CTWB-2.5

Wide Band Chokes - Axial ctparts.com CTWB Series From 1.5T’s to 2x1.5T’s Part Number CTWB_-1.5 CTWB_-1.5-S CTWB_-2x1.5 CTWB_-2x1.5-S Not shown at actual size. CTWB_-2.0 CTWB_-2.0-S CTWB_-2.5 CTWB_-2.5-S CTWB_-3.0 CTWB_-3.0-S SPECIFICATIONS The "-S" suffix denotes the "secondary bead" material available. CTWBF Please specify “F” for RoHS compliant Impedance @ 100 MHz Min. (Ω) 375 400 375 400 480 600 580 675 550 1140 Lead Wire Size (AWG) 24 24 24 24 24 24 24 24 24 24 Refer to Figure # 1 1 5 5 2 2 3 3 4 4 Wire Length (inches) 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 Number of Turns 1.5 1.5 2x1.5 2x1.5 2 2 2.5 2.5 3 3 MINIMUM IMPEDANCE (Ω) Figure # 1 2 10 MHz 170 240 320 400 170 Bead Material 50 MHz 100 MHz 320 520 680 800 320 375 480 580 550 375 “Secondary Bead” Material 50 MHZ 100 MHz 200 MHz 250 425 550 1000 250 400 600 675 1140 400 325 300 275 800 325 Compliant Available RoHS 3 4 5 CHARACTERISTICS Description: Wide-band wire-wound beads Applications: Used for EMI and RA filtering applications. Also used in RF circuits to subdue “parasitic oscillation” at VHF and UHF Testing: Impedance is tested on an HP4287A at 100 MHz Miscellaneous: RoHS Compliant available. Additional Information: Additional electrical & physical information available upon request Samples available. See website for ordering information. Fig. 1 CTWB-1.5 CTWB-1.5-S WINDING PATTERNS Fig. 2 CTWB-2.0 CTWB-2.0-S WIDE BAND CHOKE CORE Size mm inches A 6.0±0.25 0.236 B 0.75±0.15 0.032 C 10±0.25 0.394 D 3.5 Ref. 0.138 Fig. 3 CTWB-2.5 CTWB-2.5-S Fig. 4 CTWB-3.0 CTWB-3.0-S Fig. 5 CTWB-2x1.5 CTWB-2x1.5-S 01.10.07 Technologies Manufacturer of Passive and Discrete Semiconductor Components 800-684-5322 Inside US 949-453-1811 Outside US Copyright © 2007 by CT Magnetics, DBA Central Technologies. All rights reserved. CT Magnetics reserves the right to make improvements or change specifications without notice CENTRAL