28A2738-0A0 Laird Technologies, 28A2738-0A0 Datasheet - Page 20

• Manufacturer Part Number: 28A2738-0A0
• Description: FERRITE EMI SPLIT/SNAP-ON CORE
• Manufacturer: Laird Technologies
• Series: 28Ar

Specifications of 28A2738-0A0

• Filter Type: Round Cable, Snap On
• Shape: Cylindrical
• Frequency: 100MHz
• Impedance: 233 Ohm
• Package / Case: 19.70mm O.D. x 9.00mm I.D. x 35.10mm L
• Test Frequency: 100 MHz
• Product: Clamp-On Ferrite Suppressors
• Termination Style: Cable Snap
• Dimensions: 19.7 mm Dia. x 35.1 mm L
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 240-2602

20
www.lairdtech.com
BROADBAND FERRITE EMI CORES
FOR RIBBON & FLEX CABLES
PART NUMBERING SYSTEM EXAMPLE
FIGURE 1
FERRITE EMI CABLE CORES
D
Material
28R1457-400
28R1476-100
28R1496-000
28R1517-000
28R1518-000
28R1654-010
28R1775-000
28R1779-000
28R1779-100
28R1799-010
28R1800-010
28R1862-000
28R1953-000
28R2000-010
28R2000-200
28R2170-000
28R2170-100
28R3149-000
Type
28
NUMBER
PART
B
A
Product
Code
R
page
# on
Fig
20
3
3
2
2
1
3
2
2
2
3
2
2
3
2
2
2
2
2
E
Part Size
0315
Code
(1.457)
(1.476)
(1.496)
(1.500)
(1.516)
(1.654)
(1.775)
(2.500)
(2.500)
(1.795)
(1.800)
(1.878)
(1.953)
(2.000)
(2.000)
(2.170)
(2.170)
(3.149)
37.01
37.50
38.00
38.10
38.50
42.00
45.08
63.50
63.50
45.60
45.72
47.70
49.61
50.80
50.80
55.12
55.12
79.98
C
A
Dimension Code
(Usually Length)
DIMENSIONS mm (inches)
(1.299)
(1.358)
(1.181)
(1.050)
(1.055)
(1.476)
(1.355)
(2.050)
(2.050)
(1.457)
(1.380)
(1.535)
(1.732)
(1.598)
(1.600)
(1.720)
(1.720)
(2.700)
33.00
34.50
30.00
26.67
26.80
37.50
34.42
52.07
52.07
37.00
35.05
39.00
44.00
40.60
40.60
43.69
43.69
68.58
Selected
B
FIGURE 2
D
-2
(0.530)
(0.512)
(0.984)
(1.000)
(1.000)
(0.197)
(1.125)
(1.125)
(0.511)
(0.724)
(1.100)
(1.220)
(0.472)
(0.598)
(1.102)
(1.000)
(0.500)
(0.500)
13.46
13.00
25.00
25.40
25.40
28.58
28.58
12.98
18.40
27.94
31.00
12.00
15.20
28.00
25.40
12.70
12.70
5.00
C*
A
Part Description
B
Additional
(0.177)
(0.157)
(0.364)
(0.475)
(0.476)
(0.197)
(0.490)
(0.500)
(0.500)
(0.311)
(0.500)
(0.590)
(0.300)
(0.480)
(0.480)
(0.500)
(0.500)
(0.472)
12.07
12.09
12.45
12.70
12.70
12.70
15.00
12.20
12.20
12.70
12.70
11.99
4.50
4.00
9.25
5.00
7.90
7.62
D
0
(0.020)
(0.039)
(0.049)
(0.075)
(0.075)
(0.028)
(0.060)
(0.066)
(0.066)
(0.055)
(0.060)
(0.118)
(0.057)
(0.079)
(0.079)
(0.050)
(0.050)
(0.075)
0.51
1.00
1.25
1.91
1.91
0.70
1.52
1.68
1.68
1.40
1.52
3.00
1.45
2.00
2.00
1.27
1.27
1.91
E
E
Additional Part
Description or
Coating Code
C
@ 25
MHz
110
105
115
114
110
116
103
110
44
38
91
27
65
57
45
63
62
51
Typical Impedance
0
(Z) in Ohms (Ω)
@ 100
MHz
FIGURE 3
140
110
239
230
235
260
298
170
172
260
261
127
170
252
280
170
135
E
84
@ 300
MHz
310
251
479
520
478
200
530
588
375
388
555
561
300
380
545
550
370
318
A
B
*Broadband (28) ribbon
and flex cable cores
are sorted by slot width
on pages 23 & 24
and sorted
by impedance
on pages 25 & 26.
Ferrite core shape and
size affect frequency
response and impedance.
Please visit lairdtech.
com for the most up to
date information. All
dimensions & impedance
values can be sorted and
compared on lairdtech.
com. Custom parts are
available.
D
C