7.8
(.307)
MAX.
7.8
(.307)
MAX.
8.0
(.315)
MAX.
2.6
(.102)
MAX.
8.0
(.315)
MAX.
5.3
(.209)
MAX.
2.6
(.102)
TYP.
Features
■ Formerly model
■ Available in E12 series
■ Small design of only 7.8 mm maximum
diameter
■ RoHS compliant*
Applications
■ Input/output of DC/DC converters
■ Power supplies for:
• Portable communication equipment
• Camcorders
• LCD TVs
• Car radios
PM75 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)
PM75-100K-RC 10 ± 10 25 2.52 22 0.07 2.30 3.20
PM75-120K-RC 12 ± 10 25 2.52 20 0.08 2.00 3.00
PM75-150K-RC 15 ± 10 25 2.52 16 0.09 1.80 2.70
PM75-180K-RC 18 ± 10 20 2.52 15 0.10 1.60 2.60
PM75-220K-RC 22 ± 10 20 2.52 13 0.11 1.50 2.30
PM75-270K-RC 27 ± 10 20 2.52 12 0.12 1.30 2.10
PM75-330K-RC 33 ± 10 15 2.52 10 0.14 1.20 1.90
PM75-390K-RC 39 ± 10 15 2.52 10 0.16 1.10 1.70
PM75-470K-RC 47 ± 10 15 2.52 9 0.20 1.00 1.60
PM75-560K-RC 56 ± 10 15 2.52 9 0.24 0.94 1.50
PM75-680K-RC 68 ± 10 15 2.52 8 0.30 0.85 1.30
PM75-820K-RC 82 ± 10 12 2.52 7 0.37 0.78 1.20
PM75-101K-RC 100 ± 10 12 0.796 7 0.45 0.72 1.10
PM75-121K-RC 120 ± 10 12 0.796 7 0.48 0.68 1.00
PM75-151K-RC 150 ± 10 12 0.796 6 0.68 0.58 0.85
PM75-181K-RC 180 ± 10 12 0.796 6 0.77 0.51 0.80
PM75-221K-RC 220 ± 10 12 0.796 5 0.96 0.49 0.80
PM75-271K-RC 270 ± 10 12 0.796 5 1.11 0.42 0.66
PM75-331K-RC 330 ± 10 12 0.796 5 1.26 0.40 0.58
PM75-391K-RC 390 ± 10 12 0.796 4 1.77 0.36 0.55
PM75-471K-RC 470 ± 10 12 0.796 4 1.96 0.34 0.50
Typical Part Marking Electrical Schematic
101
