Power Line Chokes - Radial
ctparts.com
CTH7RF Series
From 3.9 µH to 22,000 µH
Part
Number
CTH7RF-3R9K
CTH7RF-4R7K
CTH7RF-5R6K
CTH7RF-6R8K
CTH7RF-8R2K
CTH7RF-100K
CTH7RF-120K
CTH7RF-150K
CTH7RF-180K
CTH7RF-220K
CTH7RF-270K
CTH7RF-330K
CTH7RF-390K
CTH7RF-470K
CTH7RF-560K
CTH7RF-680K
CTH7RF-820K
CTH7RF-101K
CTH7RF-121K
CTH7RF-151K
CTH7RF-181K
CTH7RF-221K
CTH7RF-271K
CTH7RF-331K
CTH7RF-391K
CTH7RF-471K
CTH7RF-561K
CTH7RF-681K
CTH7RF-821K
CTH7RF-102K
CTH7RF-122K
CTH7RF-152K
CTH7RF-182K
CTH7RF-222K
CTH7RF-272K
CTH7RF-332K
CTH7RF-392K
CTH7RF-472K
CTH7RF-562K
CTH7RF-682K
CTH7RF-822K
CTH7RF-103K
CTH7RF-123K
CTH7RF-153K
CTH7RF-183K
CTH7RF-223K
Not shown at actual size.
SPECIFICATIONS
Parts are marked to indicate tolerance available.
K = ±10%
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
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
.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
49
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
.085
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
.04
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
22000
Compliant
RoHS
CHARACTERISTICS
Description:
Radial 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 +125°C
Inductance Tolerance:
±10%
Testing:
Inductance is tested on an HP4284A at 1.0 kHz
Packaging:
Bulk pack standard
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:
RoHS Compliant.
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
A
Max.
15.3
0.6
B
Max.
7.62
0.3
C
4.57±0.25
0.18±0.01
D
Min.
15.3
0.6
22 AWG
Nom.
0.6430
0.02535
A
22AWG
CTH7RF
-XXXX
B
C
D
04.24.08
Technologies
Manufacturer of Passive and Discrete Semiconductor Components
800-684-5322
Inside US
949-453-1811
Outside US
Copyright © 2008 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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