Ver. 8.3
Power Line Chokes - Axial
ctparts.com
CTH7 Series
From 3.9 µH to 18,000 µH
ENGINEERING KIT #2
Not shown at actual size.
Part
Number
CTH7-3R9K
CTH7-4R7K
CTH7-5R6K
CTH7-6R8K
CTH7-8R2K
CTH7-100K
CTH7-120K
CTH7-150K
CTH7-180K
CTH7-220K
CTH7-270K
CTH7-330K
CTH7-390K
CTH7-470K
CTH7-560K
CTH7-680K
CTH7-820K
CTH7-101K
CTH7-121K
CTH7-151K
CTH7-181K
CTH7-221K
CTH7-271K
CTH7-331K
CTH7-391K
CTH7-471K
CTH7-561K
CTH7-681K
CTH7-821K
CTH7-102K
CTH7-122K
CTH7-152K
CTH7-182K
CTH7-222K
CTH7-272K
CTH7-332K
CTH7-392K
CTH7-472K
CTH7-562K
CTH7-682K
CTH7-822K
CTH7-103K
CTH7-123K
CTH7-153K
CTH7-183K
SPECIFICATIONS
Parts are marked to indicate tolerance available.
K = ±10%
Inductance
(µH)
3.9
4.7
5.6
6.8
8.2
10
12
15
18
22
27
33
39
47
56
68
82
100
120
150
180
220
270
330
390
470
560
680
820
1000
1200
1500
1800
2200
2700
3300
3900
4700
5600
6800
8200
10000
12000
15000
18000
L Test
Freq.
(kHz)
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
SRF
Min.
(MHz)
38
26
25
25
22
17
16
12
11
10
7.0
7.0
7.0
6.0
6.0
7.0
4.0
3.0
3.0
3.0
3.0
3.0
2.0
2.0
2.0
2.0
1.0
1.0
1.0
1.0
1.0
.85
.67
.65
.65
.60
.60
.50
.60
.40
.35
.30
.25
.30
.30
DCR
Max.
Ω
(Ω)
.02
.02
.02
.03
.03
.03
.04
.04
.04
.05
.06
.08
.09
.11
.13
.14
.15
.21
.28
.34
.36
.43
.56
.67
.77
1.2
1.3
1.6
2.0
2.3
2.7
3.5
4.0
4.5
5.4
6.6
8.6
9.7
14
16
21
26
30
43
48
Saturation
DC
(A)
7.3
6.3
5.6
5.3
4.5
4.1
3.6
3.3
3.0
2.7
2.5
2.2
2.0
1.8
1.7
1.5
1.4
1.2
1.1
1.0
.95
.86
.77
.70
.64
.59
.54
.49
.44
.40
.35
.33
.29
.27
.24
.22
.20
.18
.16
.15
.13
.12
.11
.10
.09
Rated
AC
(A)
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.0
.80
.80
.80
.80
.80
.63
.51
.51
.51
.51
.40
.40
.40
.32
.32
.25
.20
.20
.20
.16
.16
.16
.13
.13
.10
.10
.08
.08
.07
.05
.05
.04
.04
CHARACTERISTICS
Description:
Axial leaded power line inductor (UL sleeved)
Applications:
Used in switching regulators, power amplifiers,
power supplies, SCR and Triac controls, speaker crossover
networks, RFI suppression and filters. Various applications
Operating Temperature:
-55°C to +100°C
Inductance Tolerance:
±10%
Testing:
Inductance is tested on an HP4284A at 1.0 kHz
Packaging:
Bulk pack standard, Tape & Reel available
Marking:
Coils are sleeved in heat resistant polyolefin and
labeled with the part number
Saturation Current:
Lowers inductance by 10%
Bobbin:
High saturation, allows for high inductance with low
DC resistance
Miscellaneous:
Higher current parts available
Additional Information:
Additional electrical & physical
information available upon request
Samples available. See website for ordering information.
PHYSICAL DIMENSIONS
Size
mm
inches
Max.
15.3
0.6
A
Max.
6.85
0.27
B
Typ.
29.2
1.15
C
20 AWG
Nom.
0.813
0.319
11.13.02
Technologies
Manufacturer of Inductors, Chokes, Coils, Beads, Transformers & Toroids
800-684-5322
Inside US
949-453-1811
Outside US
Copyright © 2003 by CT Magnetics, DBA Central Technologies. All rights reserved.
CT Magnetics reserves the right to make improvements or change specifications without notice
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