4-4-1J These series are obsolete and not Features recommended for new designs. Fully encapsulated Low pro le Low insertion loss RoHS compliant** Frequency range 10 kHz to 500 MHz Impedance levels from 12.5 to 800 (nominal 50 ) 6 pin DIP and SMD RF2, RF3, RF4 Series - Wideband Transformers Electrical Speci cations 25 C Part Number Insertion Loss Ratio Frequency Schematic 3 dB 2 dB 1 dB Impedance MHz Type D Type W Type J MHz MHz MHz 2-1-1D 2-1-1W 2-1-1J 1 .050-200 .050-200 .080-150 .20-80 2-1-6D 2-1-6W 2-1-6J 1 .030-300 .030-300 .100-150 .20-50 RF2 Series 2-2-1D 2-2-1W 2-2-1J 2 .070-200 .070-200 .100-100 .50-50 2-2.5-6D 2-2.5-6W 2-2.5-6J 2.5 .010-100 .010-100 .020-50 .05-20 2-3-1D 2-3-1W 2-3-1J 3 .050-250 .050-250 .100-200 .50-70 2-4-1D 2-4-1W 2-4-1J 4 .200-350 .200-350 .350-300 2-100 2-4-6D 2-4-6W 2-4-6J 4 .020-250 .020-250 .050-150 .10-100 2-5-1D 2-5-1W 2-5-1J 5 .300-300 .300-300 .600-200 5-100 2-8-1D 2-8-1W 2-8-1J 8 .030-140 .030-140 .100-90 1-60 2-13-1D 2-13-1W 2-13-1J 13 .300-120 .300-120 .700-80 5-20 2-16-6D 2-16-6W 2-16-6J 16 .030-75 .030-75 .060-30 10-20 3-1-1D 3-1-1W 3-1-1J 1 .150-400 .150-400 .350-200 2-50 3-1-6D 3-1-6W 3-1-6J 1 .010-150 .010-150 .020-100 .05-50 RF3 Series 3-1.5-1D 3-1.5-1W 3-1.5-1J 1.5 .100-300 .100-300 .200-150 .50-80 3-1.5-6D 3-1.5-6W 3-1.5-6J 1.5 .020-100 .020-100 .050-50 .10-25 3-2.5-6D 3-2.5-6W 3-2.5-6J 2.5 .010-100 .010-100 .020-50 .05-20 3-4-6D 3-4-6W 3-4-6J 4 .020-200 .020-200 .050-150 .10-100 3-9-1D 3-9-1W 3-9-1J 9 .150-200 .150-200 .300-150 2-40 3-16-1D 3-16-1W 3-16-1J 16 .300-120 .300-120 .700-80 .50-20 3-36-1D 3-36-1W 3-36-1J 36 .030-20 .030-20 .050-10 .10-5 4-1-6D 4-1-6W 4-1-6J 1 .040-500 .040-500 .200-200 1-50 RF4 Series 4-1.5-1D 4-1.5-1W 4-1.5-1J 1.5 .075-500 .075-500 .200-100 .10-50 4-2.5-6D 4-2.5-6W 4-2.5-6J 2.5 .010-50 .010-50 .025-25 .05-10 4-4-1D 4-4-1W 4-4-1J 4 .050-200 .050-200 .200-50 1-30 4-25-1D 4-25-1W 4-25-1J 25 .020-30 .020-30 .050-20 .10-10 Note RF2 and RF3 are standard units. RF4 only on request. Terminal Material: 97Sn/2.5Cu/0.5Ag Operating Temperature Range: 0 C to +70 C Storage Temperature Range: -40 C to +85 C *RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011. Speci cations are subject to change without notice. The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time. Users should verify actual device performance in their speci c applications. OBSOLETE *RoHS COMPLIANTRF2, RF3, RF4 Series - Wideband Transformers How To Order Product Dimensions Typical Frequency Response x - x - x x L Type D 2-4-1 3 dB Bandwidth 0.200-350 MHz Model 1 2 3 Impedance Ratio 6.85 MAX (.270) (see Ratio Impedance) Type Number 6 5 4 Termination Type 7.62 (see Product Dimensions) (.300) D = Through-hole W = Surface Mount (Gull-Wing) 6.35 MAX (.249) J = Surface Mount (J Leads) Impedance Ratio 3.81 MIN 0.38 (.150) P = Ratio: Primary to Secondary (R : 1) (.015) Frequency (MHz) 2.54 Blank = Ratio: Secondary to Primary (R : 1) (.100) 0.45 TYP. (.018) 8.38 Where R is the Ratio Impedance TYP. (.330) 2-3-1 3 dB Bandwidth 0.050-250 MHz 5.08 TYP. in Electrical Speci cations chart (.200) Packaging E = Tape and Reel (Types J and W only) Type J 6.35 Blank = Tubes (Types D and W only) MAX (.250) Termination Material 0.25 TYP L = 97Sn/2.5Cu/0.5Ag (RoHS Compliant) (.010) 1 2 3 1.14 - 1.27 (.045 - .050) Packaging 8.38 (.330) 1.14 - 1.27 Tape and Reel (Types J and W only) (.045 - .050) 6 5 4 .......................................700 pcs./reel 0.38 TYP (.015) Tubes (Types D and W only) Frequency (MHz) ........................................68 pcs./tube 3-1-1 3 dB Bandwidth 0.150-400 MHz Type W 6.35 (.250) 1.14 - 1.27 0.25 (.045 - .050) TYP (.010) 1 2 3 1.90 (.075) 10.92 (.430) 1.90 (.075) 6 5 4 1.14 - 1.27 0.38 TYP (.045 - .050) (.015) Frequency (MHz) MM DIMENSIONS: (INCHES) Speci cations are subject to change without notice. The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time. Users should verify actual device performance in their speci c applications. OBSOLETE dB dB dB