Series 4221 Surface Mount Filter Bead Part Number 4221-1 4221-2 4221-3 4221-4 Impedance (OHMS) @25MHz (Min.) @100MHz (±20%) 22 47 45 95 22 42 43 85 DCR 0.0008 Ohms max. Operating Temperature Range –55°C to +125°C Current Rating 5 Amps max. (35°C Rise, 90° Ambient) Material Ferrite bead with 90/10 tin/lead plated copper lead Packaging Tape & reel Series 4221-1 and 4221-3 (12mm) Series 4221-2 and 4221-4 (16mm) 7" reel, 500 pieces max.; 13" reel, 4000 pieces max. 4221 - 1 4221 - 2 4221 - 3 4221 - 4 0.197 +0.011/-0.028 (5.0 +0.3/-0.7) 0.120 ± 0.006 (3.05 ± 0.15) 0.120 +0.007/-0.015 (3.05 +0.2/-0.4) 0.059 ± 0.025 (1.50 ± 0.63) 0.050 ± 0.003 (1.25 ± 0.07) 0.374 +0.015/-0.028 (9.5 +0.4/-0.7) 0.120 ± 0.006 (3.05 ± 0.15) 0.120 +0.007/-0.015 (3.05 +0.2/-0.4) 0.059 ± 0.025 (1.50 ± 0.63) 0.050 ± 0.003 (1.25 ± 0.07) 0.217 +0.011/-0.028 (5.5 +0.3/-0.7) 0.117 ± 0.006 (2.97 ± 0.15) 0.138 +0.007/-0.015 (3.50 +0.2/-0.4) 0.059 ± 0.025 (1.50 ± 0.63) 0.050 ± 0.003 (1.25 ±0.07) 0.350 +0.015/-0.028 (8.9 +0.4/-0.7) 0.187 ± 0.006 (4.75 ± 0.15) 0.138 +0.007/-0.015 (3.50 +0.2/-0.4) 0.059 ± 0.025 (1.50 ± 0.63) 0.073 ± 0.003 (1.85 ± 0.07) SUPPRESSORS A in. mm. B in. mm. C in. mm. D in. mm. E in. mm. TYPICAL CURVES IMPEDANCE (OHMS) 110 100 90 4221-2 80 4221-4 70 4221-1 60 50 40 4221-3 30 20 10 1 10 100 1000 FREQUENCY (MHz) For more detailed graphs, contact factory www.delevan.com E-mail: [email protected] 270 Quaker Rd., East Aurora NY 14052 • Phone 716-652-3600 • Fax 716-652-4814 PAGE 2/ 2002 101