4212-8

NU MB ER TU RN S PA RT #O F 4212-1 4212-2 4212-3 4212-4 4212-5 4212-6 4212-7 4212-8 1–3 1–3 1–1 1–1 1–2 1–2 1–4 1–4 2 1 ⁄2 2 1 ⁄2 1 1 ⁄2 1 1 ⁄2 2 2 3 3 — 325 — 170 — 240 — 400 @ — — 325 320 525 520 950 800 @ Wound Beads FI GU RE Physical Parameters Length Diameter Lead Size AWG #24 TCW A B Inches 0.374 to 0.414 0.216 to 0.256 0.0185 to 0.0215 0.12 Max. 1.10 Min. Millimeters 9.50 to 10.51 5.48 to 6.35 0.47 to 0.55 3.05 Max. 28.0 Min. Impedances measured on HP 4191A Impedance Analyzer. High resistivity ferrite material eliminates the need to insulate windings. Lead Wire Tin/Lead coated copper Packaging Bulk only SUPPRESSORS For more detailed graphs, contact factory IMPEDANCE vs. FREQUENCY 1200 1 = Dash 7 1000 1 IMPEDANCE (OHMS) 2 800 8 5 6 600 400 4 200 3 20 40 60 80 100 120 140 160 180 200 FREQUENCY (MHz) www.delevan.com E-mail: apisales@delevan.com 270 Quaker Rd., East Aurora NY 14052 • Phone 716-652-3600 • Fax 716-652-4814 50 MH z @ 10 0M Hz @ 15 0M Hz @ 20 0M Hz @ 22 0M Hz 750 575 425 375 600 480 900 550 700 525 — — — — — — — — 400 — 600 — 600 — 400 — — — — — — — 10 MH z Series 4212 MINIMUM IMPEDANCE Number 220 240 PAGE 2/ 2002 107