SMT Power Inductors
Special Features
• High current capacity
• Ferrite bobbin core
• Low core loss for high frequency power applications
• Compact size
• Large terminal surface for excellent PCB bonding
• Operating temperature -30 to +100 °C
• Tape & reel packaged 1000/reel
Part
Number
PM73-100M-RC
PM73-120M-RC
PM73-150M-RC
PM73-180M-RC
PM73-220M-RC
PM73-270M-RC
PM73-330M-RC
PM73-390M-RC
PM73-470M-RC
PM73-560K-RC
PM73-680K-RC
PM73-820K-RC
PM73-101K-RC
PM73-121K-RC
PM73-151K-RC
PM73-181K-RC
PM73-221K-RC
PM73-271K-RC
PM73-331K-RC
PM73 Series
L (µH)
±20 %
10
12
15
18
22
27
33
39
47
±10 %
56
68
82
100
120
150
180
220
270
330
Test
Freq.
2.52MHz
2.52MHz
2.52MHz
2.52MHz
2.52MHz
2.52MHz
2.52MHz
2.52MHz
2.52MHz
2.52MHz
2.52MHz
2.52MHz
1 KHz
1 KHz
1 KHz
1 KHz
1 KHz
1 KHz
1 KHz
DCR
(Ω)
Max.
0.081
0.090
0.104
0.111
0.129
0.153
0.170
0.217
0.252
0.282
0.332
0.406
0.481
0.536
0.755
1.02
1.20
1.31
1.50
I, DC*
(A)
1.44
1.39
1.24
1.12
1.07
0.94
0.85
0.74
0.68
0.64
0.59
0.54
0.51
0.49
0.40
0.36
0.31
0.29
0.28
Typical Applications
• Notebook computers
• Battery chargers
• DC/DC converters
• Network cards
• Switching boards
• Industrial electronics
• Entertainment electronics devices
Notes
* Current to cause max. 10 % of inductance drop,
or 40 °C temperature rise
7.0
7.8
3.5
R1.0
2.0
8.0
7.5
Dimensions: mm
Tolerance: -/+0.5
Pad Layout
Tel. (877) 426-8767 • Fax (951) 781-5006
REV. 06/07
www.bourns.com
9.15
