DigiKey Datasheets for Signal Transformers
Signal transformers transfer information from one circuit to another by electromagnetic induction. They are used to increase or decrease the voltage from one side of a power transformer to the other.
Signal Transformers: Learn more
| Product Name | Notes |
|---|---|
| 1.5kCT Impedance Primary Ohms 600 Impedance Secondary Ohms 1.58:1 Audio Transformer 300Hz ~ 100kHz Through Hole | |
| 1.6kCT Impedance Primary Ohms 3.2 Impedance Secondary Ohms 22.4:1 Audio Transformer 300Hz ~ 100kHz Through Hole | |
| 100A Current Sense Transformer 40Hz ~ 1kHz Chassis Mount | |
| 10A Current Sense Transformer 50/60Hz Chassis Mount | |
| 10A Current Sense Transformer 50/60Hz Through Hole | |
| 10k Impedance Primary Ohms 125 Impedance Secondary Ohms 8.62:1 Audio Transformer 300Hz ~ 100kHz Through Hole | |
| 10k Impedance Primary Ohms 125 Impedance Secondary Ohms 8.62:1 Audio Transformer 300Hz ~ 20kHz Through Hole | |
| 10kCT Impedance Primary Ohms 10kCT Impedance Secondary Ohms 1:1 Audio Transformer 300Hz ~ 100kHz Through Hole | |
| 10kCT Impedance Primary Ohms 2kCT Impedance Secondary Ohms 2.23:1 Audio Transformer 300Hz ~ 100kHz Through Hole | |
| 10kCT Impedance Primary Ohms 500CT Impedance Secondary Ohms 4.47:1 Audio Transformer 300Hz ~ 100kHz Through Hole | |
| 10kCT Impedance Primary Ohms 500CT Impedance Secondary Ohms 4.7:1 Audio Transformer 300Hz ~ 100kHz Through Hole | |
| 135 Impedance Primary Ohms 135CT Impedance Secondary Ohms 1:1 Audio Transformer 300Hz ~ 100kHz Through Hole | |
| 150 Impedance Primary Ohms 12 Impedance Secondary Ohms 3.54:1 Audio Transformer 300Hz ~ 100kHz Through Hole | |
| 15A Current Sense Transformer Through Hole | |
| 1:100 Current Sense Transformer 50kHz ~ 1MHz 6mOhm Primary, 5.5Ohm Secondary 2mH Surface Mount | |
| 1:20 Current Sense Transformer 50kHz ~ 1MHz 6mOhm Primary, 550mOhm Secondary 80µH Surface Mount | |
| 1:30 Current Sense Transformer 50kHz ~ 1MHz 6mOhm Primary, 870mOhm Secondary 180µH Surface Mount | |
| 1:50 Current Sense Transformer 50kHz ~ 1MHz 6mOhm Primary, 1.5Ohm Secondary 500µH Surface Mount | |
| 1:50 Current Sense Transformer 50kHz ~ 1MHz 6mOhm Surface Mount | |
| 1:60 Current Sense Transformer 50kHz ~ 1MHz 6mOhm Primary, 2.25Ohm Secondary 720µH Surface Mount | |
| 1:70 Current Sense Transformer 50kHz ~ 1MHz 6mOhm Primary, 4.75Ohm Secondary 980µH Surface Mount | |
| 1k Impedance Primary Ohms 50 Impedance Secondary Ohms 4.47:1 Audio Transformer 300Hz ~ 100kHz Through Hole | |
| 2.5kCT Impedance Primary Ohms 2.5kCT Impedance Secondary Ohms 1:1 Audio Transformer 300Hz ~ 100kHz Through Hole | |
| 200kCT Impedance Primary Ohms 1kCT Impedance Secondary Ohms 14.1:1 Audio Transformer 300Hz ~ 100kHz Through Hole | |
| 240µH Gate Drive Pulse Transformer 1:1.25:1.25 Surface Mount | |
| 240µH Gate Drive Pulse Transformer 1:1.25:1.25 Through Hole | |
| 240µH Gate Drive Pulse Transformer 1:1:1 Surface Mount | |
| 240µH Gate Drive Pulse Transformer 1:1:1 Through Hole | |
| 25kCT Impedance Primary Ohms 1kCT Impedance Secondary Ohms 5:1 Audio Transformer 300Hz ~ 100kHz Through Hole | |
| 25mH Isolation and Data Interface (Encapsulated) Pulse Transformer 1:1:2:2 Surface Mount | |
| 264µH Gate Drive Pulse Transformer 1:1:1 Surface Mount | |
| 3.3mH Pulse Transformer 1:1:1 Surface Mount | |
| 300µH Gate Drive Pulse Transformer 2.5:1:1 Surface Mount | |
| 300µH Pulse Transformer 1:1:1 Surface Mount | |
| 30A Current Sense Transformer Free Hanging (In-Line) | |
| 330µH Gate Drive Pulse Transformer 1:0.5:0.5 Surface Mount | |
| 330µH Gate Drive Pulse Transformer 1:1:1 Surface Mount | |
| 34A 200:1:1 Current Sense Transformer 50kHz ~ 500kHz 2.8Ohm Primary, 1.7mOhm Secondary 76mH Through Hole | |
| 350µH Gate Drive Pulse Transformer 1:1 Surface Mount | |
| 350µH LAN 10/100 Base-T Pulse Transformer 1:1CT Transmitter, 1:1CT Receiver Surface Mount | |
| 350µH LAN 1000 Base-T Pulse Transformer 1:1CT Transmitter, 1:1CT Receiver Surface Mount | |
| 35A 100:1:1 Current Sense Transformer 50kHz ~ 500kHz 1.4Ohm Primary, 1.7mOhm Secondary 19mH Through Hole | |
| 360µH Gate Drive Pulse Transformer 1:0.75:0.75 Surface Mount | |
| 36A 50:1:1 Current Sense Transformer 50kHz ~ 500kHz 700mOhm Primary, 1.7mOhm Secondary 5mH Through Hole | |
| 450µH Pulse Transformer 1:1:1 Through Hole | |
| 450µH Pulse Transformer 1:1:1:1:1 Through Hole | |
| 473µH Gate Drive Pulse Transformer 2.5:1 Surface Mount | |
| 500 Impedance Primary Ohms 50 Impedance Secondary Ohms 3.16:1 Audio Transformer 300Hz ~ 100kHz Through Hole | |
| 5A Current Sense Transformer 40Hz ~ 1kHz Chassis Mount | |
| 600 Impedance Primary Ohms 150/150 Impedance Secondary Ohms 2:1:1 Audio Transformer 300Hz ~ 100kHz Through Hole | |
| 600 Impedance Primary Ohms 600 Impedance Secondary Ohms 1:1 Audio Transformer 300Hz ~ 3.5kHz Through Hole | |
| 600 Impedance Primary Ohms 600, 150/150 Impedance Secondary Ohms 2:1:1 Audio Transformer 300Hz ~ 100kHz Through Hole | |
| 600CT Impedance Primary Ohms 600CT Impedance Secondary Ohms 1:1 Audio Transformer 300Hz ~ 100kHz Through Hole | |
| 600CT Impedance Primary Ohms 8 Impedance Secondary Ohms 8.66:1 Audio Transformer 300Hz ~ 100kHz Through Hole | |
| AC CURRENT TRANSFORMER FOR AMMET | |
| AUDIO XFMR 10KCT / 10KCT TH | |
| BALUN 1.5GHZ ~ 13GHZ 1:2 | |
| BALUN 12GHZ ~ 18GHZ 1:2 | |
| BALUN 2GHZ ~ 18GHZ 1:2 | |
| BALUN 3.3GHZ ~ 4GHZ 50 / 50OHM | |
| BALUN 3GHZ ~ 3.9GHZ 1:2 | |
| BALUN 4GHZ ~ 14GHZ 1:2 | |
| BALUN 625MHZ ~ 2.815GHZ 1:2 | |
| BALUN 700MHZ ~ 3.3GHZ 50 / 50OHM | |
| Current Sense Transformer 50Hz ~ 1kHz Free Hanging (In-Line) | |
| Current Sense Transformer 50Hz ~ 1kHz | |
| Current Sense Transformer 60Hz 30Ohm Through Hole | |
| CURRENT TRANSFORMER, SPLIT CORE, | |
| For SMPS Transformer Isolation 100kHz ~ 500kHz Through Hole | |
| For SMPS Transformer Isolation Through Hole | |
| Isolation For For DC/DC Converters SMPS Transformer 2000Vrms Isolation Surface Mount | |
| MDL 1G SINGLE PORT N/A | |
| MDL SMD 10/100 SINGLE PORT N/A | |
| Pulse Transformer 1:0.07:0.07 Through Hole | |
| Pulse Transformer 1:0.1:0.1 Through Hole | |
| PWR XFMR 1000VA CHAS MT | |
| PWR XFMR 100VA CHAS MT | |
| PWR XFMR 1500VA CHAS MT | |
| PWR XFMR 150VA CHAS MT | |
| PWR XFMR 2000VA CHAS MT | |
| PWR XFMR 200VA CHAS MT | |
| PWR XFMR 250VA CHAS MT | |
| PWR XFMR 3000VA CHAS MT | |
| PWR XFMR 300VA CHAS MT | |
| PWR XFMR 350VA CHAS MT | |
| PWR XFMR 5000VA CHAS MT | |
| PWR XFMR 500VA CHAS MT | |
| PWR XFMR 50VA CHAS MT | |
| PWR XFMR 750VA CHAS MT | |
| PWR XFMR 75VA CHAS MT | |
| PWR XFMR LAMINATED 1000VA CHAS | |
| PWR XFMR LAMINATED 10VA TH | |
| PWR XFMR LAMINATED 200VA CHAS MT | |
| PWR XFMR LAMINATED 24VA TH | |
| PWR XFMR LAMINATED 250VA CHAS MT | |
| PWR XFMR LAMINATED 300VA CHAS MT | |
| PWR XFMR LAMINATED 400VA CHAS MT | |
| PWR XFMR LAMINATED 650VA CHAS MT | |
| PWR XFMR LAMINATED 6VA CHAS MT | |
| PWR XFMR LAMINATED 7VA CHAS MT | |
| PWR XFMR LAMINATED 8VA CHAS MT | |
| PWR XFMR LAMINATED 900VA CHAS MT | |
| PWR XFMR SEMI-TORO 12VA TH | |
| PWR XFMR SEMI-TORO 6VA TH | |
| PWR XFMR TOROIDAL 5000VA CHAS MT | |
| RF Balun 1.275GHz ~ 2.2GHz 1:2 6-SMD, No Lead | |
| RF Balun 1.3GHz ~ 2GHz 50 / 50Ohm 6-SMD, No Lead | |
| RF Balun 1.5GHz ~ 3.1GHz 1:2 6-SMD, No Lead | |
| RF Balun 1.65GHz ~ 2.85GHz 50 / 50Ohm 6-SMD, No Lead | |
| RF Balun 1.6GHz ~ 2.3GHz 1:4 8-SMD, No Lead | |
| RF Balun 10GHz ~ 24GHz 1:2 6-TDFN Exposed Pad | |
| RF Balun 12GHz ~ 18GHz 1:2 6-SMD, No Lead | |
| RF Balun 2.3GHz ~ 2.7GHz 1:4 6-SMD, No Lead | |
| RF Balun 223MHz ~ 520MHz 1:4 0805 (2012 Metric), 6 PC Pad | |
| RF Balun 223MHz ~ 520MHz 50 / 50Ohm 0805 (2012 Metric), 6 PC Pad | |
| RF Balun 240MHz ~ 770MHz 1:2 0805 (2012 Metric), 6 PC Pad | |
| RF Balun 250MHz ~ 760MHz 1:3 0805 (2012 Metric), 6 PC Pad | |
| RF Balun 2GHz ~ 7GHz 1:2 12-VQFN Exposed Pad | |
| RF Balun 3.3GHz ~ 4.2GHz 1:4 6-SMD, No Lead | |
| RF Balun 3.3GHz ~ 4GHz 50 / 50Ohm 6-SMD, No Lead | |
| RF Balun 3.5GHz ~ 11GHz 1:2 6-SMD, No Lead | |
| RF Balun 390MHz ~ 590MHz 1:2 0805 (2012 Metric), 6 PC Pad | |
| RF Balun 3GHz ~ 3.9GHz 1:2 6-SMD, No Lead | |
| RF Balun 3GHz ~ 8GHz 1:2 0805 (2012 Metric), 6 PC Pad | |
| RF Balun 4.5GHz ~ 6GHz 1:4 6-SMD, No Lead | |
| RF Balun 4.7GHz ~ 12GHz 1:2 6-SMD, No Lead | |
| RF Balun 4.9GHz ~ 5.875GHz 1:2 6-SMD, No Lead | |
| RF Balun 4.9GHz ~ 6GHz 50 / 50Ohm 6-SMD, No Lead | |
| RF Balun 400MHz ~ 2.3GHz 1:1.5 0805 (2012 Metric), 6 PC Pad | |
| RF Balun 5.5GHz ~ 13.5GHz 1:2 12-VQFN Exposed Pad | |
| RF Balun 5.6GHz ~ 6.2GHz 1:2 6-SMD, No Lead | |
| RF Balun 700MHz ~ 1.1GHz 50 / 50Ohm 0805 (2012 Metric), 6 PC Pad | |
| RF Balun 700MHz ~ 1GHz 1:4 6-SMD, No Lead | |
| RF Balun 700MHz ~ 3.3GHz 50 / 50Ohm 0805 (2012 Metric), 6 PC Pad | |
| RF Balun 900MHz ~ 2.3GHz 1:2 0805 (2012 Metric), 6 PC Pad | |
| SMT TRANSFORMER FOR ULTRASONICS | |
| TRANSFORMER - AUDIO INPUT - 1:1 | |
| TRANSFORMER - STUDIO LINE - PCB | |
| TRANSFORMER 450UH TH | |
| TRANSFORMER FLYBACK AC/DC CONV 1 | |
| TRANSFORMER FLYBACK AC/DC CONV 2 | |
| TRANSFORMER FLYBACK DC/DC CONV 1 | |
| TRANSFORMER FLYBACK DC/DC CONV 2 | |
| TRANSFORMER FLYBACK DC/DC CONV | |
| TRANSFORMER TH | |
| TRANSFORMER, GATE DRIVE 5MM, 250 | |
| TRANSFORMER, MICRO GATE DRIVE, 1 | |
| XFRMR ISOL 115V 230V-115V 100VA | |
| XFRMR ISOL 115V 230V-115V 150VA | |
| XFRMR ISOL 115V 230V-115V 250VA | |
| XFRMR ISOL 115V 230V-115V 50VA | |
| XFRMR ISOL 115V TO 115V 1000VA | |
| XFRMR ISOL 115V TO 115V 100VA | |
| XFRMR ISOL 115V TO 115V 150VA | |
| XFRMR ISOL 115V TO 115V 15VA | |
| XFRMR ISOL 115V TO 115V 250VA | |
| XFRMR ISOL 115V TO 115V 35VA | |
| XFRMR ISOL 115V TO 115V 500VA | |
| XFRMR ISOL 115V TO 115V 85VA | |
| XFRMR ISOL 115V-115V 230V 150VA | |
| XFRMR ISOL 230V TO 115V 1000VA | |
| XFRMR ISOL 230V TO 115V 250VA | |
| XFRMR ISOL 230V TO 115V 500VA | |
| XFRMR MED GRADE ISOL 1200VA | |
| XFRMR MED GRADE ISOL 120V 300VA | |
| XFRMR MED GRADE ISOL 120V 600VA | |
| XFRMR MED GRADE ISOL 120V 900VA | |
| XFRMR MED GRADE ISOL 1800VA | |
| XFRMR NON-ISOL 115V-230V 1000VA | |
| XFRMR NON-ISOL 115V-230V 150VA | |
| XFRMR NON-ISOL 115V-230V 250VA | |
| XFRMR NON-ISOL 115V-230V 500VA | |
| XFRMR NON-ISOL 230V TO 115V 50VA | |
| XFRMR NON-ISOL 230V TO 115V 85VA | |
| XFRMR NON-ISOL 230V-115V 100VA | |
| XFRMR NON-ISOL 230V-115V 1250VA | |
| XFRMR NON-ISOL 230V-115V 150VA | |
| XFRMR NON-ISOL 230V-115V 200VA | |
| XFRMR NON-ISOL 230V-115V 250VA | |
| XFRMR NON-ISOL 230V-115V 600VA | |
| XFRMR NON-ISOL 230V-120V 2000VA |
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