Common Mode Chokes
ctparts.com
SPECIFICATIONS
CTDLW21S Series
From 30
Ω
to 370
Ω
Part
Number
Not shown at actual size.
CTDLW21SF
Please specify “F” for RoHS compliant.
Common Mode
Imp. @100MHz
Ω
(Ω)
30±25%
67±25%
90±25%
120±25%
160±25%
180±25%
220±25%
260±25%
300±25%
360±25%
370±25%
DCR
Max.
Ω
(Ω)
0.20
0.25
0.30
0.30
0.35
0.35
0.40
0.40
0.45
0.50
0.50
Rated
Current
(mA)
400
400
400
400
350
350
300
300
300
100
100
Rated
Volatge
(Vdc)
50
50
50
50
50
50
50
50
50
50
50
Withstand
Voltage
(Vdc)
125
125
125
125
125
125
125
125
125
125
125
Insulation
Resis. Min.
Ω
(Ω)
10M
10M
10M
10M
10M
10M
10M
10M
10M
10M
10M
CTDLW21S_-300T04
CTDLW21S_-670T04
CTDLW21S_-900T04
CTDLW21S_-121T04
CTDLW21S_-161T03
CTDLW21S_-181T03
CTDLW21S_-221T03
CTDLW21S_-261T03
CTDLW21S_-301T03
CTDLW21S_-361T01
CTDLW21S_-371T01
Compliant
Available
RoHS
PHYSICAL DIMENSIONS
Size
mm
inches
A
2.0±0.2
0.079±0.008
B
1.2±0.2
0.047±0.008
C
1.2±0.2
0.047±0.008
D
0.4±0.1
0.016±0.004
E
0.4±0.1
F
0.15±0.1
0.016±0.004 0.006±0.004
A
CHARACTERISTICS
Description:
SMD Wire Wound Common Mode Choke Coils for
Signal Lines
Applications:
Suitable for radiation noise suppression for any
electronic devices. Used to to counter common mode noise
interferance within high speed signal lines. Applications like: USB
2.0 Line for personal computers and peripheral devices, IEEE1394
line for personal computers, DVC etc and LVDS, panel link line for
crystal display panels.
Operating Temperature:
-55°C to +125°C
Testing:
Impedance is tested on an HP9287A at 100 MHz
Packaging:
Tape & Reel
Marking:
Reels marked with part number.
Additional Information:
Additional electrical & physical
information available upon request
Miscellaneous:
RoHS Compliant available.
Samples available. See website for ordering information.
C
F
B
1
2
1
D
2
3
D
4
3
4
E
E
CTDLW21S-900T04 (only)
4
3
1
2
G
G
1.20
0.5
4
3
G: 0.55±0.10
H: 0.46±0.10
1.20
2.70
03.30.05
Technologies
Manufacturer of Inductors, Chokes, Coils, Beads, Transformers & Toroids
800-684-5322
Inside US
949-453-1811
Outside US
Copyright © 2005 by CT Magnetics, DBA Central Technologies. All rights reserved.
CT Magnetics reserves the right to make improvements or change specifications without notice
CENTRAL
H
Unit: mm
H
PAD LAYOUT
1
2
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