Unshielded Audio & Signal Transformers

Results: 767
Select Image Part # Mfr. Description Datasheet Availability Pricing (TWD) Filter the results in the table by unit price based on your quantity. Qty. RoHS ECAD Model Product Type Termination Style Frequency Range Inductance Primary Impedance Secondary Impedance Isolation Voltage Minimum Operating Temperature Maximum Operating Temperature Number of Channels Application Package / Case Length Width Height Series Qualification Packaging
Coilcraft Audio Transformers / Signal Transformers KA5038 Flyback For ON Semi NCP1236 67In Stock
Min.: 1
Mult.: 1

Flyback Transformers Flyback Through Hole 50 kHz 560 uH 3 kV - 40 C + 85 C Single NCP1236 Fixed Frequency PWM Controller 42 mm 33.5 mm 23.24 mm KA5038 Tray
Coilcraft Audio Transformers / Signal Transformers Wideband RF, SMD 250mA 1:1sec 594In Stock
Min.: 1
Mult.: 1
: 500

RF Transformers SMD/SMT 40 kHz to 175 MHz 95 uH 500 V - 40 C + 85 C Single Wideband 13.21 mm x 7.87 mm x 5.72 mm 13.21 mm 7.87 mm 5.72 mm SWB Reel, Cut Tape, MouseReel
Pulse Electronics Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH .65Ohms 2-Port 87In Stock
Min.: 1
Mult.: 1
: 250

LAN Transformers Module SMD/SMT 1 MHz to 100 MHz 350 uH 1.5 kV 0 C + 70 C Dual 1000 Base-T 27.94 mm 10.92 mm 7.54 mm Reel, Cut Tape, MouseReel
Pulse Electronics Audio Transformers / Signal Transformers SMD T3/DS3/E3/STS-1 19uH 1-Port 804In Stock
Min.: 1
Mult.: 1
: 500

Telecom Transformers Module SMD/SMT 250 kHz to 500 MHz 60 nH 1.5 kV 0 C + 70 C Single T3/DS3/E3/STS-1 Interfaces 7.62 mm 9.91 mm 6.35 mm Reel, Cut Tape, MouseReel
Mini-Circuits Audio Transformers / Signal Transformers 10-1.8GHz, 75Ohms, 1:1 Core and Wire Transformer 17In Stock
500Expected 10/19/2026
Min.: 1
Mult.: 1
: 500

RF Transformers Transformer SMD/SMT 10 MHz to 1.8 GHz 75 Ohms 50 Ohms - 40 C + 100 C 1 Channel 6.1 mm x 4.32 mm x 4.06 mm 6.1 mm 4.32 mm 4.06 mm TRS1 Reel, Cut Tape, MouseReel
Mini-Circuits Audio Transformers / Signal Transformers 1:2.5 CORE & WIRE Transformer, 0.01 - 100 MHz, 50? 77In Stock
Min.: 1
Mult.: 1
: 100

RF Transformers Transformer SMD/SMT 10 kHz to 100 MHz 50 Ohms 50 Ohms - 20 C + 85 C 1 Channel 7.62 mm x 6.86 mm x 5.84 mm 7.62 mm 6.86 mm 5.84 mm T2.5 Reel, Cut Tape, MouseReel
Mini-Circuits Audio Transformers / Signal Transformers 1:1 LTCC Transformer, 3100 - 4200 MHz, 50? 128In Stock
Min.: 1
Mult.: 1
: 500

RF Transformers SMD/SMT 3.1 GHz to 4.2 GHz - 55 C + 125 C TCW1 Reel, Cut Tape, MouseReel
Vacuumschmelze Audio Transformers / Signal Transformers PLC Transf PTH SMD 1.4mH 1:1 21,569In Stock
1,800On Order
Min.: 1
Mult.: 1
: 450

Signal Transformers SMD/SMT 10 kHz to 1 MHz 1.4 mH - 40 C + 85 C Single PowerLine - PLC Metering 13.9 mm 11 mm 7.6 mm T60403 Reel, Cut Tape, MouseReel
iNRCORE Audio Transformers / Signal Transformers EXTMP XFMR 100BT SMG COM PBC 2In Stock
80Expected 10/20/2026
Min.: 1
Mult.: 1
RF Transformers SMD/SMT 100 kHz to 100 MHz 350 uH - 55 C + 125 C Single 100 Base-TX 12.7 mm 6.73 mm 5.97 mm 100B Tube


Pulse Electronics Audio Transformers / Signal Transformers 100Base-TX SMD PoE 350uH .65Ohms 1-Port 310In Stock
Min.: 1
Mult.: 1

LAN Transformers Module SMD/SMT 1 MHz to 125 MHz 350 uH 1.5 kV - 40 C + 85 C Single 10/100 Base-T PoE 12.7 mm 9.09 mm 5.99 mm HX Tube
MACOM Audio Transformers / Signal Transformers 5-300MHz 1:2 omped. 75 ohm 4,791In Stock
Min.: 1
Mult.: 1
: 900

Baluns SMD/SMT 5 MHz to 300 MHz 75 Ohms - 40 C + 125 C Single CATV, FTTX Broadband 7.11 mm 6.35 mm 2.57 mm Reel, Cut Tape, MouseReel
Mini-Circuits Audio Transformers / Signal Transformers 1:1 CORE & WIRE Transformer, 5 - 1800 MHz, 75 Ohm 518In Stock
Min.: 1
Mult.: 1
: 500

RF Transformers SMD/SMT 5 MHz to 1.8 GHz - 40 C + 85 C Single Push-Pull 3.81 mm 3.81 mm 4.06 mm TC1 Reel, Cut Tape, MouseReel
Wurth Elektronik Audio Transformers / Signal Transformers WE-PLC EE13/7/4 (EF12.6) THT 412In Stock
Min.: 1
Mult.: 1

Signal Transformers PLC Through Hole 870 uH 4 kVAC - 40 C + 125 C Single Metering Narrowband PLC Coupling 13.72 mm 19.8 mm 10.16 mm WE-PLC Tray
iNRCORE Audio Transformers / Signal Transformers Signal-1553 Non-QPL Mil Grade 29In Stock
Min.: 1
Mult.: 1
No
RF Transformers Pin Terminal Transformers Through Hole 75 kHz to 1 MHz 100 V - 55 C + 125 C Single 16 mm 16 mm 3.94 mm TL1553 Tube
iNRCORE Audio Transformers / Signal Transformers MDL SIN 100D 1:1 TU 16Term Gull Wing SMD 131In Stock
Min.: 1
Mult.: 1
No
RF Transformers SMD/SMT 100 kHz to 100 MHz 350 uH - 55 C + 125 C Dual 100 Base-TX 25.4 mm 12.827 mm 5.969 mm 1000B Tube
Pulse Electronics PE-65728NLT
Pulse Electronics Audio Transformers / Signal Transformers SMD Isolation Xfmr 100uH .3Ohms 1-Port 1,407In Stock
Min.: 1
Mult.: 1
: 850

Telecom Transformers Module SMD/SMT 1.5 kV 0 C + 70 C Single AUI Ethernet 0.495 in 0.28 in 0.2 in Reel, Cut Tape, MouseReel
Pulse Electronics H5007ENL
Pulse Electronics Audio Transformers / Signal Transformers MDL,SIN,1GD,1:1,SMT,TU, NPB 264In Stock
Min.: 1
Mult.: 1

LAN Transformers Module SMD/SMT 1 MHz to 100 MHz 350 uH 0 C + 70 C Single 1000 Base-T 17.65 mm 12.2 mm 5.72 mm H5007 Tube
Pulse Electronics HX2305NL
Pulse Electronics Audio Transformers / Signal Transformers 100Base-TX SMD PoE 350uH .65Ohms 2-Port 269In Stock
Min.: 1
Mult.: 1

LAN Transformers Module SMD/SMT 350 uH 1.5 kV - 40 C + 85 C Dual 10/100 Base-T PoE Tube
Pulse Electronics T1137NLT
Pulse Electronics Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH .7Ohm 2-Port 303In Stock
Min.: 1
Mult.: 1
: 600

ISDN Transformers Module SMD/SMT 1.5 kV 0 C + 70 C 2 Channel T1/CEPT/ISDN-Pri Reel, Cut Tape, MouseReel
Eaton Electronics Audio Transformers / Signal Transformers Flybk Xfmr EFD15 Single Out 18W 12V 1.5A 528In Stock
Min.: 1
Mult.: 1
: 250

Flyback Transformers SMD/SMT 70 uH 1.5 kVAC - 40 C + 125 C 22.3 mm 17.3 mm 9 mm POEB1FB Reel, Cut Tape, MouseReel
Eaton Electronics Audio Transformers / Signal Transformers Flybk Xfmr EFD15 Dual 13W 5V 0.01A 2.6A 540In Stock
Min.: 1
Mult.: 1
: 250

Flyback Transformers SMD/SMT 155 uH 1.5 kVAC - 40 C + 125 C 22.3 mm 17.3 mm 9 mm POEB1FB Reel, Cut Tape, MouseReel
Eaton Electronics Audio Transformers / Signal Transformers Flybk Xfmr EFD20 Single Out 60W 12V 5A 328In Stock
Min.: 1
Mult.: 1
: 150

Flyback Transformers SMD/SMT 70 uH 1.5 kVAC - 40 C + 125 C 29.3 mm 21.8 mm 12 mm POEB2FB Reel, Cut Tape, MouseReel
Eaton Electronics Audio Transformers / Signal Transformers Flybk Xfmr EFD20 Single Out 40W 5V 8A 344In Stock
Min.: 1
Mult.: 1
: 150

Flyback Transformers SMD/SMT 100 uH 1.5 kVAC - 40 C + 125 C 29.3 mm 21.8 mm 12 mm POEB2FB Reel, Cut Tape, MouseReel
Pulse Electronics Audio Transformers / Signal Transformers SMD Digital Audio 3000uH .5Ohms 1-Port 177In Stock
Min.: 1
Mult.: 1

Telecom Transformers Module SMD/SMT 1.5 kV 0 C + 70 C Single Digital 0.475 in 0.46 in 0.34 in Tube
Pulse Electronics Audio Transformers / Signal Transformers 10Base-T SMD NonPoE .3Ohms 1-Port 462In Stock
Min.: 1
Mult.: 1
: 600

LAN Transformers Module SMD/SMT 100 kHz 1.5 kV 0 C + 70 C Single 10 Base-T 12.7 mm 7.11 mm 5.97 mm Reel, Cut Tape