WE-SPC SMT Power Inductor
SizeDimen­sionsL
(mm)
W
(mm)
H
(mm)
Mount
4818
4.8 4.8 1.8 SMT
4828
4.8 4.8 2.8 SMT
4838
4.8 4.8 3.8 SMT

Characteristics

  • Extremely small size
  • High saturation current, up to 13 A
  • Magnetic shielded, which results in a low leakage field
  • High self resonance frequency
  • Low self-losses
  • Optimize solderability characteristics
  • Constant saturation characteristics
  • Recommended solder profile: Reflow
  • Operating temperature: –40 °C up to +125 °C

Applications

  • Portable power devices
  • DC/DC converter
  • PCMCIA card
  • Smart phone
  • PDA
  • Digital camera

Products

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4818
4828
4838
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Order Code
Data­sheet
Simu­lation
Downloads
Status
L(µH)
IR(A)
ISAT(A)
RDC max.(Ω)
fres(MHz)
Version
Design Kit
Samples
744089410022
0.22 µH, 4.5 A, 9.5 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance0.22 µH
Rated Current4.5 A
Saturation Current9.5 A
DC Resistance0.015 Ω
Self Resonant Frequency230 MHz
VersionSMT 
Design Kit
744089420022
0.22 µH, 5.3 A, 13.5 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance0.22 µH
Rated Current5.3 A
Saturation Current13.5 A
DC Resistance0.0144 Ω
Self Resonant Frequency220 MHz
VersionSMT 
Design Kit
744089430022
0.22 µH, 5 A, 13 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance0.22 µH
Rated Current5 A
Saturation Current13 A
DC Resistance0.014 Ω
Self Resonant Frequency250 MHz
VersionSMT 
Design Kit
744089420039
0.39 µH, 4.2 A, 10.3 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance0.39 µH
Rated Current4.2 A
Saturation Current10.3 A
DC Resistance0.0177 Ω
Self Resonant Frequency160 MHz
VersionSMT 
Design Kit
744089430039
0.39 µH, 4.2 A, 9.3 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance0.39 µH
Rated Current4.2 A
Saturation Current9.3 A
DC Resistance0.016 Ω
Self Resonant Frequency160 MHz
VersionSMT 
Design Kit
744089410043
0.43 µH, 3.8 A, 8 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance0.43 µH
Rated Current3.8 A
Saturation Current8 A
DC Resistance0.0176 Ω
Self Resonant Frequency160 MHz
VersionSMT 
Design Kit
744089420056
0.56 µH, 4.1 A, 8.3 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance0.56 µH
Rated Current4.1 A
Saturation Current8.3 A
DC Resistance0.0184 Ω
Self Resonant Frequency120 MHz
VersionSMT 
Design Kit
744089430056
0.56 µH, 3.8 A, 8.1 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance0.56 µH
Rated Current3.8 A
Saturation Current8.1 A
DC Resistance0.017 Ω
Self Resonant Frequency130 MHz
VersionSMT 
Design Kit
744089410068
0.68 µH, 3.4 A, 6.5 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance0.68 µH
Rated Current3.4 A
Saturation Current6.5 A
DC Resistance0.0221 Ω
Self Resonant Frequency120 MHz
VersionSMT 
Design Kit
744089420082
0.82 µH, 3.5 A, 6.7 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance0.82 µH
Rated Current3.5 A
Saturation Current6.7 A
DC Resistance0.0248 Ω
Self Resonant Frequency100 MHz
VersionSMT 
Design Kit
744089430082
0.82 µH, 3.4 A, 7.1 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance0.82 µH
Rated Current3.4 A
Saturation Current7.1 A
DC Resistance0.02 Ω
Self Resonant Frequency108 MHz
VersionSMT 
Design Kit
74408941010
1 µH, 3 A, 5.4 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance1 µH
Rated Current3 A
Saturation Current5.4 A
DC Resistance0.0295 Ω
Self Resonant Frequency100 MHz
VersionSMT 
Design Kit
74408943010
1 µH, 3.3 A, 6.5 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance1 µH
Rated Current3.3 A
Saturation Current6.5 A
DC Resistance0.022 Ω
Self Resonant Frequency90 MHz
VersionSMT 
Design Kit
74408942012
1.2 µH, 3.2 A, 5.5 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance1.2 µH
Rated Current3.2 A
Saturation Current5.5 A
DC Resistance0.026 Ω
Self Resonant Frequency82 MHz
VersionSMT 
Design Kit
74408941022
2.2 µH, 2.1 A, 3.6 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance2.2 µH
Rated Current2.1 A
Saturation Current3.6 A
DC Resistance0.066 Ω
Self Resonant Frequency65 MHz
VersionSMT 
Design Kit
74408942022
2.2 µH, 2.5 A, 4 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance2.2 µH
Rated Current2.5 A
Saturation Current4 A
DC Resistance0.045 Ω
Self Resonant Frequency54 MHz
VersionSMT 
Design Kit
74408943022
2.2 µH, 3 A, 4.6 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance2.2 µH
Rated Current3 A
Saturation Current4.6 A
DC Resistance0.03 Ω
Self Resonant Frequency85 MHz
VersionSMT 
Design Kit
74408941029
2.9 µH, 1.55 A, 3 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance2.9 µH
Rated Current1.55 A
Saturation Current3 A
DC Resistance0.101 Ω
Self Resonant Frequency55 MHz
VersionSMT 
Design Kit
74408942033
3.3 µH, 2.1 A, 3.5 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance3.3 µH
Rated Current2.1 A
Saturation Current3.5 A
DC Resistance0.057 Ω
Self Resonant Frequency44 MHz
VersionSMT 
Design Kit
74408943033
3.3 µH, 2.6 A, 3.6 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance3.3 µH
Rated Current2.6 A
Saturation Current3.6 A
DC Resistance0.036 Ω
Self Resonant Frequency64 MHz
VersionSMT 
Design Kit
74408941035
3.5 µH, 1.5 A, 2.8 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance3.5 µH
Rated Current1.5 A
Saturation Current2.8 A
DC Resistance0.113 Ω
Self Resonant Frequency52 MHz
VersionSMT 
Design Kit
74408942047
4.7 µH, 1.55 A, 2.9 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance4.7 µH
Rated Current1.55 A
Saturation Current2.9 A
DC Resistance0.103 Ω
Self Resonant Frequency38 MHz
VersionSMT 
Design Kit
74408943047
4.7 µH, 2.2 A, 3.2 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance4.7 µH
Rated Current2.2 A
Saturation Current3.2 A
DC Resistance0.052 Ω
Self Resonant Frequency44 MHz
VersionSMT 
Design Kit
74408941050
5 µH, 1.4 A, 2.5 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance5 µH
Rated Current1.4 A
Saturation Current2.5 A
DC Resistance0.14 Ω
Self Resonant Frequency43 MHz
VersionSMT 
Design Kit
74408941068
6.8 µH, 1.1 A, 2.1 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance6.8 µH
Rated Current1.1 A
Saturation Current2.1 A
DC Resistance0.19 Ω
Self Resonant Frequency40 MHz
VersionSMT 
Design Kit
74408942068
6.8 µH, 1.45 A, 2.4 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance6.8 µH
Rated Current1.45 A
Saturation Current2.4 A
DC Resistance0.13 Ω
Self Resonant Frequency30 MHz
VersionSMT 
Design Kit
74408943068
6.8 µH, 2 A, 2.7 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance6.8 µH
Rated Current2 A
Saturation Current2.7 A
DC Resistance0.059 Ω
Self Resonant Frequency34 MHz
VersionSMT 
Design Kit
74408941078
7.8 µH, 1.05 A, 1.9 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance7.8 µH
Rated Current1.05 A
Saturation Current1.9 A
DC Resistance0.23 Ω
Self Resonant Frequency35 MHz
VersionSMT 
Design Kit
74408942082
8.2 µH, 1.4 A, 2.2 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance8.2 µH
Rated Current1.4 A
Saturation Current2.2 A
DC Resistance0.134 Ω
Self Resonant Frequency26 MHz
VersionSMT 
Design Kit
74408943082
8.2 µH, 1.75 A, 2.2 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance8.2 µH
Rated Current1.75 A
Saturation Current2.2 A
DC Resistance0.081 Ω
Self Resonant Frequency32 MHz
VersionSMT 
Design Kit
74408941089
8.9 µH, 0.95 A, 1.7 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance8.9 µH
Rated Current0.95 A
Saturation Current1.7 A
DC Resistance0.24 Ω
Self Resonant Frequency33 MHz
VersionSMT 
Design Kit
74408941100
10 µH, 0.9 A, 1.6 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance10 µH
Rated Current0.9 A
Saturation Current1.6 A
DC Resistance0.248 Ω
Self Resonant Frequency33 MHz
VersionSMT 
Design Kit
74408942100
10 µH, 1.38 A, 2.1 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance10 µH
Rated Current1.38 A
Saturation Current2.1 A
DC Resistance0.148 Ω
Self Resonant Frequency25 MHz
VersionSMT 
Design Kit
74408943100
10 µH, 1.65 A, 2.1 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance10 µH
Rated Current1.65 A
Saturation Current2.1 A
DC Resistance0.094 Ω
Self Resonant Frequency28 MHz
VersionSMT 
Design Kit
74408941150
15 µH, 0.75 A, 1.35 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance15 µH
Rated Current0.75 A
Saturation Current1.35 A
DC Resistance0.43 Ω
Self Resonant Frequency24 MHz
VersionSMT 
Design Kit
74408942150
15 µH, 1.1 A, 1.6 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance15 µH
Rated Current1.1 A
Saturation Current1.6 A
DC Resistance0.245 Ω
Self Resonant Frequency19 MHz
VersionSMT 
Design Kit
74408943150
15 µH, 1.4 A, 1.7 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance15 µH
Rated Current1.4 A
Saturation Current1.7 A
DC Resistance0.136 Ω
Self Resonant Frequency22 MHz
VersionSMT 
Design Kit
74408941220
22 µH, 0.65 A, 1.1 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance22 µH
Rated Current0.65 A
Saturation Current1.1 A
DC Resistance0.549 Ω
Self Resonant Frequency20 MHz
VersionSMT 
Design Kit
74408942220
22 µH, 0.85 A, 1.3 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance22 µH
Rated Current0.85 A
Saturation Current1.3 A
DC Resistance0.354 Ω
Self Resonant Frequency14 MHz
VersionSMT 
Design Kit
74408943220
22 µH, 1.1 A, 1.4 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance22 µH
Rated Current1.1 A
Saturation Current1.4 A
DC Resistance0.213 Ω
Self Resonant Frequency19 MHz
VersionSMT 
Design Kit
74408941330
33 µH, 0.45 A, 0.9 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance33 µH
Rated Current0.45 A
Saturation Current0.9 A
DC Resistance1.015 Ω
Self Resonant Frequency15 MHz
VersionSMT 
Design Kit
74408942330
33 µH, 0.75 A, 1.1 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance33 µH
Rated Current0.75 A
Saturation Current1.1 A
DC Resistance0.5 Ω
Self Resonant Frequency12 MHz
VersionSMT 
Design Kit
74408943330
33 µH, 0.9 A, 1.2 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance33 µH
Rated Current0.9 A
Saturation Current1.2 A
DC Resistance0.298 Ω
Self Resonant Frequency14 MHz
VersionSMT 
Design Kit
74408941470
47 µH, 0.4 A, 0.75 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance47 µH
Rated Current0.4 A
Saturation Current0.75 A
DC Resistance1.133 Ω
Self Resonant Frequency14 MHz
VersionSMT 
Design Kit
74408942470
47 µH, 0.66 A, 1 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance47 µH
Rated Current0.66 A
Saturation Current1 A
DC Resistance0.608 Ω
Self Resonant Frequency10 MHz
VersionSMT 
Design Kit
74408943470
47 µH, 0.8 A, 1.05 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance47 µH
Rated Current0.8 A
Saturation Current1.05 A
DC Resistance0.351 Ω
Self Resonant Frequency12 MHz
VersionSMT 
Design Kit
74408942560
56 µH, 0.51 A, 0.82 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance56 µH
Rated Current0.51 A
Saturation Current0.82 A
DC Resistance0.92 Ω
Self Resonant Frequency9.5 MHz
VersionSMT 
Design Kit
74408943560
56 µH, 0.7 A, 0.9 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance56 µH
Rated Current0.7 A
Saturation Current0.9 A
DC Resistance0.481 Ω
Self Resonant Frequency11 MHz
VersionSMT 
Design Kit
74408942680
68 µH, 0.49 A, 0.75 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance68 µH
Rated Current0.49 A
Saturation Current0.75 A
DC Resistance1.02 Ω
Self Resonant Frequency8 MHz
VersionSMT 
Design Kit
74408943680
68 µH, 0.6 A, 0.85 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance68 µH
Rated Current0.6 A
Saturation Current0.85 A
DC Resistance0.7 Ω
Self Resonant Frequency9.5 MHz
VersionSMT 
Design Kit
74408942820
82 µH, 0.46 A, 0.68 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance82 µH
Rated Current0.46 A
Saturation Current0.68 A
DC Resistance1.11 Ω
Self Resonant Frequency7 MHz
VersionSMT 
Design Kit
74408943820
82 µH, 0.58 A, 0.8 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance82 µH
Rated Current0.58 A
Saturation Current0.8 A
DC Resistance0.75 Ω
Self Resonant Frequency8 MHz
VersionSMT 
Design Kit
74408943101
100 µH, 0.52 A, 0.68 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance100 µH
Rated Current0.52 A
Saturation Current0.68 A
DC Resistance0.85 Ω
Self Resonant Frequency7.8 MHz
VersionSMT 
Design Kit

REDEXPERT loss simulation

Find the best inductor!

REDEXPERT loss simulation

Find the best inductor!

REDEXPERT has the world’s most accurate AC loss model, which even includes the DC-bias current. With dedicated DC-DC topologies or the generic loss simulator, you can accurately determine the AC and DC losses for your converter. The model includes the core material, shape and winding structure of the inductor. REDEXPERT recommends suitable inductors and allows you to add more filters to find the best inductor for your application.

Schematic representations of the REDEXPERT loss simulator

Assortments

Articles from this product series can be found in the following assortments:

Videos

How to choose the right coil type (inductor)?!