Inductors
•
•
•
Inductors Designed For
National’s 150 KHz SIMPLE SWITCHER
TM
6985-6991
Designed for use with National Semiconductor LM 259X series
Compact size and low cost
Meets flammability rating of UL 94V-0
MECHANICAL AND SCHEMATIC
(All dimensions in inches)
SUGGESTED PAD LAYOUT
SCHEMATIC
UNLESS OTHERWISE SPECIFIED,
ALL TOLERANCES ARE ± .010
ELECTRICAL SPECIFICATIONS @ 25°C
Part
Number
6985
Nominal
Inductance
(μH)
38
53
77
77
114
168
250
Rated
Current
(Amps DC)
3.0
3.0
3.0
2.7
2.22
1.81
1.5
Nominal
DCR
(Ω)
0.05
0.08
0.08
0.09
0.10
0.18
0.23
Issue A 08/04/02
6986
6987
6988
6989
6990
6991
NOTES:
1. SIMPLE SWITCHER
TM
is a trademark of National Semiconductor Corporation.
2. Inductance values are ±20%.
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An
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229 Colonnade Road, Ottawa, Ontario,Canada. K2E 7K3,
Tel: (613) 226-1626
Fax: (613) 226-7124
www.filtran.com
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