Inductors Surface Mount Drum Core Power Inductors 8403-XXX • Designed for use in DC-DC converters where high energy storage combined with low DCR is a requirement • Suitable for auto assembly and compatible with reflow process to 240°C • Useful in battery-powered and low voltage converters • Rugged design features with an extended operating temperature range of -40°C to +85°C MECHANICAL AND SCHEMATIC (All dimensions in inches) SUGGESTED PAD LAYOUT SCHEMATIC ISSUE: A 06/02/02 8403-XXX ELECTRICAL SPECIFICATIONS @ 25˚C NOTES: Part Number Inductance1 (µH ±20%) DCR (Ω MAX) Isat2 (A) Irms3 (A) 8403-100 8403-150 8403-220 8403-330 8403-470 8403-680 8403-101 8403-151 8403-221 8403-331 8403-471 8403-681 8403-102 10.0 15.0 22.0 33.0 47.0 68.0 100.0 150.0 220.0 330.0 470.0 680.0 1000.0 0.11 0.15 0.23 0.30 0.39 0.66 0.84 1.2 1.9 2.7 4.0 5.3 8.4 2.4 2.0 1.6 1.4 1.0 0.9 0.7 0.6 0.5 0.4 0.3 0.2 0.1 2.0 1.5 1.3 1.1 0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1 0.05 1. Tested at 100 kHz, 0.1 Vrms. 2. Inductance drop = 10% typ. at rated Isat. 3. ∆T = 30°C rise typ. at Irms. An ISO 9001 Registered Company 229 Colonnade Road, Nepean, Ontario, Canada K2E 7K3 Tel: (613) 226-1626 Fax: (613) 226-7124 www.filtran.com