6R8
4.80 ± 0.20
(.189 ± .008)
4.80 ± 0.20
(.189 ± .008)
1.60
(.063)
TYP.
1.60
(.063)
TYP.
1.60
(.063)
TYP.
1.80 ± 0.20
(.071 ± .008)
Features
■ Formerly model
■ Height of 2.0 mm
■ Current rating up to 2.7 A
■ RoHS compliant
Applications
■ Input/output of DC/DC converters
■ Power supplies for:
• Portable communication equipment
• Camcorders
• LCD TVs
• Car radios
PM42S Series - Shielded SMD Power Inductors
*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 Voltage .................... 0.1 V, 100 KHz
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 10 sec.
Materials
Core Material ................................Ferrite
Wire ...........................Enameled Copper
Adhesive ............................. Epoxy Resin
Terminal ....................................Ag/Ni/Sn
Rated Current .......Ind. drop of 35 % typ.
at Isat
Temperature Rise ....... 30 ˚C typ. at Irms
Packaging .................. 1000 pcs. per reel
Product Dimensions
Electrical Specifi cations
Recommended Layout
Inductance 100 kHz Test SRF DCR
Q Frequency Typ. Max.
I rms I sat
Bourns Part No. (µH) Tol. % Ref. (MHz) (MHz) (mΩ) (A) (A)
PM42S-1R0-RC 1.0 ±30 9 7.960 219 35 2.70 2.60
PM42S-2R2-RC 2.2 ±30 8 7.960 90 55 2.10 2.10
PM42S-2R7-RC 2.7 ±30 8 7.960 78 60 2.03 1.95
PM42S-3R3-RC 3.3 ±30 8 7.960 61 65 1.95 1.80
PM42S-3R9-RC 3.9 ±30 8 7.960 60 75 1.82 1.65
PM42S-4R7-RC 4.7 ±30 8 7.960 55 82 1.72 1.50
PM42S-5R6-RC 5.6 ±30 7 7.960 57 90 1.64 1.25
PM42S-6R8-RC 6.8 ±30 8 7.960 49 100 1.50 1.15
PM42S-8R2-RC 8.2 ±30 7 7.960 40 135 1.40 1.10
PM42S-100-RC 10 ±30 10 2.520 38 150 1.30 1.00
PM42S-120-RC 12 ±30 9 2.520 32 170 1.15 0.90
PM42S-150-RC 15 ±30 8 2.520 30 220 1.03 0.82
PM42S-180-RC 18 ±30 7 2.520 30 280 0.92 0.75
PM42S-220-RC 22 ±30 7 2.520 29 300 0.88 0.65
PM42S-270-RC 27 ±30 7 2.520 23 370 0.77 0.60
PM42S-330-RC 33 ±30 7 2.520 21 420 0.73 0.50
PM42S-390-RC 39 ±30 8 2.520 19 540 0.64 0.48
PM42S-470-RC 47 ±30 8 2.520 20 600 0.62 0.45
PM42S-560-RC 56 ±30 8 2.520 15 820 0.52 0.40
PM42S-680-RC 68 ±30 7 2.520 13 860 0.50 0.38
PM42S-820-RC 82 ±30 8 2.520 13 1200 0.43 0.32
PM42S-101-RC 100 ±30 10 0.796 12 1350 0.40 0.30
PM42S-121-RC 120 ±30 11 0.796 10 1950 0.33 0.28
PM42S-151-RC 150 ±30 14 0.796 10 2600 0.28 0.26
PM42S-181-RC 180 ±30 10 0.796 10 4000 0.18 0.25
Inductance vs. Current
10
1
23 5710
2
23 57
DC Current (mA)
Inductance (µH)
10
3
10
4
23 57
10
0
7
5
10
1
7
5
3
2
10
2
7
5
3
2
1R0
4R7
100
330
101
5.30
(.209)
2.00
(.079)
REF.
1.50
(.059)
REF.
2.00
(.079)
REF.
1.80
(.071)
REF.
REF.
R
DIMENSIONS:
MM
(INCHES)
