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

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Product Name Notes
1.02mH Isolation and Data Interface (Encapsulated) Pulse Transformer 1:1CT Surface Mount
1.02mH Isolation and Data Interface (Encapsulated) Pulse Transformer 1:2CT Surface Mount
1.02mH Isolation and Data Interface (Encapsulated) Pulse Transformer 1CT:1CT Surface Mount
1.02mH Isolation and Data Interface (Encapsulated) Pulse Transformer 1CT:2CT Surface Mount
1.02mH Isolation and Data Interface (Encapsulated) Pulse Transformer 3CT:4CT Surface Mount
1.02mH Isolation and Data Interface (Encapsulated) Pulse Transformer Surface Mount
1.02mH Pulse Transformer Surface Mount
1.16mH Isolation and Data Interface (Encapsulated) Pulse Transformer Surface Mount
1.2µH Pulse Transformer 1CT:1CT Surface Mount
1.26mH Isolation and Data Interface (Encapsulated) Pulse Transformer 4CT:3CT Surface Mount
1.2mH Pulse Transformer 1:2CT Through Hole
1.2mH T1/E1 (Dual) Pulse Transformer 1CT:1.15CT Surface Mount
1.2mH T1/E1 (Single) Pulse Transformer 1:1 Through Hole
1.2mH T1/E1 (Single) Pulse Transformer 1:1:1, 1:2CS Through Hole
1.2mH T1/E1 (Single) Pulse Transformer 1:2CT Through Hole
1.2mH T1/E1 (Single) Pulse Transformer 1CT:1 Through Hole
1.2mH T1/E1 (Single) Pulse Transformer 1CT:1CT Through Hole
1.2mH T1/E1 (Single) Pulse Transformer 1CT:2CT Through Hole
1.2mH, 1.2mH T1/E1 (Dual) Pulse Transformer 1CT:1CT, 1CT:1CT Surface Mount
1.2mH, 1.2mH T1/E1 (Dual) Pulse Transformer 1CT:1CT, 1CT:2CT Surface Mount
1.2mH, 1.2mH T1/E1 (Dual) Pulse Transformer 1CT:2CT, 1CT:2CT Surface Mount
1.35mH Isolation and Data Interface (Encapsulated) Pulse Transformer 1CT:5CT Surface Mount
1.5mH Gate Drive Pulse Transformer 1:1 Through Hole
1.5mH Gate Drive Pulse Transformer 1:1.5 Through Hole
1.5mH Gate Drive Pulse Transformer 1:1.5:1.5 Through Hole
1.5mH Pulse Transformer 1:1 Through Hole
1.5mH Pulse Transformer 1:1:1 Through Hole
1.5mH T1/E1 (Single) Pulse Transformer 1:1/1.26 Through Hole
1.6mH, 1.6mH T1/E1 (Dual) Pulse Transformer 1CT:2CT, 1:1.36CT Surface Mount
1.8mH Gate Drive Pulse Transformer Surface Mount
1.8mH Isolation and Data Interface (Encapsulated) Pulse Transformer 2CT:1CT Surface Mount
100µH Isolation and Data Interface (Encapsulated) Pulse Transformer 1:1 Surface Mount
10A Current Sense Transformer 50kHz ~ 1MHz 2mH Surface Mount
140µH Isolation and Data Interface (Encapsulated) Pulse Transformer 1CT:1.414CT Transmitter, 1CT:1CT Receiver Surface Mount
150µH T3/E3 (Single) Pulse Transformer 1:4CT Through Hole
19µH T3/E3 (Single) Pulse Transformer 1:2CT Surface Mount
1:1:100 Current Sense Transformer 50kHz ~ 500kHz 1.15mOhm Primary, 930mOhm Secondary 14.8mH Surface Mount
1:1:200 Current Sense Transformer 50kHz ~ 500kHz 1.15mOhm Primary, 3.9Ohm Secondary 59.2mH Surface Mount
1:1:50 Current Sense Transformer 50kHz ~ 500kHz 1.15mOhm Primary, 380mOhm Secondary 3.8mH Surface Mount
1mH Gate Drive Pulse Transformer Surface Mount
1mH, 1mH T1/E1 (Dual) Pulse Transformer 1CT:1.41CT, 1CT:1.41CT Surface Mount
2.35mH Isolation and Data Interface (Encapsulated) Pulse Transformer 8CT:3CT Surface Mount
2.6mH Isolation and Data Interface (Encapsulated) Pulse Transformer 1CT:2CT Surface Mount
2.6mH Isolation and Data Interface (Encapsulated) Pulse Transformer 1CT:3CT Surface Mount
2.6mH Isolation and Data Interface (Encapsulated) Pulse Transformer 2CT:7CT Surface Mount
2.6mH Isolation and Data Interface (Encapsulated) Pulse Transformer 3CT:4CT Surface Mount
2.6mH Isolation and Data Interface (Encapsulated) Pulse Transformer 3CT:8CT Surface Mount
200µH Isolation and Data Interface (Encapsulated) Pulse Transformer 1CT:1CT Surface Mount
200µH Isolation and Data Interface (Encapsulated) Pulse Transformer 1CT:3CT Surface Mount
20A 100CT:1:1 Current Sense Transformer 20kHz ~ 200kHz 100Ohm Primary, 1.4Ohm Secondary 20mH Through Hole
20A 1:50 Current Sense Transformer 20kHz ~ 1MHz 0.75mOhm Primary, 1.5Ohm Secondary Max 500µH Surface Mount
20A Current Sense Transformer 200kHz ~ 500kHz 6mOhm Primary, 240mOhm Secondary 4mH Through Hole
20A Current Sense Transformer 20kHz ~ 1MHz 0.75mOhm Primary, 1.14Ohm Secondary Max 320µH Surface Mount
20A Current Sense Transformer 20kHz ~ 1MHz 0.75mOhm Primary, 4.75Ohm Secondary Max 980µH Surface Mount
20A Current Sense Transformer 20kHz ~ 1MHz 0.75mOhm Primary, 550mOhm Secondary Max 80µH Surface Mount
20A Current Sense Transformer 20kHz ~ 1MHz 0.75mOhm Primary, 870mOhm Secondary Max 180µH Surface Mount
20A Current Sense Transformer 20kHz ~ 1MHz 2mH Surface Mount
20A Current Sense Transformer 20kHz ~ 1MHz 3mH Surface Mount
20A Current Sense Transformer 20kHz ~ 1MHz 720µH Surface Mount
20A Current Sense Transformer 20kHz ~ 200kHz 100Ohm Primary, 1.4Ohm Secondary 20mH Through Hole
20A Current Sense Transformer 20kHz ~ 200kHz 200Ohm Primary, 4.5Ohm Secondary 80mH Through Hole
20A Current Sense Transformer 20kHz ~ 200kHz 50Ohm Primary, 700mOhm Secondary 5mH Through Hole
20A Current Sense Transformer 20kHz ~ 200kHz 5mH Through Hole
20A Current Sense Transformer 20kHz ~ 200kHz 80mH Through Hole
20mH Isolation and Data Interface (Encapsulated) Pulse Transformer 1:2CT Through Hole
3.2mH Isolation and Data Interface (Encapsulated) Pulse Transformer 1CT:1CT Surface Mount
3.2mH Isolation and Data Interface (Encapsulated) Pulse Transformer 4CT:5CT Surface Mount
3.5mH Isolation and Data Interface (Encapsulated) Pulse Transformer 1CS:1CS Surface Mount
3.5mH Isolation and Data Interface (Encapsulated) Pulse Transformer 1CS:1CS Transmitter, 1CS:1CS Receiver Surface Mount
3.5mH, 6.5mH Isolation and Data Interface (Encapsulated) Pulse Transformer 1CT:1CT Through Hole
30A 100:1 Current Sense Transformer 20kHz 0.35mOhm Primary, 3Ohm Secondary 2.5mH Surface Mount
30A 150:1 Current Sense Transformer 20kHz 0.35mOhm Primary, 5.7Ohm Secondary 5.63mH Surface Mount
30A 200:1 Current Sense Transformer 20kHz 0.35mOhm Primary, 10Ohm Secondary 10mH Surface Mount
30A 50:1 Current Sense Transformer 20kHz 0.35mOhm Primary, 600mOhm Secondary 630µH Surface Mount
310µH Isolation and Data Interface (Encapsulated) Pulse Transformer 3CT:8CT Surface Mount
35A Current Sense Transformer 10kHz ~ 200kHz 15Ohm Primary, 700mOhm Secondary 5mH Through Hole
37A 1:100 Current Sense Transformer 10kHz ~ 200kHz 56Ohm Primary, 1.4Ohm Secondary 20mH Through Hole
37A Current Sense Transformer 10kHz ~ 200kHz 510Ohm Primary, 11Ohm Secondary 180mH Through Hole
38A Current Sense Transformer 10kHz ~ 200kHz 200Ohm Primary, 4.5Ohm Secondary 80mH Through Hole
40µH T3/E3 (Single) Pulse Transformer 1:1 Surface Mount
450µH Isolation and Data Interface (Encapsulated) Pulse Transformer 1CT:2CT Surface Mount
4mH Gate Drive Pulse Transformer 1:1:1 Surface Mount
4mH Gate Drive Pulse Transformer 2:1:1 Surface Mount
50 Ohm to 25 Ohm Balun From 100
50 Ohm to 25 Ohm Balun From 20 M
50 Ohm to 25 Ohm Balun From 225
50 Ohm to 25 Ohm Balun From 80 M
538µH Isolation and Data Interface (Encapsulated) Pulse Transformer 1:1CT Surface Mount
538µH Isolation and Data Interface (Encapsulated) Pulse Transformer 1:2CT Surface Mount
538µH Isolation and Data Interface (Encapsulated) Pulse Transformer 1CT:1CT Surface Mount
538µH Isolation and Data Interface (Encapsulated) Pulse Transformer Surface Mount
680µH Isolation and Data Interface (Encapsulated) Pulse Transformer 3CT:4CT Surface Mount
680µH Isolation and Data Interface (Encapsulated) Pulse Transformer Surface Mount
75µH Isolation and Data Interface (Encapsulated) Pulse Transformer 1:1 Surface Mount
750µH Isolation and Data Interface (Encapsulated) Pulse Transformer 1CT:1CT Surface Mount
750µH Isolation and Data Interface (Encapsulated) Pulse Transformer 3CT:4CT Surface Mount
785µH Pulse Transformer 1:1 Surface Mount
CURR SENSE XFMR 1:100 30A
CURR SENSE XFMR 1:125 30A
CURR SENSE XFMR 1:180 30A
CURR SENSE XFMR 1:1:50 SMD
CURR SENSE XFMR 1:50 30A
CURR SENSE XFMR 1:70 30A
CURRENT SENSE TRANSF 20A 180UH
CURRENT SENSE TRANSF 20A 320UH
CURRENT SENSE TRANSF 20A 500UH
CURRENT SENSE TRANSF 20A 730UH
CURRENT SENSE TRANSF 20A 81UH
CURRENT SENSE TRANSF 20A 980UH
CURRENT SENSE TRANSF 40A 13300UH
CURRENT SENSE TRANSF 40A 1360UH
CURRENT SENSE TRANSF 40A 19200UH
CURRENT SENSE TRANSF 40A 2120UH
CURRENT SENSE TRANSF 40A 3060UH
CURRENT SENSE TRANSF 40A 34000UH
CURRENT SENSE TRANSF 40A 340UH
CURRENT SENSE TRANSF 40A 4160UH
CURRENT SENSE TRANSF 40A 5440UH
CURRENT SENSE TRANSF 40A 760UH
CURRENT SENSE TRANSF 40A 8500UH
Current Sense Transformer
Flyback Converters For For DC/DC Converters SMPS Transformer 1500Vrms Isolation Surface Mount
Flyback Converters For For DC/DC Converters SMPS Transformer 2500Vrms Isolation 80kHz Surface Mount
Flyback Converters For For DC/DC Converters SMPS Transformer 4300VDC Isolation 350kHz Surface Mount
Flyback Converters For For DC/DC Converters SMPS Transformer 5000Vrms Isolation 75kHz Surface Mount
For For DC/DC Converters SMPS Transformer 1500Vrms Isolation 200 ~ 700kHz Surface Mount
For For DC/DC Converters SMPS Transformer Isolation 50 ~ 400kHz Surface Mount
For SMPS Transformer 3000VDC Isolation 500kHz Surface Mount
For SMPS Transformer 4000Vrms Isolation 133kHz Surface Mount
For SMPS Transformer Isolation
Gate Drive Pulse Transformer Surface Mount
GDT, FUNCTIONAL, EP7, SMT
Isolation and Data Interface (Encapsulated) Pulse Transformer 1:1 Surface Mount
Isolation and Data Interface (Encapsulated) Pulse Transformer 1CT:1CT Through Hole
LAN 10/100 Base-T Pulse Transformer 1:1 Surface Mount
LAN 10/100 Base-T Pulse Transformer 1:1 Transmitter, 1:1 Receiver Surface Mount
Power Over Ethernet (PoE) For Configurable (For DC/DC) SMPS Transformer 1500Vrms Isolation 250kHz Surface Mount
Power Over Ethernet (PoE) For Configurable (For DC/DC) SMPS Transformer 1500Vrms Isolation 300kHz Surface Mount
Pulse Transformer 1CT:1.15CT Transmitter, 1CT:1.15CT Receiver Surface Mount
Pulse Transformer Surface Mount
Pulse Transformer
PULSE XFMR 1.02MH
PWR LLC XFMR 3.6KW TH
PWR XFMR LAMINATED 10VA TH
PWR XFMR LAMINATED 2.5VA TH
PWR XFMR LAMINATED 20VA TH
PWR XFMR LAMINATED 25VA CHAS MT
PWR XFMR LAMINATED 30VA TH
PWR XFMR LAMINATED 50VA CHAS MT
PWR XFMR LAMINATED 56VA TH
PWR XFMR LAMINATED 5VA TH
PWR XFMR SEMI-TORO 12VA TH
PWR XFMR SEMI-TORO 24VA TH
PWR XFMR SEMI-TORO 6VA TH
PWR XFMR SMD
SMD TRANSFORMER, EP6
TRANS FLYBACK POE 12W 12V
TRANSF 115UH 3CT:4CT
TRANSF 140UH 1CT:1CT
TRANSF 70UH 1CT:3CT
TRANSF CURRENT SENSE 1:100 50A
TRANSF CURRENT SENSE 1:125 50A
TRANSF CURRENT SENSE 1:200 50A
TRANSF GATE DRIVE 50UH 5:7 SMD
TRANSF GATE DRIVE 72UH 1:1 SMD
TRANSF GATE DRIVE 72UH 1:2 SMD
TRANSF GATE DRIVE 72UH 3:4 SMD
TRANSF GATE DRIVE SMD
TRANSF MINIFLYBACK 3W
TRANSF PLANAR 60W 12V OUT
TRANSF PLANAR 60W 24V OUT
TRANSF PLANAR 60W 3.3V OUT
TRANSF PLANAR 60W 5V OUT
TRANSF PLANAR 71W 12V OUT
TRANSF PLANAR 71W 24V OUT
TRANSF PLANAR 71W 3.3V OUT
TRANSF PLANAR 71W 5V OUT
TRANSF PWR SIC GAN LLC UI5 SMD
TRANSFORMER 1.02MH MAX253 SMD
TRANSFORMER 1.12MH SMD
TRANSFORMER 1.16MH MAX253 SMD
TRANSFORMER 1.21MH SMD
TRANSFORMER 1.26MH MAX253 SMD
TRANSFORMER 1.62MH SMD
TRANSFORMER 1.6MH SMD
TRANSFORMER 1.8MH MAX253 SMD
TRANSFORMER 12.2MH SMD
TRANSFORMER 15MH SMD
TRANSFORMER 2.5MH SMD
TRANSFORMER 2.88MH SMD
TRANSFORMER 20UH SMD
TRANSFORMER 256UH SMD
TRANSFORMER 27UH SMD
TRANSFORMER 2MH TH
TRANSFORMER 310UH MAX253 SMD
TRANSFORMER 4.5MH SMD
TRANSFORMER 44UH SMD
TRANSFORMER 500UH SMD
TRANSFORMER 538UH MAX253 SMD
TRANSFORMER 6.48MH SMD
TRANSFORMER 6.8MH SMD
TRANSFORMER 720UH SMD
TRANSFORMER 750UH MAX253 SMD
TRANSFORMER 780UH SMD
TRANSFORMER 820UH SMD
TRANSFORMER PLC 0.45W 1.0MH EP13
TRANSFORMER PLC 0.45W 1.15MH EP1
TRANSFORMER SMD
XFMR 2.5MH CS8401/CS8402 TH
XFMR DC/DC CONV SMD
XFMR FLYBACK 1.8UH SMD
XFMR FLYBACK 205UH SMD
XFMR FLYBACK 48UH SMD
XFMR FLYBACK DC/DC CONV SMD
XFMR FLYBACK SMD
XFMR GATE DRIVE 1CT:1CT SM NPB
XFMR GATE DRIVE 1CT:2CT SM NPB
XFMR GATE DRIVE 1CT:3CT SM NPB
XFMR GATE DRIVE 1CT:5CT SM NPB
XFMR GATE DRIVE 2CT:7CT SM NPB
XFMR GATE DRIVE 3CT:11CT SM NPB
XFMR GATE DRIVE 3CT:4CT SM NPB
XFMR GATE DRIVE 3CT:8CT SM NPB
XFMR GATE DRIVE 4CT:7CT SM NPB
XFMR GATE DRIVE 8CT:9CT SM NPB
XFMR GATE-DR 1CT:2CT SM NPB
XFMR POE 100.5UH SMD
XFMR POE 100UH SMD
XFMR POE 11.5UH SMD
XFMR POE 127UH SMD
XFMR POE 140UH SMD
XFMR POE 143UH SMD
XFMR POE 155UH SMD
XFMR POE 180UH SMD
XFMR POE 253UH SMD
XFMR POE 30UH SMD
XFMR POE 37.5UH SMD
XFMR POE 37UH SMD
XFMR POE 40UH SMD
XFMR POE 42.9UH SMD
XFMR POE 60UH SMD
XFMR POE 70UH SMD
XFMR POE 90UH SMD
XFMR POE CONFIG DC/DC 160UH SMD
XFMR POE DC/DC CONV 100UH SMD
XFMR POE DC/DC CONV 150UH SMD
XFMR POE DC/DC CONV 153UH SMD
XFMR POE DC/DC CONV 166.5UH SMD
XFMR POE DC/DC CONV 17.3UH SMD
XFMR POE DC/DC CONV 20.5UH SMD
XFMR POE DC/DC CONV 200UH SMD
XFMR POE DC/DC CONV 37UH SMD
XFMR POE DC/DC CONV 382UH SMD
XFMR POE DC/DC CONV 70UH SMD
XFMR POE DC/DC CONV 710UH SMD
XFMR POE DC/DC CONV 75UH SMD
XFMR POE DC/DC CONV 80UH SMD
XFMR POE DC/DC CONV 90UH SMD
XFMR POE DC/DC CONV 95UH SMD
XFMR POE DC/DC CONV SMD
XFMR PUSH-PULL 1.35MH RS-485 SMD
XFMR PUSH-PULL RS-485 COMM SMD
XFMR PUSH-PULL SIDE CAR S NPB
XFMR PWR .1260 UH EP7 SM NPB
XFMR PWR .1880 UH EP7 SM NPB
XFMR PWR .200 UH EP7 SM NPB
XFMR PWR .2350 UH EP7 SM NPB
XFMR PWR .310 UH EP7 SM NPB
XFMR PWR .450 UH EP7 SM NPB
XFMR SENSE SMT EE8.5 30A 100:1
XFMR SENSE SMT EE8.5 30A 150:1
XFMR SENSE SMT EE8.5 30A 200:1
XFMR SENSE SMT EE8.5 30A 50:1

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