Features
Applications
■ DC/DC converters
■ Power supplies
■ General use
■ Formerly J.W.Miller model
■ High resistance to heat and humidity
■ Resistance to mechanical shock and
pressure
220K
■ Accurate dimensions for automatic
surface mounting
■ Wide inductance range (1.0 nH to 1000 µH)
■ RoHS compliant*
PM1210 & PM1812 Series SMT Chip Inductors
General Specifications
Temperature Rise .......................................................................................................................................................................20 ˚C max.
Ambient Temperature................................................................................................................................................................ 80 ˚C max.
Operating Temperature...................................................................................................................................................-40 °C to +100 °C
Storage Temperature......................................................................................................................................................-40 °C to +100 °C
Resistance to Soldering Heat
PM1210.......................................................................................................................................................................260 ˚C, 5 seconds
PM1812.......................................................................................................................................................................245 ˚C, 5 seconds
Materials
Ferrite Core
PM1210................................................................................................................................................................................................All
PM1812................................................................................................................................................................................................All
Coil Type.................................................................................................................................................................................. Copper wire
Enclosure.................................................................................................................................................................................. Epoxy resin
Terminal ...................................................................................................................................................................................................Sn
Product Dimensions
Marking
Marking
PM1210
PM1812
3.2
(.125)
2.5
(.079)
1.2
(.047)
1.9
(.075)
4.5
(.177)
3.2
(.126)
2.2
(.086)
3.2 0.2
(.125 .008)
1.7 0.2
(.066 .008)
0.6
(.024)
1.0
(.039)
1.0
(.039)
Recommended Land Pattern Dimensions
Model
a
b
c
1.6 to 2.0
4.0 to 4.6
1.9 to 2.4
c
PM1210
PM1812
(.063 to .079)
(.157 to .181)
(.075 to .094)
a
b
2.4 to 2.6
5.5 to 6.0
2.0 to 3.0
(.094 to .102)
(.217 to .236)
(.079 to .118)
MM
(INCHES)
DIMENSIONS:
*RoHS Directive 2002/95/EC Jan 27 2003 including Annex.
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.