®
CD Series
High Power Density,
Low Profile, Shielded Inductors
Description
• Low profile 4.0 mm max
• Inductance range from 1.5 uH to 330 uH
• Current range from 10.0 to 0.70 Amps
• Ferrite Shielded, low EMI
• RoHS compliant (-R option)
Applications
• Computer and portable power devices
• LCD panels, DVD players
• DC-DC converters
• Buck, boost, forward, and resonant converters
• Noise filtering and filter chokes
Environmental Data
• Storage temperature range: -40°C to +125°C
• Operating ambient temperature range: -40°C to +85°C
(range is application specific)
• Infrared reflow temperature: +260°C for 10 seconds
Part
Number
CD1-1R5
CD1-2R5
CD1-3R8
CD1-5R2
CD1-7R0
CD1-100
CD1-150
CD1-220
CD1-330
CD1-470
CD1-680
CD1-101
CD1-151
CD1-221
CD1-331
Rated
Inductance (µH)
1.5
2.5
3.8
5.2
7.0
10.0
15.0
22.0
33.0
47.0
68.0
100
150
220
330
OCL nominal (1)
± 30% (µH)
1.5
2.5
3.8
5.2
7.0
10.0
15.0
22.0
33.0
47.0
68.0
100
150
220
330
Packaging
• Supplied in tape and reel packaging, 600 parts per
13" reel
Irms (2)
Amperes
8.30
7.30
6.55
5.05
4.55
4.00
3.35
2.77
2.45
2.09
1.62
1.36
1.05
0.86
0.72
Isat (3)
Amperes
10.00
7.50
6.00
5.50
4.80
4.40
3.60
2.90
2.30
2.10
1.50
1.35
1.15
0.92
0.70
DCR (mΩ)
Max. @ 20°C
8.1
10.0
13.0
22.0
27.0
35.0
50.0
73.0
93.0
128
213
304
506
756
1090
1) Test Parameters: 100kHz, 0.25 Vrms
2) Irms Amperes for approximately
∆T
of 40°C above 85°C ambient
3) Isat Amperes Peak for 35% max. rolloff (@20°C)
Option Code
-R
OPTION CODE
Description
RoHS compliant version
Part number definition:
First 3 characters = Product code and size.
Last 3 characters = Inductance in µH.
R = decimal point.
If no R is present third character = # of zeros.
Mechanical Diagrams
TOP VIEW
10.0
±0.3
10.1
±
0.3
SIDE VIEW
BOTTOM VIEW
RECOMMENDED PCB LAYOUT
1.6
2 plcs
XXX
3.8
±0.2
1.2
±0.15
(2 Pcs)
7.7
±0.3
3.0
±0.1
3.2
2 plcs
10.5 Ref
Dimensions in Millimeters.
®
CD Series
High Power Density,
Low Profile, Shielded Inductors
Typical Inductance vs Idc
CD1-1R5
100
90
80
70
100
90
80
70
Typical Inductance vs Idc
CD1-5R2
L Roll Off (%)
L Roll Off (%)
60
50
40
30
20
10
0
0
2
4
6
8
10
12
14
16
60
50
40
30
20
10
0
0
1
2
3
3.5
4
4.5
5
5.5
6
6.5
7
7.5
8
8.5
Isat (Amperes Peak)
Isat (Amperes Peak)
Typical Inductance vs Idc
CD1-7R0
100.00
90.00
80.00
70.00
100
90
80
70
Typical Inductance vs Idc
CD1-100
L Roll Off (%)
60.00
50.00
40.00
30.00
20.00
10.00
0.00
0
1.5
2
2.5
3
3.5
4
4.5
5
5.5
6
6.5
7
7.5
L Roll Off (%)
60
50
40
30
20
10
0
0
1
1.5
2
2.5
3
3.5
4
4.5
5
5.5
6
Isat (Amperes Peak)
Isat (Amperes Peak)
PM-4117 7/05
© Cooper Electronic
Technologies 2005
Visit us on the Web at www.cooperET.com
3601 Quantum Boulevard Boynton Beach, Florida 33426-8638
Tel: +1-561-752-5000 Toll Free: +1-888-414-2645 Fax: +1-561-742-1178
This bulletin is intended to present product design solutions and technical information that will help the end user with design applications. Cooper Electronic
Technologies reserves the right, without notice, to change design or construction of any products and to discontinue or limit distribution of any products. Cooper
Electronic Technologies also reserves the right to change or update, without notice, any technical information contained in this bulletin. Once a product has been
selected, it should be tested by the user in all possible applications.
Life Support Policy: Cooper Electronic Technologies does not authorize the use of any of its products for use in life support devices or systems without the
express written approval of an officer of the Company. Life support systems are devices which support or sustain life, and whose failure to perform, when
properly used in accordance with instructions for use provided in the labeling, can be reasonably expected to result in significant injury to the user.
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