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Datasheet> All Categories > Passive components> inductor> CTDR3-3R9K
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CTDR3-3R9K

Description
General Purpose Inductor, 3.9uH, 10%, 1 Element
CategoryPassive components    inductor   
File Size334KB，2 Pages
ManufacturerCT [ Central Technologies ]
Download Datasheet Parametric Compare View All

CTDR3-3R9K Overview

General Purpose Inductor, 3.9uH, 10%, 1 Element

CTDR3-3R9K Parametric

Parameter NameAttribute value
Is it lead-free?Contains lead
Is it Rohs certified?incompatible
MakerCT [ Central Technologies ]
Reach Compliance Codecompliant
ECCN codeEAR99
DC Resistance0.003 Ω
Nominal inductance(L)3.9 µH
Inductor typeGENERAL PURPOSE INDUCTOR
Manufacturer's serial numberCTDR3
Number of functions1
Number of terminals2
Maximum rated current21 A
Shape/Size DescriptionCYLINDRICAL PACKAGE
shieldNO
surface mountNO
Terminal locationRADIAL
Terminal shapeWIRE
Test frequency0.001 MHz
Tolerance10%
Base Number Matches1

Preview

Download Datasheet
Drum Cores
www.ctparts.com
CTDR3 Series
From 1.0 µH to 4,700 µH
Not shown at actual size.
Ordering Info
Central Tech
Part
Number
CTDR3-1R0K
CTDR3-1R2K
CTDR3-1R5K
CTDR3-1R8K
CTDR3-2R2K
CTDR3-2R7K
CTDR3-3R3K
CTDR3-3R9K
CTDR3-4R7K
CTDR3-5R6K
CTDR3-6R8K
CTDR3-8R2K
CTDR3-100K
CTDR3-120K
CTDR3-150K
CTDR3-180K
CTDR3-220K
CTDR3-270K
CTDR3-330K
CTDR3-390K
CTDR3-470K
CTDR3-560K
CTDR3-680K
CTDR3-820K
CTDR3-101K
CTDR3-121K
CTDR3-151K
CTDR3-181K
CTDR3-221K
CTDR3-271K
CTDR3-331K
CTDR3-391K
CTDR3-471K
CTDR3-561K
CTDR3-681K
CTDR3-821K
CTDR3-102K
CTDR3-122K
CTDR3-152K
CTDR3-182K
CTDR3-222K
CTDR3-272K
CTDR3-332K
CTDR3-392K
CTDR3-472K
Inductance
(µH)
1.0
1.2
1.5
1.8
2.2
2.7
3.3
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
DCR
Max.
Ω
(Ω)
.003
.003
.003
.003
.003
.003
.003
.003
.003
.003
.004
.004
.006
.008
.009
.010
.011
.012
.017
.022
.024
.026
.029
.032
.034
.046
.064
.072
.080
.110
.122
.169
.187
.205
.256
.288
.426
.462
.518
.705
1.02
1.14
1.27
1.67
1.86
Saturation
DC
(A)
116
116
116
90
90
74
74
62
54
54
47
42
38
35
32
29
25
23
20
19
19
17
15
14
13
12
11
9.7
8.7
7.9
7.1
67
6.0
5.5
5.0
4.5
4.1
3.7
3.4
2.8
2.5
2.3
2.0
1.8
1.7
Rated
DC
(A)
21
21
21
21
21
21
21
21
21
21
21
21
17
13
13
13
13
13
13
11
9.0
9.0
9.0
9.0
9.0
7.2
5.5
5.5
5.5
4.5
4.5
4.0
4.0
4.0
2.8
2.8
2.0
2.0
2.0
1.6
1.3
1.3
1.3
1.0
1.0
Dimension E
Approx.
Inches
.80
.80
.80
.80
.80
.80
.80
.80
.80
.80
.80
.80
.70
.69
.69
.69
.69
.79
.79
.79
.75
.75
.75
.75
.78
.75
.78
.78
.78
.75
.81
.75
.75
.75
.72
.84
.75
.75
.75
.77
.77
.77
.75
.75
.75
Characteristics
Rated DC Current:
Measured at 20°C
Saturation Current:
Lowers inductance by 5%
Inductance Tolerance:
K = ±10%
Packaging:
Bulk pack
Testing:
Inductance and Q are tested on a HP4262A
at 1kHz
Leads:
Tinned for PC mounting to within 1/16” of the
parts body
Sleeving:
Coils finished with UL-VW-1 sleeving
Mounting:
Center hole furnished for mechanical mounting
Customs:
Non-standard tolerances and values available
upon request
5/16/00
©
Volume Manufacturer of Quality Inductors,
Chokes & Coils
116
For more information contact our distributor:
Inductors Inc.,
5 Technology Drive, Irvine, CA 92618
Inside US 800-533-8295
q
Outside US 949-623-2460
q
Fax 949-623-1401

CTDR3-3R9K Related Products

CTDR3-3R9K CTDR3-2R7K CTDR3-1R5K CTDR3-1R8K CTDR3-4R7K CTDR3-1R2K CTDR3-6R8K CTDR3-3R3K CTDR3-1R0K CTDR3-2R2K
Description General Purpose Inductor, 3.9uH, 10%, 1 Element General Purpose Inductor, 2.7uH, 10%, 1 Element General Purpose Inductor, 1.5uH, 10%, 1 Element General Purpose Inductor, 1.8uH, 10%, 1 Element General Purpose Inductor, 4.7uH, 10%, 1 Element General Purpose Inductor, 1.2uH, 10%, 1 Element General Purpose Inductor, 6.8uH, 10%, 1 Element General Purpose Inductor, 3.3uH, 10%, 1 Element General Purpose Inductor, 1uH, 10%, 1 Element General Purpose Inductor, 2.2uH, 10%, 1 Element
Is it lead-free? Contains lead Contains lead Contains lead Contains lead Contains lead Contains lead Contains lead Contains lead Contains lead Contains lead
Is it Rohs certified? incompatible incompatible incompatible incompatible incompatible incompatible incompatible incompatible incompatible incompatible
Reach Compliance Code compliant compliant compliant compliant compliant compliant compliant compliant compliant compli
ECCN code EAR99 EAR99 EAR99 EAR99 EAR99 EAR99 EAR99 EAR99 EAR99 EAR99
DC Resistance 0.003 Ω 0.003 Ω 0.003 Ω 0.003 Ω 0.003 Ω 0.003 Ω 0.004 Ω 0.003 Ω 0.003 Ω 0.003 Ω
Nominal inductance(L) 3.9 µH 2.7 µH 1.5 µH 1.8 µH 4.7 µH 1.2 µH 6.8 µH 3.3 µH 1 µH 2.2 µH
Inductor type GENERAL PURPOSE INDUCTOR GENERAL PURPOSE INDUCTOR GENERAL PURPOSE INDUCTOR GENERAL PURPOSE INDUCTOR GENERAL PURPOSE INDUCTOR GENERAL PURPOSE INDUCTOR GENERAL PURPOSE INDUCTOR GENERAL PURPOSE INDUCTOR GENERAL PURPOSE INDUCTOR GENERAL PURPOSE INDUCTOR
Manufacturer's serial number CTDR3 CTDR3 CTDR3 CTDR3 CTDR3 CTDR3 CTDR3 CTDR3 CTDR3 CTDR3
Number of functions 1 1 1 1 1 1 1 1 1 1
Number of terminals 2 2 2 2 2 2 2 2 2 2
Maximum rated current 21 A 21 A 21 A 21 A 21 A 21 A 21 A 21 A 21 A 21 A
Shape/Size Description CYLINDRICAL PACKAGE CYLINDRICAL PACKAGE CYLINDRICAL PACKAGE CYLINDRICAL PACKAGE CYLINDRICAL PACKAGE CYLINDRICAL PACKAGE CYLINDRICAL PACKAGE CYLINDRICAL PACKAGE CYLINDRICAL PACKAGE CYLINDRICAL PACKAGE
shield NO NO NO NO NO NO NO NO NO NO
surface mount NO NO NO NO NO NO NO NO NO NO
Terminal location RADIAL RADIAL RADIAL RADIAL RADIAL RADIAL RADIAL RADIAL RADIAL RADIAL
Terminal shape WIRE WIRE WIRE WIRE WIRE WIRE WIRE WIRE WIRE WIRE
Test frequency 0.001 MHz 0.001 MHz 0.001 MHz 0.001 MHz 0.001 MHz 0.001 MHz 0.001 MHz 0.001 MHz 0.001 MHz 0.001 MHz
Tolerance 10% 10% 10% 10% 10% 10% 10% 10% 10% 10%
Maker CT [ Central Technologies ] CT [ Central Technologies ] CT [ Central Technologies ] - - - CT [ Central Technologies ] CT [ Central Technologies ] CT [ Central Technologies ] CT [ Central Technologies ]
Base Number Matches 1 1 1 1 1 1 - - - -

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