CM2545X171R-00 Laird Technologies, CM2545X171R-00 Datasheet
CM2545X171R-00
Manufacturer Part Number
CM2545X171R-00
Description
CHOKE COMMON MODE 170 OHMS SMT
Manufacturer
Laird Technologies
Series
Stewardr
Specifications of CM2545X171R-00
Current
10A
Impedance
170 Ohm
Dc Resistance (dcr)
10.00 mOhm Max
Filter Type
Common Mode - 2 Line Array
Package / Case
0.248" L x 0.448" W x 0.367" H (6.30mm x 11.38mm x 9.32mm)
Mounting Type
Surface Mount
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Inductance
-
Other names
240-1106-2
*
*
*
Features:
·High current capability (10 amps continuous operation) ·Up to 170 ohms impedance @100MHz or 300 ohms @1GHz
·Parts available in both thru-hole (B) and surface mount (R) versions ·Parts available in broad band and high frequency materials
·Economical common mode EMI filtering ·Compact size
Applications:
·Filtering DC power on PC boards, especially in applications of greater than 3.0 amperes ·Filtering common mode EMI on high
speed differential lines such as network and SCSI subsystems ·Cost sensitive designs ·Applications where low DCR is needed
Part & Test Specifications:
·Maximum current ratings (I MAX) are determined by testing to a maximum temperature rise of 40
current ·Board level components are rated up to a maximum of 75 volts ·Part performance is shown with curves for Common, Open
and Normal Mode Impedances measured along two conductors.
conducted in the same direction along two conductors.
the common mode choke. Normal Mode Impedance is the total impedance to the differential circuit (both out and back).
Tested with: ·HP4396A (100KHz - 1.8 GHz) or HP8753 (to 6 GHz) Network/Spectrum Analyzer ·HP43961A Impedance Test Kit
·HP16192A Test Fixture or Inter-Continental Microwave custom fixtures ·HP16200A DC Bias Adapter ·Philips PM2811 DC Power
Supply ·Ambient Temperature 23.5
18
High Frequency Material
Ambient Operating Temperature Range: -55° C to +125° C
P
P
N
C
C
C
C
P
S
A
U
M
M
M
M
A
R
M
R
E
5 2
5 2
5 2
5 2
T
B
R
R
O
C
E
5 4
5 4
5 4
5 4
E I
D
R
T
M
1 X
1 X
1 X
1 X
U
S
C
N
1 1
1 1
1 7
1 7
C
T
O
- B
- R
- B
- R
U
D
0 0
0 0
0 0
0 0
M
E
B
F
#
2
2
E
1
1
g i
S
P
STEWARD
R
A
Z I
R
0 (
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N I
2
Figure 1
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2 .
. 6
2 .
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2 .
. 6
2 .
5
C
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0 3
8 4
0 3
8 4
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4
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c n
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m
5
A
+
+
+
+
+
+
+
+
D
e h
m
. 0
. 0
. 0
. 0
. 0
. 0
. 0
. 0
S
E
) s
5 2
1 0
5 2
1 0
5 2
1 0
5 2
1 0
- U.S.A. • Telephone: 423/867-4100 • Fax 423/867-4102 • Internet: http://www.steward.com
Y
) 0
) 0
) 0
) 0
S
SCOTLAND • Telephone: 44-(0)1-506-414200 • Fax 44-(0)1-506-410694
o
C + 2
T
R
C
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1
1
1
1
A
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4 .
4 .
4 .
4 .
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SINGAPORE • Telephone: (65)337-9667 • Fax (65)337-9686
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c n
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m
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e h
m
+
+
+
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E
. 0
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. 0
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·Bandwidth 3 kHz ·Sweep Time 423 ms ·Impedance is rated at + 25% @100MHz
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. 0
. 0
. 0
N
) s
1 0
1 0
1 0
1 0
5 2
5 2
5 2
5 2
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C
O
Protected by one or more of the following US Patents: 5,455,552 and 5,568,111
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D
Steward’s
cal EMI filtering available for common mode noise. They provide EMI suppres
sion for conductors such as power traces (tracks), and for high speed input/
output circuitry (including network and storage subsystems). They exhibit high
frequency impedance essentially independent of DC bias current.
. 9
3 .
. 9
3 .
. 9
3 .
. 9
3 .
E
i (
2 3
2 3
2 3
2 3
7 6
7 6
7 6
7 6
c n
m
C
+
+
+
+
+
+
+
+
e h
m
I
V
. 0
. 0
. 0
. 0
. 0
. 0
. 0
. 0
M
) s
Open Circuit Impedance is the impedance measured across a single leg of
A
5 2
1 0
5 2
1 0
5 2
1 0
5 2
1 0
P
L
) 0
) 0
) 0
) 0
1
E
U
1
D
E
common mode power/data filter products provide the most economi
2 Line Ferrite Common
A
1
C
0 (
0 (
0 (
0 (
N
O
Mode Power Chokes
. 7
. 7
. 7
. 7
3 .
3 .
3 .
3 .
C
i (
2 6
2 6
2 6
2 6
D
0 0
0 0
0 0
0 0
Common Mode Impedance is the impedance of EMI noise
E
c n
m
E
D
+
+
+
+
+
+
+
+
e h
m
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. 0
. 0
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0 1
0 1
0 1
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1 .
1 .
1 .
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i (
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c n
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E
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m
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-
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E
I D
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1
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I T
0 0
1
1
1
1
0
R
0 1
0 1
0 7
0 7
M
O
T
0
P I
Y
I
z H
N
M
P
I T
C I
Figure 2
A
P
5
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O
A
L
D
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o
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2
2
2
2
C with continuous operating
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A
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0 .
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0 .
0 .
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3 0
3 0
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3 0
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m
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CM2545X171R-00 Summary of contents
Page 1
Features: ·High current capability (10 amps continuous operation) ·Up to 170 ohms impedance @100MHz or 300 ohms @1GHz ·Parts available in both thru-hole (B) and surface mount (R) versions ·Parts available in broad band and high frequency materials ·Economical common ...
Page 2
CM2545X171B&R- vs. Frequency L Impedance, Resistance, Inductive Reactance 400 300 Z 200 R 100 100 1000 1 Frequency (MHz) CM2545X111B&R- vs. Frequency L Impedance, Resistance, Inductive 500 400 300 Z ...