TOROIDAL INDUCTORS HIGH INDUCTANCE High frequency, low loss operation (up to 100 kHz) Encapsulated construction Ambient temperature range of -55°C to +70°C Good inductance stability with temperature Electrical Specifications @ 25°C REFERENCE OPERATING VALUES Inductance Maximum IDC Typical ETOP (AMPS) (mH) (V-µSec) Part Number Energy Storage (µJ MIN) 1 DESIGN CONTROL VALUES Inductance DCR Size No DC (mHy) ( Ω MAX) Code 2 (±20%) PE-50500 0.5 .60 110 90 .72 0.35 7 PE-50501 1.0 .35 160 60 1.51 0.75 7 PE-50502 2.0 .25 225 60 2.88 1.30 7 PE-50503 0.5 1.75 325 765 .72 0.35 8 PE-50506 0.5 2.75 650 1890 .75 0.25 9 PE-50508 2.0 1.50 1200 2250 2.70 0.75 9 NOTES: 1. LI2 rating is the ability of the inductor to store energy. 2 2. Inductance measured at 0.4 Volts and 20 kHz. Mechanical INDUCTANCE AT OPERATING IDC REFERENCE IDC Inductance Variation with IDC Change #20 (0.032 inches) AWG LEADS (4 PLS) 1.30 1.15 1.00 .85 Dimensions: Inches mm Unless otherwise specified, all tolerances are ± .010 0,25 .70 .75 100 1.25 E MIN B MAX 90° TYP C MAX OPERATING CURRENT IDC REFERENCE IDC Schematic Size Code D ± .010 DIA ,25 A B C D E 1 4 PE-5050X 1 3 7 .754 19,15 .400 10,16 .500 12,70 .625 15,87 0.03 0,76 2 8 1.140 28,95 .665 16,89 .500 12,70 1.00 25,40 0.03 0,76 3 OPEN 9 1.416 35,96 .850 21,59 .500 12,70 1.250 13,75 0.03 0,76 4 OPEN 2 A MAX US 858 674 8100 • UK 44 1483 401 700 • France 33 3 84 35 04 04 • Singapore 65 287 8998 • Taiwan 886 2 2698 0228 • Hong Kong 852 2788 6588 • http://www.pulseeng.com 37 PC500.B (5/02)