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Image Part # Manufacturer Description Availability Pricing Quantity MountMounting TypePackage / CaseNumber of PinsImpedance-Unbalanced/BalancedPackagingPublishedSeriesJESD-609 CodePbfree CodePart StatusMoisture Sensitivity Level (MSL)ECCN CodeTerminal FinishMax Operating TemperatureMin Operating TemperatureAdditional FeaturePacking MethodDepthFrequencyPhysical DimensionLead/Base StyleFrequency RangeInsertion Loss (dB)Transformer TypeTurns Ratio - Primary:SecondaryInsertion Loss (Max)Cut-off Frequency-MaxCut-off Frequency-MinDiameterHeightLengthWidthRadiation HardeningRoHS Status
Bourns Inc. 2-1-6WPL
Mfr. Part #
2-1-6WPL
Twicea Part #
103-749-2-1-6WPL 		Bourns Inc.
RF Transformer 1:1 0.003MHz to 300MHz Surface Mount
Datasheet Compare
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    Mult.:1
    		 Surface Mount Surface Mount 6-SMD, Gull Wing - - Tube 2012 - e1 yes Active 1 (Unlimited) EAR99 Tin/Silver/Copper (Sn/Ag/Cu) 70°C 0°C - - - 300MHz D10.92XH6.35 (mm) - 30kHz~300MHz - RF TRANSFORMER 1:1 3.0dB - - 10.92mm 6.35mm - - No ROHS3 Compliant
    2-1-6WPL
    2-1-6WPL

    103-749-2-1-6WPL Bourns Inc.
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    Bourns Inc. 2-13-1JEL
    Mfr. Part #
    2-13-1JEL
    Twicea Part #
    103-749-2-13-1JEL     		Bourns Inc.
    RF Transformer 1:3.6 0.3MHz to 120MHz Surface Mount
    Datasheet Compare
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      Mult.:1
      		 Surface Mount Surface Mount 6-SMD, J-Lead - - Tube 2012 - e1 yes Active 1 (Unlimited) EAR99 Tin/Silver/Copper (Sn/Ag/Cu) 70°C 0°C IMPEDANCE RATIO IS 13:1, HEIGHT DIM. INCLUDES TERMINAL ALSO TAPE & REEL - 120MHz D8.38XH6.35 (mm) - 300kHz~120MHz - RF TRANSFORMER 1:3.6 3.0dB - - 8.38mm 6.35mm - - No ROHS3 Compliant
      2-13-1JEL
      2-13-1JEL

      103-749-2-13-1JEL Bourns Inc.
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      Bourns Inc. 2-4-1JEL
      Mfr. Part #
      2-4-1JEL
      Twicea Part #
      103-749-2-4-1JEL       		Bourns Inc.
      RF Transformer 1:2 0.2MHz to 350MHz Surface Mount
      Datasheet Compare
        Min.:1
        Mult.:1
        		 Surface Mount Surface Mount 6-SMD, J-Lead - - Tube 2012 - - - Active 1 (Unlimited) - - 70°C 0°C - - - 350MHz - - 200kHz~350MHz - - 1:2 3.0dB - - - - - - No ROHS3 Compliant
        2-4-1JEL
        2-4-1JEL

        103-749-2-4-1JEL Bourns Inc.
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        Bourns Inc. 3-1.5-1DL
        Mfr. Part #
        3-1.5-1DL
        Twicea Part #
        103-749-3-1.5-1DL         		Bourns Inc.
        RF Transformer 1:1.22 6Term. PC Pin Thru-Hole
        Datasheet Compare
          Min.:1
          Mult.:1
          		 Through Hole Through Hole 6-DIP (0.300, 7.62mm) 6 - Tube - - e1 yes Active 1 (Unlimited) EAR99 Tin/Silver/Copper (Sn/Ag/Cu) 70°C 0°C IMPEDANCE RATIO IS 1.5:1 - 8.83mm 300MHz - PC Pin 100kHz~300MHz 3 dB RF TRANSFORMER 1:1.22 3.0dB - - - - 7.62mm - No ROHS3 Compliant
          3-1.5-1DL
          3-1.5-1DL

          103-749-3-1.5-1DL Bourns Inc.
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          Bourns Inc. 2-5-1JEL
          Mfr. Part #
          2-5-1JEL
          Twicea Part #
          103-749-2-5-1JEL           		Bourns Inc.
          RF Transformer 1:2.23 0.3MHz to 300MHz Surface Mount
          Datasheet Compare
            Min.:1
            Mult.:1
            		 Surface Mount Surface Mount 6-SMD, J-Lead - - Tube 2012 - e1 yes Active 1 (Unlimited) EAR99 Tin/Silver/Copper (Sn/Ag/Cu) 70°C 0°C IMPEDANCE RATIO IS 5:1, HEIGHT DIM. INCLUDES TERMINAL ALSO TAPE & REEL - 300MHz D8.38XH6.35 (mm) - 300kHz~300MHz - RF TRANSFORMER 1:2.23 3.0dB - - 8.38mm 6.35mm - - No ROHS3 Compliant
            2-5-1JEL
            2-5-1JEL

            103-749-2-5-1JEL Bourns Inc.
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            Bourns Inc. 2-1-6DL
            Mfr. Part #
            2-1-6DL
            Twicea Part #
            103-749-2-1-6DL             		Bourns Inc.
            RF Transformer 1:1 0.003MHz to 300MHz Through Hole
            Datasheet Compare
              Min.:1
              Mult.:1
              		 Through Hole Through Hole 6-DIP (0.300, 7.62mm) - - Tube 2011 - e1 yes Active 1 (Unlimited) EAR99 Tin/Silver/Copper (Sn/Ag/Cu) 70°C 0°C - - - 300MHz L7.62XB6.85XH6.35 (mm) - 30kHz~300MHz - RF TRANSFORMER 1:1 3.0dB - - - 6.35mm 7.62mm 6.85mm No ROHS3 Compliant
              2-1-6DL
              2-1-6DL

              103-749-2-1-6DL Bourns Inc.
              RoHS :
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              Bourns Inc. 2-16-6WL
              Mfr. Part #
              2-16-6WL
              Twicea Part #
              103-749-2-16-6WL               		Bourns Inc.
              RF Transformer 1:4 0.03MHz to 75MHz Surface Mount
              Datasheet Compare
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                Mult.:1
                		 Surface Mount Surface Mount 6-SMD, Gull Wing - - Tube 2011 - e1 yes Active 1 (Unlimited) EAR99 Tin/Silver/Copper (Sn/Ag/Cu) 70°C 0°C IMPEDANCE RATIO IS 16:1, HEIGHT DIM. INCLUDES TERMINAL ALSO - - 75MHz D10.92XH6.35 (mm) - 30kHz~75MHz - RF TRANSFORMER 1:4 3.0dB - - 10.92mm 6.35mm - - No ROHS3 Compliant
                2-16-6WL
                2-16-6WL

                103-749-2-16-6WL Bourns Inc.
                RoHS :
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                Bourns Inc. 2-4-6DPL
                Mfr. Part #
                2-4-6DPL
                Twicea Part #
                103-749-2-4-6DPL                 		Bourns Inc.
                RF Transformer 2:1 0.02MHz to 250MHz Through Hole
                Datasheet Compare
                  Min.:1
                  Mult.:1
                  		 Through Hole Through Hole 6-DIP (0.300, 7.62mm) - - Tube 2012 - e1 yes Active 1 (Unlimited) EAR99 Tin/Silver/Copper (Sn/Ag/Cu) 70°C 0°C IMPEDANCE RATIO IS 4:1 - - 250MHz L7.62XB6.85XH6.35 (mm) - 20kHz~250MHz - RF TRANSFORMER 2:1 3.0dB - - - 6.35mm 7.62mm 6.85mm No ROHS3 Compliant
                  2-4-6DPL
                  2-4-6DPL

                  103-749-2-4-6DPL Bourns Inc.
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                  Bourns Inc. 2-2.5-6DL
                  Mfr. Part #
                  2-2.5-6DL
                  Twicea Part #
                  103-749-2-2.5-6DL                   		Bourns Inc.
                  RF Transformer 1:1.58 0.01MHz to 100MHz Through Hole
                  Datasheet Compare
                    Min.:1
                    Mult.:1
                    		 Through Hole Surface Mount 6-SMD, Gull Wing - - Tube - - e1 yes Active 1 (Unlimited) EAR99 Tin/Silver/Copper (Sn/Ag/Cu) 70°C 0°C IMPEDANCE RATIO IS 2.5:1 - - 100MHz L7.62XB6.85XH6.35 (mm) - 10kHz~100MHz - RF TRANSFORMER 1:1.58 3.0dB - - - 6.35mm 7.62mm 6.85mm No ROHS3 Compliant
                    2-2.5-6DL
                    2-2.5-6DL

                    103-749-2-2.5-6DL Bourns Inc.
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                    Bourns Inc. 2-3-1DL
                    Mfr. Part #
                    2-3-1DL
                    Twicea Part #
                    103-749-2-3-1DL                     		Bourns Inc.
                    RF Transformer 1:1.73 0.05MHz to 250MHz Through Hole
                    Datasheet Compare
                      Min.:1
                      Mult.:1
                      		 Through Hole Through Hole 6-DIP (0.300, 7.62mm) - - Tube 2012 - e1 yes Active 1 (Unlimited) EAR99 Tin/Silver/Copper (Sn/Ag/Cu) 70°C 0°C IMPEDANCE RATIO IS 3:1 - - 250MHz L7.62XB6.85XH6.35 (mm) - 50kHz~250MHz - RF TRANSFORMER 1:1.73 3.0dB - - - 6.35mm 7.62mm 6.85mm No ROHS3 Compliant
                      2-3-1DL
                      2-3-1DL

                      103-749-2-3-1DL Bourns Inc.
                      RoHS :
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                      Bourns Inc. 2-4-1WL
                      Mfr. Part #
                      2-4-1WL
                      Twicea Part #
                      103-749-2-4-1WL                       		Bourns Inc.
                      RF Transformer 1:2 6Term. Gull Wing SMD
                      Datasheet Compare
                        Min.:1
                        Mult.:1
                        		 Surface Mount Surface Mount 6-SMD, Gull Wing 6 - Tube 2012 - e1 yes Active 1 (Unlimited) EAR99 Tin/Silver/Copper (Sn/Ag/Cu) 70°C 0°C IMPEDANCE RATIO IS 4:1, HEIGHT DIM. INCLUDES TERMINAL ALSO - 10.92mm 350MHz - Gull Wing 200kHz~350MHz 3 dB RF TRANSFORMER 1:2 3.0dB - - - - 7.62mm - No ROHS3 Compliant
                        2-4-1WL
                        2-4-1WL

                        103-749-2-4-1WL Bourns Inc.
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                        Bourns Inc. 2-2-1DL
                        Mfr. Part #
                        2-2-1DL
                        Twicea Part #
                        103-749-2-2-1DL                         		Bourns Inc.
                        RF Transformer 1:1.41 6Term. PC Pin Thru-Hole
                        Datasheet Compare
                          Min.:1
                          Mult.:1
                          		 Through Hole Through Hole 6-DIP (0.300, 7.62mm) 6 - Tube 2012 - e1 yes Active 1 (Unlimited) EAR99 Tin/Silver/Copper (Sn/Ag/Cu) 70°C 0°C IMPEDANCE RATIO IS 2:1 - 8.83mm 200MHz - PC Pin 70kHz~200MHz 3 dB RF TRANSFORMER 1:1.41 3.0dB - - - - 7.62mm - No ROHS3 Compliant
                          2-2-1DL
                          2-2-1DL

                          103-749-2-2-1DL Bourns Inc.
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                          Bourns Inc. 2-2-1JEL
                          Mfr. Part #
                          2-2-1JEL
                          Twicea Part #
                          103-749-2-2-1JEL                           		Bourns Inc.
                          RF Transformer 1:1.41 0.07MHz to 200MHz Surface Mount
                          Datasheet Compare
                            Min.:1
                            Mult.:1
                            		 Surface Mount Surface Mount 6-SMD, J-Lead - - Tube 2012 - e1 yes Active 1 (Unlimited) EAR99 Tin/Silver/Copper (Sn/Ag/Cu) 70°C 0°C IMPEDANCE RATIO IS 2:1, HEIGHT DIM. INCLUDES TERMINAL ALSO TAPE & REEL - 200MHz D8.38XH6.35 (mm) - 70kHz~200MHz - RF TRANSFORMER 1:1.41 3.0dB - - 8.38mm 6.35mm - - No ROHS3 Compliant
                            2-2-1JEL
                            2-2-1JEL

                            103-749-2-2-1JEL Bourns Inc.
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                            Bourns Inc. 2-5-1DL
                            Mfr. Part #
                            2-5-1DL
                            Twicea Part #
                            103-749-2-5-1DL                             		Bourns Inc.
                            RF Transformer 1:2.23 0.3MHz to 300MHz Through Hole
                            Datasheet Compare
                              Min.:1
                              Mult.:1
                              		 Through Hole Through Hole 6-DIP (0.300, 7.62mm) - - Tube 2011 - e1 yes Active 1 (Unlimited) EAR99 Tin/Silver/Copper (Sn/Ag/Cu) 70°C 0°C IMPEDANCE RATIO IS 5:1 - - 300MHz L7.62XB6.85XH6.35 (mm) - 300kHz~300MHz - RF TRANSFORMER 1:2.23 3.0dB - - - 6.35mm 7.62mm 6.85mm No ROHS3 Compliant
                              2-5-1DL
                              2-5-1DL

                              103-749-2-5-1DL Bourns Inc.
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                              Bourns Inc. 2-4-6WL
                              Mfr. Part #
                              2-4-6WL
                              Twicea Part #
                              103-749-2-4-6WL                               		Bourns Inc.
                              RF Transformer 1:2 6Term. Gull Wing SMD
                              Datasheet Compare
                                Min.:1
                                Mult.:1
                                		 Surface Mount Surface Mount 6-SMD, Gull Wing 6 - Tube 2012 - e1 yes Active 1 (Unlimited) EAR99 Tin/Silver/Copper (Sn/Ag/Cu) 70°C 0°C IMPEDANCE RATIO IS 4:1, HEIGHT DIM. INCLUDES TERMINAL ALSO - 10.92mm 250MHz - Gull Wing 20kHz~250MHz 3 dB RF TRANSFORMER 1:2 3.0dB - - - - 7.62mm - No ROHS3 Compliant
                                2-4-6WL
                                2-4-6WL

                                103-749-2-4-6WL Bourns Inc.
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                                Bourns Inc. 3-9-1WL
                                Mfr. Part #
                                3-9-1WL
                                Twicea Part #
                                103-749-3-9-1WL                                 		Bourns Inc.
                                RF Transformer 1:3 0.15MHz to 200MHz Surface Mount
                                Datasheet Compare
                                  Min.:1
                                  Mult.:1
                                  		 Surface Mount Surface Mount 6-SMD, Gull Wing - - Tube 2012 RF3 e1 yes Active 1 (Unlimited) EAR99 Tin/Silver/Copper (Sn/Ag/Cu) 70°C 0°C IMPEDANCE RATIO IS 9:1, HEIGHT DIM. INCLUDES TERMINAL ALSO - - 200MHz D10.92XH6.35 (mm) - 150kHz~200MHz - RF TRANSFORMER 1:3 3.0dB - - 10.92mm 6.35mm - - No ROHS3 Compliant
                                  3-9-1WL
                                  3-9-1WL

                                  103-749-3-9-1WL Bourns Inc.
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                                  Bourns Inc. 2-8-1DL
                                  Mfr. Part #
                                  2-8-1DL
                                  Twicea Part #
                                  103-749-2-8-1DL                                   		Bourns Inc.
                                  RF Transformer 1:2.82 6Term. PC Pin Thru-Hole
                                  Datasheet Compare
                                    Min.:1
                                    Mult.:1
                                    		 Through Hole Through Hole 6-DIP (0.300, 7.62mm) 6 - Tube 2012 - e1 yes Active 1 (Unlimited) EAR99 Tin/Silver/Copper (Sn/Ag/Cu) 70°C 0°C IMPEDANCE RATIO IS 8:1 - 8.83mm 140MHz - PC Pin 30kHz~140MHz 3 dB RF TRANSFORMER 1:2.82 3.0dB - - - - 7.62mm - No ROHS3 Compliant
                                    2-8-1DL
                                    2-8-1DL

                                    103-749-2-8-1DL Bourns Inc.
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                                    Bourns Inc. 3-4-6DL
                                    Mfr. Part #
                                    3-4-6DL
                                    Twicea Part #
                                    103-749-3-4-6DL                                     		Bourns Inc.
                                    RF Transformer 1:2 0.02MHz to 200MHz Through Hole
                                    Datasheet Compare
                                      Min.:1
                                      Mult.:1
                                      		 Through Hole Through Hole 6-DIP (0.330, 8.38mm) - - Tube 2012 RF3 e1 yes Active 1 (Unlimited) EAR99 Tin/Silver/Copper (Sn/Ag/Cu) 70°C 0°C IMPEDANCE RATIO IS 4:1 - - 200MHz L7.62XB6.85XH6.35 (mm) - 20kHz~200MHz - RF TRANSFORMER 1:2 3.0dB - - - 6.35mm 7.62mm 6.85mm No ROHS3 Compliant
                                      3-4-6DL
                                      3-4-6DL

                                      103-749-3-4-6DL Bourns Inc.
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                                      Bourns Inc. 3-16-1JPEL
                                      Mfr. Part #
                                      3-16-1JPEL
                                      Twicea Part #
                                      103-749-3-16-1JPEL                                       		Bourns Inc.
                                      RF Transformer 4:1 0.3MHz to 120MHz Surface Mount
                                      Datasheet Compare
                                        Min.:1
                                        Mult.:1
                                        		 Surface Mount Surface Mount 6-SMD, Gull Wing - - Tube 2011 - e1 yes Active 1 (Unlimited) EAR99 Tin/Silver/Copper (Sn/Ag/Cu) 70°C 0°C IMPEDANCE RATIO IS 16:1, HEIGHT DIM. INCLUDES TERMINAL ALSO TAPE & REEL - 120MHz D8.38XH6.35 (mm) - 300kHz~120MHz - RF TRANSFORMER 4:1 3.0dB - - 8.38mm 6.35mm - - No ROHS3 Compliant
                                        3-16-1JPEL
                                        3-16-1JPEL

                                        103-749-3-16-1JPEL Bourns Inc.
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                                        Bourns Inc. 3-2.5-6WL
                                        Mfr. Part #
                                        3-2.5-6WL
                                        Twicea Part #
                                        103-749-3-2.5-6WL                                         		Bourns Inc.
                                        BALUN 10KHZ-100MHZ 1:2.5 6SMD GW
                                        Datasheet Compare
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                                          Mult.:1
                                          		 Surface Mount Surface Mount 6-SMD, Gull Wing - 1:2.5 Tube - - e1 yes Active 1 (Unlimited) EAR99 Tin/Silver/Copper (Sn/Ag/Cu) - - IMPEDANCE RATIO IS 2.5:1, HEIGHT DIM. INCLUDES TERMINAL ALSO - - - D10.92XH6.35 (mm) - 10kHz~100MHz - RF TRANSFORMER - 3.0dB 100MHz 0.01MHz 10.92mm 6.35mm - - - Non-RoHS Compliant
                                          3-2.5-6WL
                                          3-2.5-6WL

                                          103-749-3-2.5-6WL Bourns Inc.
                                          RoHS :
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                                          RF/IF and RFID

                                          Balun definition: Balun Product Listing: 2-1-6WPL,2-13-1JEL,2-4-1JEL,3-1.5-1DL,2-5-1JEL.RF/IF and RFID type:RF Amplifiers(23317),RF Shields(17850),RF Antennas(17529),RF Switches(11751),RF Evaluation and Development Kits, Boards(11217) .Balun has 83 pieces of spot stock price information, you can click the "RFQ" button to confirm the inventory and price with the Twicea.