6.35
7.26
7.26
7.26
8.51
6.99
5.90
4.50
6.99
7.87
7.87
9.25
9.25
8.76
9.52
B
(0.787)
(0.394)
(0.984)
(0.787)
(1.000)
(0.250)
(0.500)
(0.400)
(0.530)
(1.125)
(1.115)
(0.600)
(0.800)
(1.125)
(0.217)
(1.100)
(1.378)
(1.575)
(1.125)
(0.563)
(1.125)
(0.630)
(0.472)
(1.102)
(1.000)
(0.250)
(0787)
20.00
20.00
10.00
25.00
20.00
25.40
12.70
10.16
13.46
28.58
28.32
15.24
20.30
28.57
27.94
35.00
40.00
28.58
14.27
28.58
16.00
11.99
27.99
25.40
6.35
5.51
6.35
C
MHz
Typical Impedance
240
138
170
177
150
109
149
170
250
361
170
150
124
130
103
158
101
( Z ) in Ohms (
25
33
54
69
89
85
32
79
60
60
39
@
MHz
100
424
245
320
118
145
184
317
270
173
217
287
300
450
653
310
163
280
129
130
243
245
202
272
195
83
82
91
@
MHz
558
370
450
200
230
270
303
470
420
295
333
406
200
450
580
627
450
273
400
248
250
370
360
214
300
320
390
320
@
)