28R1128-200 Laird Technologies, 28R1128-200 Datasheet - Page 18

• Manufacturer Part Number: 28R1128-200
• Description: EMI/RFI Suppressors & Ferrites Flat Ferrite Filter
• Manufacturer: Laird Technologies
• Series: 28Rr

Specifications of 28R1128-200

• Product Category: EMI/RFI Suppressors & Ferrites
• Rohs: yes
• Product: Data Line EMI/RFI Filters
• Impedance: 145 Ohms
• Operating Temperature Range: - 40 C to + 125 C
• Termination Style: SMD/SMT
• Case Height: 5.38 mm
• Case Length: 28.58 mm
• Case Width: 14 mm
• Dimensions: 14 mm W x 28.58 mm L x 5.38 mm H
• Shielding: Unshielded
• Test Frequency: 100 MHz

18
www.lairdtech.com
BROADBAND FERRITE EMI CORES
FOR RIBBON & FLEX CABLES
PART NUMBERING SYSTEM EXAMPLE
FERRITE EMI CABLE CORES
Material
28R0756-200
28R0825-000
28R0852-000
28R0880-000
28R0898-100
28R0898-200
28R0906-000
28R0945-000
28R0983-000
28R0984-000
28R0984-200
28R1022-000
28R1024-000
28R1025-000
28R1101-000
28R1102-000
28R1102-100
28R1103-000
28R1127-000
Type
28
NUMBER
PART
Product
Code
R
page
# on
Fig
20
3
3
3
2
2
2
3
3
3
3
3
3
2
3
1
2
2
2
3
Part Size
0315
Code
(0.756)
(0.825)
(0.852)
(0.880)
(0.898)
(0.898)
(0.906)
(0.945)
(0.984)
(0.984)
(0.984)
(1.022)
(1.024)
(1.024)
(1.101)
(1.102)
(1.102)
(1.102)
(1.125)
25.00
25.00
26.00
26.00
26.00
27.97
28.00
28.00
28.00
28.58
19.20
20.95
21.65
22.35
22.80
22.80
23.00
24.00
25.00
A
Dimension Code
(Usually Length)
DIMENSIONS mm (inches)
(0.8425)
(0.591)
(0.551)
(0.689)
(0.551)
(0.736)
(0.736)
(0.787)
(0.748)
(0.827)
(0.709)
(0.709)
(0.866)
(0.807)
(0.903)
(0.906)
(0.906)
(0.906)
(0.925)
18.70
20.00
19.00
21.00
18.00
18.00
22.00
20.50
21.40
22.94
23.00
23.00
23.00
23.50
15.00
14.00
17.50
14.00
18.70
Selected
B
-2
(0.630)
(0.750)
(0.394)
(0.750)
(0.472)
(0.630)
(0.472)
(0.394)
(0.590)
(0.945)
(0.630)
(0.354)
(0.394)
(0.394)
(0.577)
(0.591)
(0.787)
(1.063)
(1.220)
19.05
10.00
19.05
12.00
16.00
12.00
10.00
15.00
24.00
16.00
10.00
10.00
14.66
15.00
20.00
27.00
31.00
16.00
9.00
C*
Part Description
Additional
(0.211)
(0.305)
(0.203)
(0.305)
(0.110)
(0.110)
(0.118)
(0.246)
(0.118)
(0.303)
(0.303)
(0.197)
(0.236)
(0.197)
(0.305)
(0.228)
(0.228)
(0.240)
(0.303)
5.35
7.75
5.15
7.75
2.80
2.80
3.00
6.25
3.00
7.70
7.70
5.00
6.00
5.00
7.75
5.80
5.80
6.10
7.70
D
0
(0.045)
(0.031)
(0.039)
(0.059)
(0.028)
(0.028)
(0.028)
(0.049)
(0.031)
(0.035)
(0.035)
(0.047)
(0.031)
(0.030)
(0.059)
(0.031)
(0.031)
(0.043)
(0.067)
1.15
0.80
1.00
1.50
0.70
0.70
0.70
1.25
0.80
0.90
0.90
1.20
0.80
0.75
1.50
0.80
0.80
1.10
1.70
E
Additional Part
Description or
Coating Code
@ 25
MHz
100
100
57
96
41
93
38
43
40
43
43
70
32
48
37
55
61
75
95
Typical Impedance
0
(Z) in Ohms (Ω)
@ 100
MHz
140
190
112
187
110
127
115
112
123
220
170
128
140
154
192
230
220
91
97
@ 300
MHz
308
363
268
356
266
280
263
269
276
430
370
227
299
242
300
340
380
480
430