9.8
(.386)
MAX.
9.8
(.386)
MAX.
10.0
(.394)
MAX.
2.8
(.110)
MAX.
10.0
(.394)
MAX.
5.8
(.228)
MAX.
2.9
(.114)
TYP.
Features
■ Formerly model
■ Available in E12 series
■ Small design of only 9.8 mm maximum
diameter
■ RoHS compliant*
Applications
■ Input/output of DC/DC converters
■ Power supplies for:
• Portable communication equipment
• Camcorders
• LCD TVs
• Car radios
PM105 Series - SMD Power Inductor
*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
Specifi cations are subject to change without notice.
Customers should verify actual device performance in their specifi c applications.
General Specifi cations
Test Frequency ............................. 1 KHz
Test Voltage .......................................1 V
Refl ow Soldering .. 230 °C, 50 sec. max.
Operating Temperature
................................-40 °C to +125 °C
(Temperature rise included)
Storage Temperature .. -40 °C to +125 °C
Resistance to Soldering Heat
................................. 260 °C for 5 sec.
Materials
Core ............................... Ferrite DR core
Wire .................... Enameled copper wire
Terminal ....................................Ag/Ni/Sn
Rated Current
...................Ind. drop 10 % typ. at Isat
Temperature Rise
......................40°C max. at rated Irms
Packaging .................... 500 pcs. per reel
DIMENSIONS:
MM
(INCHES)
Product Dimensions
Electrical Specifi cations
Recommended Layout
Inductance 1 kHz Test SRF I rms I sat
Q Frequency Min. RDC
Max. Typ.
Bourns Part No. (µH) Tol. % Ref. (MHz) (MHz) (Ω) (A) (A)
PM105-100M-RC 10 ± 20 30 2.52 21 0.060 2.60 5.10
PM105-120M-RC 12 ± 20 30 2.52 20 0.070 2.45 4.50
PM105-150M-RC 15 ± 20 30 2.52 16 0.080 2.25 4.00
PM105-180M-RC 18 ± 20 30 2.52 15 0.090 2.15 3.80
PM105-220M-RC 22 ± 20 25 2.52 13 0.10 1.95 3.50
PM105-270K-RC 27 ± 10 25 2.52 11 0.11 1.75 3.40
PM105-330K-RC 33 ± 10 25 2.52 10 0.12 1.50 2.90
PM105-390K-RC 39 ± 10 20 2.52 9.0 0.14 1.35 2.60
PM105-470K-RC 47 ± 10 20 2.52 8.0 0.17 1.25 2.30
PM105-560K-RC 56 ± 10 20 2.52 7.5 0.19 1.15 2.10
PM105-680K-RC 68 ± 10 15 2.52 7.0 0.22 1.10 2.00
PM105-820K-RC 82 ± 10 15 2.52 6.0 0.25 1.00 1.90
PM105-101K-RC 100 ± 10 15 0.796 5.2 0.35 0.97 1.70
PM105-121K-RC 120 ± 10 15 0.796 5.0 0.40 0.89 1.50
PM105-151K-RC 150 ± 10 15 0.796 4.5 0.47 0.78 1.40
PM105-181K-RC 180 ± 10 12 0.796 4.0 0.63 0.72 1.30
PM105-221K-RC 220 ± 10 12 0.796 3.8 0.73 0.66 1.10
PM105-271K-RC 270 ± 10 12 0.796 3.5 0.97 0.57 1.00
PM105-331K-RC 330 ± 10 12 0.796 3.2 1.15 0.52 0.85
PM105-391K-RC 390 ± 10 12 0.796 3.0 1.30 0.48 0.80
PM105-471K-RC 470 ± 10 12 0.796 2.5 1.48 0.42 0.80
PM105-561K-RC 560 ± 10 12 0.796 2.3 1.90 0.33 0.66
PM105-681K-RC 680 ± 10 12 0.796 2.1 2.25 0.28 0.65
PM105-821K-RC 820 ± 10 10 0.796 2.0 2.55 0.24 0.56
Typical Part Marking Electrical Schematic
101
