2.92
(.115)
2.54
(.100)
2.54
(.100)
2.79
(.110)
9.5
(.374)
MAX.
3.0
(.118)
MAX.
7.37
(.290)
7.62
(.300)
13.0
(.512)
MAX.
Features
■ Formerly model
■ Height of 3.0 mm max.
■ Current rating up to 2.0 A
■ RoHS compliant*
Applications
■ Input/output of DC/DC converters
■ Industrial electronics
■ Power supplies for:
• Portable communications equipment
• Camcorders
• LCD TVs
PM3308 Series - SMD Power Inductors
*RoHS COMPLIANT
Test Voltage ....................................0.1 V
...230 °C; 50 sec. max.
Operating Temperature
................................-55 °C to +125 °C
(Temperature rise included)
Storage Temperature ...-55 °C to +125 °C
Resistance to Soldering Heat
...........................260 °C, 10 sec. max.
Moisture Sensitivity Level .......................2
................... N/A
Materials
Core ..............................................Ferrite
Wire ............................ Enameled copper
Terminal .................................... Sn/Ni/Cu
Rated Current
................... Ind. drop 10 % typ. at Isat
Temperature Rise
............................ 30 °C typical at Irms
Packaging ...................1000 pcs. per reel
Bourns Part No.
Inductance 100 kHz
Test
Frequency
(MHz)
DCR
Max.
(Ω)
Irms
(A)
Isat
(A)(μH) Tol. (%)
PM3308-100M-RC 10 ±20 2.52 0.11 2.00 2.40
PM3308-150M-RC 15 ±20 2.52 0.15 1.50 2.00
PM3308-220M-RC 22 ±20 2.52 0.23 1.30 1.60
PM3308-330M-RC 33 ±20 2.52 0.30 1.10 1.40
PM3308-470M-RC 47 ±20 2.52 0.39 0.80 1.00
PM3308-680M-RC 68 ±20 2.52 0.7 0.70 0.90
PM3308-101M-RC 100 ±20 0.796 0.8 0.60 0.70
PM3308-151M-RC 150 ±20 0.796 1.2 0.50 0.60
PM3308-221M-RC 220 ±20 0.796 1.9 0.40 0.50
PM3308-331M-RC 330 ±20 0.796 2.7 0.30 0.40
PM3308-471M-RC 470 ±20 0.796 4.0 0.20 0.30
PM3308-681M-RC 680 ±20 0.796 5.3 0.10 0.20
PM3308-102M-RC 1000 ±20 0.252 8.4 0.05 0.10
Product Dimensions
Recommended Pad Layout
DIMENSIONS:
MM
(INCHES)
Electrical Schematic Typical Part Marking
101
* RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
WARNING Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Specifications are subject to change without notice. Users should verify actual device performance in their specific
applications.
The products described herein and this document are subject to specific legal disclaimers as set forth on
the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf
PM3308 Series - SMD Power Inductors
Inductance vs. Current
0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.00
DC Current (A)
Inductance (μH)
20
40
60
80
100
120
140
160
180
200
0
220
221
151
101
680
470
330
150
220
100
0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.00
DC Current (A)
Inductance (μH)
500
1000
1500
2000
2500
3000
3500
4000
4500
5000
5500
6000
6500
7000
7500
8000
8500
9000
9500
0
102
681
471
331
Specifications are subject to change without notice.
Users should verify actual device performance in their specific applications.
The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at
www.bourns.com/docs/legal/disclaimer.pdf.