B4F

2 TYPE B4F Balun Transformers for Surface Mounting B5FL Meeting Your Needs TYPE B4F: Surface Mount B4F 3.8 2 3.2Max. 5.5Max. 2.7 TYPE B5FL: Surface Mount B5FL 3.8 3.6Max. 6.9Max. 4.4Max. 3.0 5-0.7 6.9Max. 4.0 5-0.6 Features Pair wire coil for high stability. Base pin terminal treated, allowing mounting ‘as is’ on a PCB. (Unit: mm) Applications (Unit: mm) Double balance mixers, broad-band transformers, impedance transformers, etc. STANDARD TRANSFORMERS SELECTION GUIDE TYPE B4F TYPE B5FL Operating TOKO Number Frequency Part of Turns Range Number per Winding (MHz) Double Balanced Mixer 617DB-1007 2 617DB-1009 3 617DB-1006 3 617DB-1010 4 617DB-1018 5 25~2000 6~2000 150~2300 3.5~2000 2~2000 Frequency Mixer 617PT-1025 1 617PT-1019 2 617PT-1026 3 — 8~750 3.5~700 Balun Transformer 617DB-1021 11/2 617DB-1022 21/2 617DB-1023 31/2 617DB-1024 41/2 20~750 4.5~3300 2.3~2700 1.5~2400 Distributor 617DS-1079 2 1300~1700 617DS-1076 3 800~1000 Insertio...