Balun Transformers TOKO B5F TOKO B5FL TOKO B4F 6.9 x 6.9 x 4.4mm Max. 6.9 x 6.9 x 3.6mm Max. 5.5 x 4.4 x 3.2mm Max. Transformers for Double Balanced Mixers Internal Connections Winding Turns 3 1/2 T x 4 4 1/2 T x 4 #617DB-1674 #617DB-1675 50 ~ 1000 MHz 10 ~ 1000 MHz 300 #616DB-1196 #616DB-1197 #616DB-1198 300 #458DB-1614 #458DB-1615 #458DB-1616 Initial Core Permeability B4F B5FL 300 2 1/2 T x 4 #617DB-1673 TOKO Type B5F 50 ~ 1000 MHz 5 ~ 500 MHz 5 ~ 500 MHz 10 ~ 860 MHz 3 ~ 860 MHz 5 1/2 T x 4 #617DB-1714 3 ~ 1000 MHz 5 ~ 500 MHz 3 ~ 700 MHz Transformers for Frequency Mixers Internal Connections TOKO Type Initial Core Permeability B4F 300 1-2=2-3=2T, 4-6=2T #617PT-1667 300 #616PT-1201 300 #458PT-1619 B5FL 10 ~ 500 MHz 10 ~ 100 MHz #616PT-1203 #458PT-1586 #458PT-1587 #458PT-1565 300 2 1/2 T x 2 #617DB-1653 Winding Turns 3 1/2 T x 2 4 1/2 T x 2 #617DB-1654 #617DB-1655 10 ~ 1000 MHz 10 ~ 1000 MHz 5 1/2 T x 2 #617DB-1724 1500 #617DB-1643 #617DB-1644 #617DB-1645 #617DB-1646 300 #616DB-1191 #616DB-1192 #616DB-1193 #616DB-1194 B5F 1-2=2-3=5T, 4-6=5T #617PT-1664 #616PT-1202 10 ~ 500 MHz Winding Turns 1-2=2-3=3T, 4-6=3T 1-2=2-3=4T, 4-6=4T #617PT-1669 #617PT-1699 10 ~ 300 MHz 5 ~ 100 MHz 5 ~ 100 MHz 5 ~ 100 MHz 10 ~ 100 MHz 230 5 ~ 100 MHz 5 ~ 100 MHz 5 ~ 100 MHz Balun Transformers Internal Connections TOKO Type B4F B5FL Initial Core Permeability 50 ~ 1000 MHz 10 ~ 1000 MHz 3 ~ 1000 MHz 10 ~ 500 MHz 5 ~ 500 MHz 5 ~ 1000 MHz 1 ~ 1000 MHz 1 ~ 1000 MHz 5 ~ 500 MHz 1 ~ 300 MHz Transformers for Distributors Internal Connections TOKO Type Winding Turns Initial Core Permeability 1-2=1T, 2-3=3T, 4-5=5-6=2T 1-2=1T, 2-3=4T, 4-5=5-6=3T 300 #617DS-1676 #617DS-1711 1500 #617DS-1727 #617DS-1710 100 ~ 1000 MHz 5 ~ 1000 MHz B4F 5 ~ 1000 MHz 3 ~ 1000 MHz Splitters / Directional Couplers Internal Connections TOKO Type Initial Core Permeability 2-4=2-6=2 1/2 T B4F 300 #617PS-1660 B5F 300 Winding Turns 2-4=2-6=3 1/2 T 2-4=2-6=4 1/2 T 10 ~ 1000 MHz 2-4=2-6=5 1/2 T #617PS-1661 #617PS-1662 #617PS-1663 #458PS-1623 #458PS-1624 #458PS-1625 10 ~ 1000 MHz 10 ~ 1000 MHz 5 ~ 1000 MHz 100 ~ 800 MHz 100 ~ 800 MHz 100 ~ 800 MHz Typical operating frequency range is shown in RED. Please visit www.tokoam.com.for detailed specifications. Information in this selection guide is for reference only. Detailed technical specifications available upon request. To reach your local sales office call 1-800-PIK-TOKO or visit our web site at www.tokoam.com Meeting Your Needs (c) 2007 TOKO, Inc. All Rights Reserved Printed in the USA April, 2007 CF-355-BALUNTSG Midwest Regional Office: TOKO America, Inc. 1250 Feehanville Drive Mt. Prospect, IL 60056 PH: 847-297-0070 FAX: 847-699-7864 Western Regional Office: TOKO America, Inc. 2480 North First Street Suite 260 San Jose, CA 95131 PH: 408-432-8281 FAX: 408-943-9790