SD3114 Coilcraft, Inc., SD3114 Datasheet
SD3114
Manufacturer Part Number
SD3114
Description
Sd3114 Series Low Profile Power Inductors
Manufacturer
Coilcraft, Inc.
Datasheet
1.SD3114.pdf
(3 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
SD3114-101-R
Manufacturer:
COOPER
Quantity:
20 000
Part Number:
SD3114-150-R
Manufacturer:
EATON/COOPER
Quantity:
20 000
Part Number:
SD3114-1R0-R
Manufacturer:
COOPER
Quantity:
20 000
Part Number:
SD3114-1R5-R
Manufacturer:
COOPER
Quantity:
20 000
Part Number:
SD3114-220-R
Manufacturer:
COOPER
Quantity:
20 000
Description
• 125°C maximum total temperature operation
• 3.1mm x 3.1mm x 1.4mm shielded drum core
• Ferrite core material
• Inductance range from 1.0uH to 330uH
• Current range from 2.59 Amps to 0.106 Amps
• Frequency range up to 4MHz
Applications
• Cellular phones, Digital cameras, CD players, PDA’s
• Small LCD displays
• LED driver and LED flash circuits
• Hard disk drives
• Backlighting
• EL panel
Environmental Data
• Storage temperature range: -40°C to +125°C
• Operating temperature range: -40°C to +125°C
• Solder reflow temperature: +260°C max. for 10 seconds
(1) Open Circuit Inductance Test Parameters: 100kHz, 0.1V, 0.0Adc.
(2) Irms: DC current for an approximate DT of 40°C without core loss. Derating is
Part Number
SD3114-1R0-R
SD3114-1R5-R
SD3114-2R2-R
SD3114-3R3-R
SD3114-4R7-R
SD3114-6R8-R
SD3114-8R2-R
SD3114-100-R
SD3114-150-R
SD3114-220-R
SD3114-330-R
SD3114-470-R
SD3114-680-R
SD3114-820-R
SD3114-101-R
SD3114-151-R
SD3114-221-R
SD3114-331-R
(range is application specific)
maximum
necessary for AC currents. PCB layout, trace thickness and width, air-flow, and
proximity of other heat generating components will affect the temperature rise. It
is recommended that the temperature of the part not exceed 125°C under worst
case operating conditions verified in the end application.
Inductance
Rated
100.0
150.0
220.0
330.0
(µH)
10.0
15.0
22.0
33.0
47.0
68.0
82.0
1.0
1.5
2.2
3.3
4.7
6.8
8.2
101.1+/-20%
149.0+/-20%
220.9+/-20%
329.5+/-20%
1.16+/-30%
1.44+/-30%
2.12+/-30%
3.36+/-30%
4.90+/-30%
6.72+/-30%
8.10+/-30%
10.4+/-30%
14.9+/-20%
22.5+/-20%
33.1+/-20%
47.5+/-20%
68.6+/-20%
81.8+/-20%
OCL (1)
(µH)
Designator
Marking
Part
G
M
O
Q
A
B
C
D
E
F
H
K
N
P
R
J
L
I
2002/95/EC
RoHS
(3) Isat Amperes peak for approximately 30% rolloff (@20°C)
(4) K-factor: Used to determine B p-p for core loss (see graph).
Packaging
• Supplied in tape and reel packaging, 4100 per reel
Amperes
Irms (2)
B p-p = K*L*∆I, B p-p(mT), K: (K factor from table), L: (Inductance in uH),
∆I (Peak to peak ripple current in Amps).
0.280
0.239
0.227
0.213
0.172
0.140
0.113
1.60
1.39
1.17
0.95
0.77
0.71
0.68
0.57
0.48
0.43
0.35
Amperes
Isat (3)
0.305
0.280
0.252
0.207
0.170
0.139
2.35
2.11
1.74
1.38
1.14
0.98
0.89
0.78
0.66
0.53
0.44
0.37
Low Profile Power Inductors
DCR (Ω)
typ. @
0.058
0.077
0.110
0.167
0.251
0.296
0.329
0.458
0.650
0.821
11.78
20°C
1.23
1.86
2.62
2.91
3.30
5.07
7.67
SD3114 Series
K-factor
(4)
98
79
67
54
45
37
34
30
25
21
17
14
12
11
10
8
6
5
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SD3114 Summary of contents
Page 1
... R 0.113 (3) Isat Amperes peak for approximately 30% rolloff (@20°C) (4) K-factor: Used to determine B p-p for core loss (see graph). B p-p = K*L*∆I, B p-p(mT factor from table), L: (Inductance in uH), ∆I (Peak to peak ripple current in Amps). SD3114 Series Low Profile Power Inductors Isat (3) DCR (Ω) K-factor Amperes typ. @ (4) 20° ...
Page 2
... Dia. +0.1/-0.0 2.00 ¡À 3.2 3 8.0 Direction of feed Total Loss(W) SD3114 Series Low Profile Power Inductors RECOMMENDED PCB LAYOUT 2.40 1.40 0.70 SCHEMATI 1.2 Dia min. 1.75 12.0 10.25 +/-0.3 5.50 Parts packaged on 13" Diameter reel, 4,100 parts per reel ...
Page 3
... B p-p (mT ) OCL vs. Isat 30% 40% 50% 60% 70% 80% SD3114 Series Low Profile Power Inductors 1MH z 50 0kH 200kH z 10 0kH z 50kH z 100 10 00 -40° ...