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 |
|---|---|
| 1.4mH ADSL Pulse Transformer 1:1, 4.2:1 Surface Mount | |
| 1.5H Data/Voice Coupling Pulse Transformer 1:1 Surface Mount | |
| 10A Current Sense Transformer 20kHz ~ 200kHz 1.87mOhm Primary, 2.81mOhm Secondary 72mH Through Hole | |
| 10A Current Sense Transformer 20kHz ~ 200kHz 1.87mOhm Primary, 2.81mOhm Secondary Through Hole | |
| 10A Current Sense Transformer 20kHz ~ 200kHz 5.73mOhm Primary, 8.59mOhm Secondary Through Hole | |
| 10A Current Sense Transformer 20kHz ~ 200kHz 5.73Ohm Primary, 8.59Ohm Secondary Through Hole | |
| 10A Current Sense Transformer 20kHz ~ 200kHz Through Hole | |
| 11.3µH Pulse Transformer 5:1 Surface Mount | |
| 110µH Pulse Transformer 1:1 Surface Mount | |
| 120µH LAN 10G Base-T Pulse Transformer 1:1 Surface Mount | |
| 120µH LAN Pulse Transformer 1:1 Surface Mount | |
| 120µH Pulse Transformer 1:1 Surface Mount | |
| 150µH LAN 10/100 Base-T, Power over Ethernet (PoE) Pulse Transformer 1:1 Surface Mount | |
| 150µH LAN 10/100/1000 Base-T, Power over Ethernet (PoE) Pulse Transformer 1:1 Surface Mount | |
| 15A 1:1:100 Current Sense Transformer 50kHz ~ 500kHz 2.3mOhm Primary, 850mOhm Secondary 14.8mH Surface Mount | |
| 15A 1:1:50 Current Sense Transformer 50kHz ~ 500kHz 2.3mOhm Primary, 350mOhm Secondary 3.8mH Surface Mount | |
| 16.3mH SCR and Triac Trigger (Encapsulated) Pulse Transformer 1:1:1 Through Hole | |
| 16.3mH SCR and Triac Trigger (Encapsulated) Pulse Transformer 2:1:1 Through Hole | |
| 17mH SCR and Triac Trigger (Encapsulated) Pulse Transformer 1:1:1 Through Hole | |
| 180µH LAN 10/100 Base-T, Power over Ethernet (PoE) Pulse Transformer 1:1 Surface Mount | |
| 180µH LAN 10/100/1000 Base-T, Power over Ethernet (PoE) Pulse Transformer 1:1 Surface Mount | |
| 180µH LAN 10G Base-T Pulse Transformer 1:1 Surface Mount | |
| 180µH LAN Pulse Transformer 1:1 Surface Mount | |
| 185mH Data/Voice Coupling Pulse Transformer 1:1 Through Hole | |
| 1:100 Current Sense Transformer 6mOhm Primary, 5.5Ohm Secondary 2mH Surface Mount | |
| 1:125 Current Sense Transformer 6mOhm Primary, 6.5Ohm Secondary 3mH Surface Mount | |
| 1:1:100 Current Sense Transformer 50kHz ~ 500kHz 2.3mOhm Primary, 850mOhm Secondary 14.8mH Surface Mount | |
| 1:1:100 Current Sense Transformer 50kHz ~ 500kHz 7mOhm Primary, 3.2Ohm Secondary 14.8mH Surface Mount | |
| 1:1:200 Current Sense Transformer 50kHz ~ 500kHz 2.3mOhm Primary, 3.6Ohm Secondary 60mH Surface Mount | |
| 1:1:200 Current Sense Transformer 50kHz ~ 500kHz 7mOhm Primary, 6.6Ohm Secondary 60mH Surface Mount | |
| 1:1:50 Current Sense Transformer 50kHz ~ 500kHz 2.3mOhm Primary, 350mOhm Secondary 3.8mH Surface Mount | |
| 1:1:50 Current Sense Transformer 50kHz ~ 500kHz 7mOhm Primary, 500mOhm Secondary 3.8mH Surface Mount | |
| 1:20 Current Sense Transformer 6mOhm Primary, 200mOhm Secondary 80µH Surface Mount | |
| 1:200 Current Sense Transformer 50kHz ~ 500kHz 7mOhm Primary, 34Ohm Secondary 8mH Surface Mount | |
| 1:30 Current Sense Transformer 6mOhm Primary, 480mOhm Secondary 180µH Surface Mount | |
| 1:40 Current Sense Transformer 6mOhm Primary, 900mOhm Secondary 320µH Surface Mount | |
| 1:50 Current Sense Transformer 6mOhm Primary, 1.4Ohm Secondary 500µH Surface Mount | |
| 1:60 Current Sense Transformer 6mOhm Primary, 1.75Ohm Secondary 720µH Surface Mount | |
| 1:70 Current Sense Transformer 6mOhm Primary, 2.2Ohm Secondary 980µH Surface Mount | |
| 1mH SCR and Triac Trigger (Encapsulated) Pulse Transformer 1:1:1 Through Hole | |
| 1mH SCR and Triac Trigger (Encapsulated) Pulse Transformer 2:1:1 Through Hole | |
| 2.06mH Isolation and Data Interface (Encapsulated) Pulse Transformer 1:1 Through Hole | |
| 2.06mH Isolation and Data Interface (Encapsulated) Pulse Transformer 1:1:1 Through Hole | |
| 2.7µH Isolation and Data Interface (Encapsulated) Pulse Transformer 2:1 Through Hole | |
| 200µH LAN 10/100/1000 Base-T Pulse Transformer 1CT:1CT Transmitter, 1CT:1CT Receiver Surface Mount | |
| 200µH LAN 10G Base-T Pulse Transformer Surface Mount | |
| 200µH LAN Pulse Transformer 1:1 Surface Mount | |
| 200, 50/50 Impedance Primary Ohms 600, 150/150 Impedance Secondary Ohms Audio Transformer 30Hz ~ 30kHz Through Hole | |
| 23µH Isolation and Data Interface (Encapsulated) Pulse Transformer 1:1 Through Hole | |
| 240VAC, 280VAC Terminals Output 35A (9.8kVA) Constant Current Variable Transformer Input Terminals | |
| 2mH Pulse Transformer 1:4.5:4.5:1 Surface Mount | |
| 30µH Pulse Transformer 1.67:1 Surface Mount | |
| 300µH LAN 10/100/1000 Base-T Pulse Transformer 1:1 Surface Mount | |
| 300µH Pulse Transformer 1:4.5:4.5:1 Surface Mount | |
| 350µH LAN 10/100 Base-T Pulse Transformer 1:1 Surface Mount | |
| 350µH LAN 10/100 Base-T Pulse Transformer 1:1 | |
| 350µH LAN 10/100 Base-T, Power over Ethernet (PoE) Pulse Transformer 1:1 Surface Mount | |
| 350µH LAN 10/100/1000 Base-T Pulse Transformer 1:1 Surface Mount | |
| 350µH LAN 10/100/1000 Base-T Pulse Transformer 1CT:1CT Transmitter, 1CT:1CT Receiver Surface Mount | |
| 350µH LAN 10/100/1000 Base-T, Power over Ethernet (PoE) Pulse Transformer 1:1 Surface Mount | |
| 350µH LAN 1000 Base-T Pulse Transformer 1:1 Surface Mount | |
| 350µH LAN 1000 Base-T Pulse Transformer 1:1 | |
| 350µH LAN 1000 Base-T Pulse Transformer 1CT:1CT Surface Mount | |
| 350µH LAN 1000 Base-T Pulse Transformer 1CT:1CT Transmitter, 1CT:1CT Receiver Surface Mount | |
| 350µH LAN 1000 Base-T Pulse Transformer 1CT:1CT Transmitter, 1CT:1CT Receiver | |
| 350µH Pulse Transformer 1:1 Surface Mount | |
| 40A 1:100 Current Sense Transformer 1MHz 0.28mOhm Primary, 805mOhm Secondary 5.6mH Surface Mount | |
| 40A 1:1000 Current Sense Transformer 1MHz 0.28mOhm Primary, 87.64Ohm Secondary 540mH Surface Mount | |
| 40A 1:150 Current Sense Transformer 1MHz 0.28mOhm Primary, 1.9Ohm Secondary 12.6mH Surface Mount | |
| 40A 1:20 Current Sense Transformer 1MHz 0.28mOhm Primary, 33mOhm Secondary 224µH Surface Mount | |
| 40A 1:200 Current Sense Transformer 1MHz 0.28mOhm 22.4mH Surface Mount | |
| 40A 1:30 Current Sense Transformer 1MHz 0.28mOhm Primary, 93mOhm Secondary 504µH Surface Mount | |
| 40A 1:40 Current Sense Transformer 1MHz 0.28mOhm Primary, 130mOhm Secondary 896µH Surface Mount | |
| 40A 1:50 Current Sense Transformer 1MHz 0.28mOhm Primary, 202mOhm Secondary 1.4mH Surface Mount | |
| 40A 1:500 Current Sense Transformer 1MHz 0.28mOhm Primary, 21.2Ohm Secondary 135mH Surface Mount | |
| 40A 1:60 Current Sense Transformer 1MHz 0.28mOhm Primary, 305mOhm Secondary 2mH Surface Mount | |
| 40A 1:70 Current Sense Transformer 1MHz 0.28mOhm Primary, 367mOhm Secondary 2.74mH Surface Mount | |
| 40A 1:750 Current Sense Transformer 1MHz 0.28mOhm Primary, 50.1Ohm Secondary 300mH Surface Mount | |
| 40k, 10k/10k Impedance Primary Ohms 40k, 10k/10k Impedance Secondary Ohms Audio Transformer 30Hz ~ 15kHz Through Hole | |
| 48, 12/12 Impedance Primary Ohms 600, 150/150 Impedance Secondary Ohms Audio Transformer 30Hz ~ 30kHz Through Hole | |
| 480VAC, 560VAC Terminals Output 35A (33.9kVA) Constant Current Variable Transformer Input Terminals | |
| 492µH Isolation and Data Interface (Encapsulated) Pulse Transformer 1:1 Through Hole | |
| 4mH SCR and Triac Trigger (Encapsulated) Pulse Transformer 1:1 Through Hole | |
| 4mH SCR and Triac Trigger (Encapsulated) Pulse Transformer 1:1:1 Through Hole | |
| 5A Current Sense Transformer 50Hz ~ 400Hz Free Hanging (In-Line) | |
| 600, 150/150 Impedance Primary Ohms 20k, 5k/5k Impedance Secondary Ohms Audio Transformer 30Hz ~ 30kHz Through Hole | |
| 600, 150/150 Impedance Primary Ohms 40k, 10k/10k Impedance Secondary Ohms Audio Transformer 30Hz ~ 30kHz Through Hole | |
| 600, 150/150 Impedance Primary Ohms 600, 150/150 Impedance Secondary Ohms Audio Transformer 30Hz ~ 30kHz Through Hole | |
| 70µH Data/Voice Coupling Pulse Transformer 1.08:1 Surface Mount | |
| 7A 1:100 Current Sense Transformer 1MHz 3mOhm Primary, 9.5Ohm Secondary 820µH Surface Mount | |
| 7A 1:125 Current Sense Transformer 1MHz 3mOhm Primary, 13Ohm Secondary 1.28mH Surface Mount | |
| 7A 1:150 Current Sense Transformer 1MHz 3mOhm Primary, 21Ohm Secondary 1.8mH Surface Mount | |
| 7A 1:20 Current Sense Transformer 1MHz 3mOhm Primary, 350mOhm Secondary 33µH Surface Mount | |
| 7A 1:30 Current Sense Transformer 1MHz 3mOhm Primary, 800mOhm Secondary 74µH Surface Mount | |
| 7A 1:40 Current Sense Transformer 1MHz 3mOhm Primary, 1.6Ohm Secondary 132µH Surface Mount | |
| 7A 1:50 Current Sense Transformer 1MHz 3mOhm Primary, 2.5Ohm Secondary 205µH Surface Mount | |
| 7A 1:60 Current Sense Transformer 1MHz 3mOhm Primary, 3.6Ohm Secondary 295µH Surface Mount | |
| 7A 1:70 Current Sense Transformer 1MHz 3mOhm Primary, 4.6Ohm Secondary 400µH Surface Mount | |
| 9.5µH Isolation and Data Interface (Encapsulated) Pulse Transformer 1:1 Through Hole | |
| ANALOG MODEM TRANSFORMER TOR4.3 | |
| BALUN 1.5GHZ-3.1GHZ 50/100 0805 | |
| BALUN 2.3GHZ-2.7GHZ 50/100 0603 | |
| BALUN 2.4GHZ-2.5GHZ 50/100 0603 | |
| BALUN 2.4GHZ-2.5GHZ 50/100 0805 | |
| BALUN 2.4GHZ-2.5GHZ 50/50 0603 | |
| BALUN 2.4GHZ-2.5GHZ 50/50 0805 | |
| BALUN 4.9GHZ-5.9GHZ 50/100 0805 | |
| BALUN 673MHZ-2.7GHZ 50/100 0603 | |
| Capacitor Charger For For DC/DC Converters SMPS Transformer 1000Vrms Isolation Surface Mount | |
| Capacitor Charger For For DC/DC Converters SMPS Transformer 1000Vrms Isolation Through Hole | |
| COUPLING TRANSFORMER, TX:RX:PL=1 | |
| CURR SENSE XFMR 1:1:100 15A SMD | |
| CURR SENSE XFMR 1:1:200 15A SMD | |
| CURR SENSE XFMR 1:200 10A SMD | |
| CURRENT SENSE TRANSFORMER 187EI | |
| Flexible For Configurable (For DC/DC) SMPS Transformer 500VAC Isolation Surface Mount | |
| Flexible For Configurable (For DC/DC) SMPS Transformer 500VDC Isolation Surface Mount | |
| Flexible For For DC/DC Converters SMPS Transformer 1500Vrms Isolation Surface Mount | |
| Flexible For For DC/DC Converters SMPS Transformer 500Vrms Isolation Surface Mount | |
| Flyback Converters For For AC/DC Converters SMPS Transformer 3000Vrms Isolation Through Hole | |
| Flyback Converters For For AC/DC Converters SMPS Transformer 3750Vrms Isolation 70kHz Through Hole | |
| Flyback Converters For For AC/DC Converters SMPS Transformer 4000Vrms Isolation 120kHz Through Hole | |
| Flyback Converters For For AC/DC Converters SMPS Transformer 4000Vrms Isolation Through Hole | |
| Flyback Converters For For DC/DC Converters SMPS Transformer 1000VDC Isolation 100 ~ 400kHz Surface Mount | |
| Flyback Converters For For DC/DC Converters SMPS Transformer 1500Vrms Isolation 100kHz Surface Mount | |
| Flyback Converters For For DC/DC Converters SMPS Transformer 1500Vrms Isolation 150 ~ 300kHz Surface Mount | |
| Flyback Converters For For DC/DC Converters SMPS Transformer 1500Vrms Isolation 200 ~ 300kHz Surface Mount | |
| Flyback Converters For For DC/DC Converters SMPS Transformer 1500Vrms Isolation 200kHz Surface Mount | |
| Flyback Converters For For DC/DC Converters SMPS Transformer 1500Vrms Isolation 250kHz Surface Mount | |
| Flyback Converters For For DC/DC Converters SMPS Transformer 1500Vrms Isolation 300kHz Surface Mount | |
| Flyback Converters For For DC/DC Converters SMPS Transformer 1500Vrms Isolation Surface Mount | |
| Flyback Converters For For DC/DC Converters SMPS Transformer 500Vrms Isolation 391kHz Surface Mount | |
| Flyback Converters For For DC/DC Converters SMPS Transformer 500Vrms Isolation Surface Mount | |
| For Configurable (For DC/DC) SMPS Transformer 1500Vrms Isolation Surface Mount | |
| For For DC/DC Converters SMPS Transformer 1500Vrms Isolation 200 ~ 500kHz Surface Mount | |
| LAN TRANSFORMER 10GBIT | |
| LED Drivers, AC/DC SMPS For For AC/DC Converters SMPS Transformer 1500Vrms Isolation Through Hole | |
| LED Drivers, AC/DC SMPS For For AC/DC Converters SMPS Transformer 2000Vrms Isolation Through Hole | |
| LED Drivers, AC/DC SMPS For For AC/DC Converters SMPS Transformer 4000Vrms Isolation 132kHz Through Hole | |
| LED Drivers, AC/DC SMPS For For AC/DC Converters SMPS Transformer 4500Vrms Isolation Through Hole | |
| LED Drivers, AC/DC SMPS For For AC/DC Converters SMPS Transformer Isolation Through Hole | |
| Power Over Ethernet (PoE) For For DC/DC Converters SMPS Transformer 1.5kVAC Isolation 200 ~ 500kHz Surface Mount | |
| Power Over Ethernet (PoE) For For DC/DC Converters SMPS Transformer 1500Vrms Isolation 200 ~ 400kHz Surface Mount | |
| Power Over Ethernet (PoE) For For DC/DC Converters SMPS Transformer 1500Vrms Isolation 200 ~ 500kHz Surface Mount | |
| Power Over Ethernet (PoE) For For DC/DC Converters SMPS Transformer 1500Vrms Isolation 200kHz Surface Mount | |
| Power Over Ethernet (PoE) For For DC/DC Converters SMPS Transformer 1500Vrms Isolation 250 ~ 400kHz Surface Mount | |
| Power Over Ethernet (PoE) For For DC/DC Converters SMPS Transformer 1500Vrms Isolation 250kHz Surface Mount | |
| Power Over Ethernet (PoE) For For DC/DC Converters SMPS Transformer 1500Vrms Isolation Surface Mount | |
| Power Over Ethernet (PoE) For For DC/DC Converters SMPS Transformer 1875Vrms Isolation 200kHz Surface Mount | |
| Power Over Ethernet (PoE) For For DC/DC Converters SMPS Transformer 1875Vrms Isolation 250kHz Surface Mount | |
| Power Over Ethernet (PoE) For For DC/DC Converters SMPS Transformer 1875Vrms Isolation 250kHz Through Hole | |
| Pulse Transformer 1:1 Surface Mount | |
| Pulse Transformer 1:1 Through Hole | |
| Pulse Transformer Surface Mount | |
| Pulse Transformer | |
| PWR XFMR LAMINATED 112VA CHAS MT | |
| PWR XFMR LAMINATED 1200VA CHAS | |
| PWR XFMR LAMINATED 136VA CHAS MT | |
| PWR XFMR LAMINATED 1400VA CHAS | |
| PWR XFMR LAMINATED 1700VA CHAS | |
| PWR XFMR LAMINATED 180VA CHAS MT | |
| PWR XFMR LAMINATED 200VA CHAS MT | |
| PWR XFMR LAMINATED 210VA CHAS MT | |
| PWR XFMR LAMINATED 224VA CHAS MT | |
| PWR XFMR LAMINATED 235VA CHAS MT | |
| PWR XFMR LAMINATED 259VA CHAS MT | |
| PWR XFMR LAMINATED 272VA CHAS MT | |
| PWR XFMR LAMINATED 288VA CHAS MT | |
| PWR XFMR LAMINATED 336VA CHAS MT | |
| PWR XFMR LAMINATED 370VA CHAS MT | |
| PWR XFMR LAMINATED 448VA CHAS MT | |
| PWR XFMR LAMINATED 510VA CHAS MT | |
| PWR XFMR LAMINATED 544VA CHAS MT | |
| PWR XFMR LAMINATED 56VA CHAS MT | |
| PWR XFMR LAMINATED 672VA CHAS MT | |
| PWR XFMR LAMINATED 68VA CHAS MT | |
| PWR XFMR LAMINATED 735VA CHAS MT | |
| PWR XFMR LAMINATED 750VA CHAS MT | |
| PWR XFMR LAMINATED 816VA CHAS MT | |
| PWR XFMR LAMINATED TH | |
| PWR XFMR SEMI-TORO 12VA TH | |
| PWR XFMR SEMI-TORO 18VA TH | |
| PWR XFMR SEMI-TORO 2.5VA TH | |
| PWR XFMR SEMI-TORO 6VA TH | |
| PWR XFMR SEMI-TORO 9VA TH | |
| PWR XFMR TOROIDAL 1.6VA CHAS MT | |
| PWR XFMR TOROIDAL 1.6VA TH | |
| PWR XFMR TOROIDAL 10VA CHAS MT | |
| PWR XFMR TOROIDAL 10VA TH | |
| PWR XFMR TOROIDAL 15VA CHAS MT | |
| PWR XFMR TOROIDAL 15VA TH | |
| PWR XFMR TOROIDAL 25VA CHAS MT | |
| PWR XFMR TOROIDAL 25VA TH | |
| PWR XFMR TOROIDAL 3.2VA CHAS MT | |
| PWR XFMR TOROIDAL 3.2VA TH | |
| PWR XFMR TOROIDAL 35VA CHAS MT | |
| PWR XFMR TOROIDAL 35VA TH | |
| PWR XFMR TOROIDAL 50VA CHAS MT | |
| PWR XFMR TOROIDAL 50VA TH | |
| PWR XFMR TOROIDAL 5VA CHAS MT | |
| PWR XFMR TOROIDAL 5VA TH | |
| PWR XFMR TOROIDAL 7VA CHAS MT | |
| PWR XFMR TOROIDAL 7VA TH | |
| RF Balun 2.4GHz ~ 2.5GHz 50 / 100Ohm 0805 (2012 Metric) | |
| RF Balun 2.4GHz ~ 2.5GHz 50 / 200Ohm 0805 (2012 Metric) | |
| RF Balun 2.4GHz ~ 2.5GHz 50 / 50Ohm 0603 (1608 Metric) | |
| RF Balun 2.4GHz ~ 2.5GHz 50 / 50Ohm 0805 (2012 Metric) | |
| RF Balun 3GHz ~ 8GHz 50 / 100Ohm 0805 (2012 Metric), 6 PC Pad | |
| RF Balun 4.9GHz ~ 5.87GHz 50 / 100Ohm 0603 (1608 Metric) | |
| RF Balun 4.9GHz ~ 5.87GHz 50 / 200Ohm 0805 (2012 Metric) | |
| RF Balun 4.9GHz ~ 5.87GHz 50 / 50Ohm 0805 (2012 Metric) | |
| RF Balun 4.9GHz ~ 5.9GHz 50 / 100Ohm 0805 (2012 Metric) | |
| RF Balun 4.9GHz ~ 5.9GHz 50 / 50Ohm 0805 (2012 Metric) | |
| RF Balun 5.15GHz ~ 5.5GHz 50 / 50Ohm 0805 (2012 Metric) | |
| RF Balun 5.15GHz ~ 5.875GHz 50 / 100Ohm 0805 (2012 Metric) | |
| SPE SIGNAL TRANSFORMER 1:1; 2.2 | |
| TRANSFORMER FOR BATTERY MANAGEME | |
| TRANSFORMER LAN 10/100 SMD | |
| TRANSFORMER LAN 10/100/1000 SMD | |
| WE-BMS SMT TRANSFORMER -40C TO + | |
| WE-GDT GATE DRIVE TRANSFORMER E | |
| WE-LAN 10/100 BASE-TX SMT TRANSF | |
| WE-LAN 10/100/1000 BASE-T SMT TR | |
| WE-LAN 2.5G/5G BASE-T SMT TRANSF | |
| WIFI 6E WIFI 7 BALUN 1:1 | |
| WIFI 6E WIFI 7 BALUN 1:2 | |
| XFMR FLEX CONFIG DC/DC 6.6UH SMD | |
| XFMR FLEX CONFIG DC/DC 8.3UH SMD | |
| XFMR FLYBACK DC/DC CONV 25UH SMD | |
| XFMR POE DC/DC CONV 120UH SMD | |
| XFMR POE DC/DC CONV 210UH SMD |
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