7.30
(.287)
2.60
(.102)
REF.
2.10
(.083)
REF.
2.60
(.102)
REF.
2.70
(.106)
REF.
REF.
R
100
6.80 ± 0.20
(.268 ± .008)
6.80 ± 0.20
(.268 ± .008)
2.30
(.091)
TYP.
2.20
(.087)
TYP.
2.30
(.091)
TYP.
2.80 ± 0.20
(.110 ± .008)
Features
■ Formerly model
■ Height of 3.0 mm max.
■ Current rating up to 3.0 A
■ RoHS compliant*
Applications
■ Input/output of DC/DC converters
■ Power supplies for:
• Portable communication equipment
• Camcorders
• LCD TVs
• Car radios
PM628S 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 .................. 1500 pcs. per reel
DIMENSIONS:
MM
(INCHES)
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)
PM628S-3R0-RC 3.0 ±30 9 7.96 45 28 3.00 2.60
PM628S-3R9-RC 3.9 ±30 9 7.96 47 32 2.45 2.30
PM628S-5R0-RC 5.0 ±30 7.5 7.96 50 36 2.40 2.10
PM628S-6R0-RC 6.0 ±30 9 7.96 48 40 2.30 2.00
PM628S-7R3-RC 7.3 ±30 6 7.96 38 52 2.20 1.85
PM628S-8R6-RC 8.6 ±30 8 2.52 33 56 2.10 1.82
PM628S-100-RC 10 ±30 11 2.52 29 65 2.00 1.70
PM628S-120-RC 12 ±30 10 2.52 24 70 1.90 1.50
PM628S-150-RC 15 ±30 9.5 2.52 23 78 1.70 1.30
PM628S-180-RC 18 ±30 9 2.52 21 85 1.50 1.10
PM628S-220-RC 22 ±30 8.5 2.52 19 115 1.40 1.08
PM628S-270-RC 27 ±30 9 2.52 19 130 1.20 1.00
PM628S-330-RC 33 ±30 10 2.52 14 155 1.15 0.92
PM628S-390-RC 39 ±30 10 2.52 17 195 1.00 0.75
PM628S-470-RC 47 ±30 10 2.52 11 235 0.92 0.72
PM628S-560-RC 56 ±30 10 0.796 15 260 0.85 0.65
PM628S-680-RC 68 ±30 11 0.796 10.5 300 0.80 0.60
PM628S-820-RC 82 ±30 9 0.796 14 400 0.70 0.56
PM628S-101-RC 100 ±30 8.5 0.796 7 500 0.58 0.55
Soldering Profi le
Temperature
(°C)
25
75
125
175
225
275
0 50 100 150 200 250 300
Time (seconds)
120 - 150 seconds
60 - 90
seconds
260°C peak
190°C
150°C
220°C
Ramp Down
6°C/second
maximum
<1> 255°C
<1> Maximum of 10 seconds between
+255°C and +260°C
Ramp Up
3°C/second maximum
10 seconds minimum
Rev. 02/22/05
