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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.
B4F Datasheet
