SERIES
Surface Mount Shield Beads
SMB2.5
SMB2.5R
Suppressors
c
MA
A
z
XIMU
N
C
E
D
C
R
MAXIMUM (OHMS)
M (
A
M
PS)
A
z
IMU
H
N
MS)
C
M IMPED
1
5
0
E
MH
MIN
(
O
A
z
IMU
H
N
MS)
C
M IMPED
2
2
0
E
Id
MH
(
O
N
IMU
H
S
MS)
M IMPED
1
0
MH
MIN
(
O
A
z
MIN
D
A
S
H
N
U
MB
T
U
E
R
R
*
IMU
H
N
MS)
C
M IMPED
1
0
E
0
MH
MIN
(
O
Actual Size
Physical Parameters
Inches Millimeters
A 0.285 ± 0.010 7.2 ± 0.25
B 0.185 ± 0.015 4.7 ± 0.38
C 0.355 ± 0.020 9.02 ± 0.51
D 0.460 Max. 11.68 Max.
E 0.050 ± 0.005 1.27 ± 0.13
F 0.075 Min. 1.9 Min.
Operating Temperature Range –40°C to +125°C
Impedances are measured on the HP 4291A
Impedance Analyzer
Material High resistivity ferrite material eliminates the
need to insulate windings
Lead Wire Plated copper
Idc Max. Based on a 35° C rise from
90°C ambient
Parts are available in tape and reel packaging
Packaging Tape & reel (24mm): 13" reel, 700 pieces
max.; 7" reel not available
SERIES SMB2.5R / SMB2.5
-1
-2
Suggested Land Pattern Dimensions
Inches Millimeters
U 0.075 1.9
V 0.095 2.4
W 0.265 6.7
X 0.09 2.3
Y 0.19 4.8
Z 0.185 4.7
2 1⁄2
2 1⁄2
*Complete part # must include series # PLUS the dash #
For surface finish information, refer to www.delevanfinishes.com
210
N/A
385
490
400
635
375
650
9.5
9.5
0.005
0.005
For more detailed graphs, contact factory
270 Quaker Rd., East Aurora NY 14052 • Phone 716-652-3600 • Fax 716-652-4814 • E-mail: apisales@delevan.com • www.delevan.com
1/2009
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