TransformingMagnetics
TM
SwitchmodePower
Surface Mount Drum Core Power
Inductors: DUS-7328 Series
Features
.115 (2)
[2.92]
.720
.490
[18.29]
[12.45]
[12.75]
.110 (2)
[2.79]
Economical, reliable SMD inductors
Inductance range: 0.47 uH to 1000
uH
Excellent current rating in a low-
profile package
High energy storage and extremely
low resistance
Excellent saturating (to 20A) and
continuous current capabilities (to
9A)
Designed for pick and place
operations
Compatible with solder reflow
processes to 240°C
Same footprint as DHC-7328 and
DHC-7342 series
Applications
(Note 3)
Isat
(Adc)
20.00
20.00
16.00
14.00
13.00
12.00
10.00
8.00
7.00
5.50
4.50
3.50
3.00
2.60
2.40
1.90
1.40
1.20
1.00
(Note 4)
Icont
(Adc)
9.08
8.60
7.10
6.20
5.70
5.30
4.30
4.00
3.50
3.00
2.60
2.30
1.80
1.50
1.20
1.00
0.82
0.72
0.56
Part Number
DUS-7328-R47R
DUS-7328-1R0R
DUS-7328-2R2R
DUS-7328-3R3R
DUS-7328-4R5R
DUS-7328-5R6R
DUS-7328-100R
DUS-7328-150R
DUS-7328-220R
DUS-7328-330R
DUS-7328-470R
DUS-7328-680R
DUS-7328-101R
DUS-7328-151R
DUS-7328-221R
DUS-7328-331R
DUS-7328-471R
DUS-7328-681R
DUS-7328-102R
(Note 1)
Inductance
uH +/- 20%
0.47
1.0
2.2
3.3
4.5
5.6
10.0
15.0
22.0
33.0
47.0
68.0
100.0
150.0
220.0
330.0
470.0
680.0
1000.0
(Note 2)
DCR
(ohms max)
0.008
0.009
0.014
0.015
0.016
0.020
0.031
0.036
0.047
0.066
0.086
0.130
0.190
0.250
0.380
0.560
0.850
1.100
1.800
Economical, high current inductors
for DC/DC converter supplies
Wide inductance range with high
current for high-frequency, medium
and low voltage supplies
Inductors for DC/DC conversion
circuits in notebook computer,
peripheral, cellular phone, process
control, factory automation and test
industries
Useful in medium current DC/DC
converters
Environmental Specifications
Operating temperature range:
-40° to +85°C
Storage temperature range:
-50°C to +125°C
Packaging
Parts are packaged in 32 mm
embossed carrier tape per
EIA-481-3
DUS-7328 is packaged 400 pieces
per 13 reel
*Minimum inductance at lsat, 0.60 uH nominal inductance
NOTES:
1 Open circuit inductance test at 100KHz, 0.1 Vrms, 0.0Adc
2 DCR limits at 20
°
C
3 Saturating DC current for approximately 20% rolloff from initial inductance
4 Continuous DC current for approximate temperature rise of 40
°
C from a 25
°
C
ambient
3/29/06
Details subject to change. Contact your Midcom sales representative for additional information. Dimensions: in/mm. All tolerances are ± .010/0,25 and electrical specifications are @ 25°C unless otherwise specified.
Midcom, Inc. USA
121 Airport Drive - PO Box 1330
Watertown, SD 57201
T: 605.886.4385 ~ F: 605.886.4486
www.midcom-inc.com ~ email:sales@midcom-inc.com
Midcom, Inc. China
10/F Spectrum Tower 53 Hung to Road
Kwun Tong, Kowloon, HK
T: 852.2320.4221 ~ F: 852.2352.3272
www.midcom.com.cn ~ email:sye@midcom-inc.com
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