Power Inductors - Shielded
www.ctparts.com
From 2.2 µH to 470 µH
CTDS3308F
Series
Part numbers indicate inductance tolerance available.
L = ±15%, M = ±20%
L Test
Freq.
(KHz)
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
SRF
Typ.
(MHz)
90
70
60
50
50
38
29
30
25
22
18
17
17
15
14
12
11
9.5
8.5
8.0
7.0
6.5
5.5
5.2
5.0
4.5
DCR
Max.
(mΩ)
45
62
70
78
100
145
185
200
270
300
400
450
560
650
680
800
1200
1400
1520
1800
2200
2200
3100
3600
4600
5100
SPECIFICATIONS
Part
Number
CTDS3308F-2R2M
CTDS3308F-3R0M
CTDS3308F-3R9M
CTDS3308F-4R7M
CTDS3308F-6R8M
CTDS3308F-100M
CTDS3308F-120M
CTDS3308F-150M
CTDS3308F-180M
CTDS3308F-220M
CTDS3308F-270M
CTDS3308F-330M
CTDS3308F-390M
CTDS3308F-470M
CTDS3308F-560M
CTDS3308F-680M
CTDS3308F-820M
CTDS3308F-101M
CTDS3308F-121M
CTDS3308F-151M
CTDS3308F-181M
CTDS3308F-221M
CTDS3308F-271L
CTDS3308F-331L
CTDS3308F-391L
CTDS3308F-471L
Inductance
(µH)
2.2
3.0
3.9
4.7
6.8
10
12
15
18
22
27
33
39
47
56
68
82
100
120
150
180
220
270
330
390
470
Q
Ref.
30
30
30
30
30
30
35
35
35
40
40
40
40
40
40
40
30
45
50
50
50
50
50
45
45
50
IDC
(A)
3.50
3.00
2.80
2.50
2.20
2.00
1.75
1.50
1.40
1.30
1.20
1.10
0.95
0.80
0.75
0.70
0.65
0.60
0.55
0.50
0.45
0.40
0.35
0.30
0.25
0.20
Not Shown at Actual Size
PHYSICAL DIMENSIONS
Size
mm
inches
A
10.1±0.2
0.4±0.009
CHARACTERISTICS
Description:
SMD (shielded) Power Inductor.
Applications:
DC-DC converter, notebook computers, PDA, cell
phones, step-up or step-down converters, flash memory, etc.
Operating Temperature:
-40°C to +85°C
Rated Current:
Based on temp. rise and
DL/L0A
= 10% Max.
Temp. Rise:
40°C Max.
Resistance to Solder Heat:
260°C. 10 Seconds
Inductance Tolerance:
±15%, ±20%
Testing:
Inductance is tested on a HP4285A at 100KHz, 1V
Packaging:
Tape & Reel.
Marking:
Parts are marked with inductance code.
Miscellaneous:
RoHS Compliant.
Additional Information:
Additional electrical & physical
information available upon request.
Samples available. See website for ordering information.
B
12.7±0.2
0.5±0.009
C
2.7±0.3
0.1±0.012
D
2.4±0.2
0.09±0.009
E
2.2±0.2
0.08±0.009
F
7.6±0.3
0.3±0.012
A
C
D
E
XXX
B
Inductance code
PAD LAYOUT
Unit: mm
3.0
7.3
3.0
2.8
Copyright © 2010 by CT Magnetics, DBA Central Technologies. All rights reserved.
CT Magnetics reserves the right to make improvements or change specifications without notice
Manufacturer of Passive Components
800-684-5322 Inside US
949-453-1811 Outside US
D
F
REV 05.24.10
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