1509

Miniature Inductors & R.F. 621 Series 622 Series Selection Table MINIATURE INDUCTORS • Vacuum epoxy cast for stability. • Constructed to pass MIL environmental specs. • Low profile and pin mounted for P.C. applications. • Pin diameter 0.032" Ca t . I n d u c t a n c e ( L ) No. +/- 2% mH 621G 1.0 621J 2.2 621L 4.7 621N 10.0 621Q 22.0 622S 47 622U 100 622W 220 622Y 470 622ZA 1000 Idc (mA)* f or - 2% L 51 34 23 16 11 13.7 9.3 6.4 4.3 2.9 Freq. k Hz 50 45 40 30 35 16 15 13 10 8 Nominal Q 40 40 38 38 38 65 64 60 54 45 D.C. resistance +/ - 20% 2 4.5 8.2 20 45 27 49 122 218 400 * I D.C. current (ma.) for minus 2% change of inductance (L) ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ 1500 1506 1501 1508 1502 1509 1503 1510 1511 1505 1512 1515, 1518 & 1521 Selection Table R.F. CHOKES • Low loss ceramic or powdered iron forms • Tolerance +/- 10% on inductance • Catalog numbers 1515, 1518, 1521 designed for heavy duty use in linear amplifiers or other transmitter applications. Wound on 1" dia. ceramic forms with standoff insulators and 1/4-20 mounting bolt. 1504 Ca t . D. C. mA No. 1500 125 1501 75 1502 500 1503 50 1504 125 1505 250 1506 250 1508 500 1509 600 1510 400 1511 600 1512 1000 1515 500 1518 750 1521 1000 Induct. D.C. Res mH mH ohms 1.0 12.0 10 47.0 0.007 1.3 2.5 22.0 2.5 44.0 2.5 12.0 1.6 12.0 0.035 3.1 1.0 6.0 4.4 12.0 4.0 11.0 3.2 4.5 0.25 3.0 0.1 1.2 0.09 0.68 No. of Pi e s 1 2 Layer 2 4 4 4 Layer 5 5 5 5 Layer Layer Layer Fo r m Wt. Oz. Type Lengt h Powdered 0.63 0.25 Powdered 0.88 0.5 Ceramic 1.5 0.25 Powdered 0.63 0.25 Ceramic 1.5 0.5 Ceramic 1.5 0.75 Ceramic 1.5 0.5 Ceramic 3 1.3 Ceramic 3 2 Ceramic 3 3 Ceramic 3 2.5 Ceramic 3 5 Ceramic 4 8 Ceramic 4 8 Ceramic 4 8 CANADA Phone: (519) 822-2960 Fax: (519) 822-0715 © 2000 USA Phone: (716) 651-0086 Fax: (716) 651-0726 35 www.hammondmfg.com