Transformers Audio & Signal

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Transformers for Audio Applications

Audio transformers can used to step up or step down a signal voltage, increase or decrease the impedance of a circuit, convert a circuit from unbalanced to balanced and vice versa, block DC current in a circuit while allowing AC current to flow, or electrically isolate one audio device from another. Learn More

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Description Datasheet Availability Pricing (EUR) 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
Package/Case
Length
Width
Height
Series
Qualification
Packaging
Pulse Electronics Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH .7Ohms 2-Port
Datasheet
400In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 600

ISDN Transformers Module SMD/SMT 700 mOhms, 700 mOhms 1.5 kV - 40 C + 85 C Dual 12.83 mm 7.11 mm 6.22 mm Reel, Cut Tape, MouseReel
Pulse Electronics Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH .8Ohms 1-Por
Datasheet
553In Stock
Min.: 1
Mult.: 1

ISDN Transformers Module SMD/SMT 1.2 mH 1 Ohms 1.5 kV - 40 C + 85 C Single 7.62 mm 7 mm 6.35 mm Tube
iNRCORE Audio Transformers / Signal Transformers
Datasheet
237In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 400

Gate Drive Transformers SMD/SMT 50 kHz 3.3 mH 1.5 kVDC - 55 C + 130 C 9.01 mm 8.63 mm 7.62 mm Reel, Cut Tape, MouseReel
iNRCORE Audio Transformers / Signal Transformers Signal - Transceiver Mil-Grade
Datasheet
193In Stock
Min.: 1
Mult.: 1

Tube
Wurth Elektronik Audio Transformers / Signal Transformers WE-LAN DP83822 SMT Transfrmr 100BT 1 Port ETR
Datasheet
837In Stock
3.450On Order
MouseReel Available
Min.: 1
Mult.: 1
: 750

LAN Transformers LAN SMD/SMT 350 uH 1.5 kVAC - 40 C + 85 C Dual 12.95 mm 7.11 mm 5.33 mm WE-LAN Reel, Cut Tape, MouseReel
TDK Audio Transformers / Signal Transformers 10/100 BASE-T 0C-70C 1-PORT
Datasheet
11.171In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 500

LAN Transformers Module SMD/SMT 100 kHz to 100 MHz 350 uH 1.5 kV 0 C + 70 C Single 12.7 mm 7.11 mm 5.6 mm B78476A Reel, Cut Tape, MouseReel
TDK Audio Transformers / Signal Transformers 1000 BASE-T -40C+85C 1-PORT
Datasheet
647In Stock
2.000Expected 11/10/2026
MouseReel Available
Min.: 1
Mult.: 1
: 400

LAN Transformers Module SMD/SMT 100 kHz 350 uH 1 Ohms - 40 C + 85 C Single 13.8 mm 15.2 mm 5.72 mm B78476A Reel, Cut Tape, MouseReel
TDK Audio Transformers / Signal Transformers 10/100 BASE-T -40C+85C 1-PORT
Datasheet
6.760In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 500

LAN Transformers Module SMD/SMT 100 kHz 350 uH 1 Ohms 1 Ohms - 40 C + 85 C Single 12.7 mm 6.9 mm 5.6 mm B78476A Reel, Cut Tape, MouseReel
TDK Audio Transformers / Signal Transformers 10/100 BASE-T -40C+85C 1-PORT POE
Datasheet
2.528In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 500

LAN Transformers Module SMD/SMT 100 kHz to 100 MHz 350 uH 1.5 kV - 40 C + 85 C Single 12.7 mm 6.9 mm 5.6 mm B78476A Reel, Cut Tape, MouseReel
TDK Audio Transformers / Signal Transformers 1000 BASE-T 0C-70C 1-PORT
Datasheet
694In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 350

LAN Transformers Module SMD/SMT 100 kHz to 100 MHz 350 uH 1.5 kV 0 C + 70 C Single 17.6 mm 12.1 mm 5.8 mm B78476A Reel, Cut Tape, MouseReel
TDK Audio Transformers / Signal Transformers 1000 BASE-T -40C+85C 1-PORT
Datasheet
2.131In Stock
1.750Expected 10/27/2026
MouseReel Available
Min.: 1
Mult.: 1
: 350

LAN Transformers Module SMD/SMT 100 kHz to 100 MHz 350 uH 1.5 kV - 40 C + 85 C Single 17.6 mm 12.1 mm 5.8 mm B78476A Reel, Cut Tape, MouseReel
TDK Audio Transformers / Signal Transformers 1000 BASE-T -40C+85C 2-PORT
Datasheet
465In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 350

LAN Transformers Module SMD/SMT 350 uH - 40 C + 85 C Dual 27.69 mm 7.29 mm 8.41 mm B78476A Reel, Cut Tape, MouseReel
Coilcraft Audio Transformers / Signal Transformers DA2032 Cap Chrgr For Linear LT3750/51
Datasheet
639In Stock
2.450On Order
MouseReel Available
Min.: 1
Mult.: 1
: 175

Flyback Transformers Flyback SMD/SMT - 40 C + 125 C Single 20.57 mm 21 mm 9.78 mm DA2034 Reel, Cut Tape, MouseReel
Coilcraft Audio Transformers / Signal Transformers ETH1 PoE+ Magnetics 2-pair cabling @30W
Datasheet
2.081In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 400

LAN Transformers Module SMD/SMT 1 MHz to 100 MHz 350 uH 1.5 kV - 40 C + 85 C Dual 17.65 mm 15.75 mm 8.26 mm ETH1 Reel, Cut Tape, MouseReel
Coilcraft Audio Transformers / Signal Transformers PL160 300W 0.0072Ohm Planar Trnsfmr
Datasheet
399In Stock
700Expected 10/2/2026
Min.: 1
Mult.: 1

Planar Quick Connect 200 kHz to 700 kHz 211 uH 1.5 kV - 40 C + 125 C Single 29.46 mm 26.67 mm 10.4 mm PL300 Tray
Coilcraft Audio Transformers / Signal Transformers POE13F Flyback PoE 13uH 12 V 1.1 A
Datasheet
1.199In Stock
2.800On Order
MouseReel Available
Min.: 1
Mult.: 1
: 200

PoE Transformers Flyback SMD/SMT 250 kHz - 40 C + 125 C Single 17.2 mm 14.98 mm 8.51 mm POE13F Reel, Cut Tape, MouseReel
Coilcraft Audio Transformers / Signal Transformers POE300F Flyback PoE+ 30uH 12 V 2.5 A
Datasheet
767In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 175

PoE Transformers Flyback SMD/SMT 250 kHz - 40 C + 125 C Single 21 mm 20.57 mm 11.43 mm POE300F Reel, Cut Tape, MouseReel
Coilcraft Audio Transformers / Signal Transformers PWB Wideband RF 1:4 0.15-400 MHz
Datasheet
839In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 250

RF Transformers PWB Reel, Cut Tape, MouseReel
Coilcraft Audio Transformers / Signal Transformers PWB Wideband RF 1:1 0.0035-125 MHz
Datasheet
3.209In Stock
6.750On Order
MouseReel Available
Min.: 1
Mult.: 1
: 250

RF Transformers SMD/SMT 3.5 kHz to 125 MHz - 40 C + 85 C Single 6.77 mm 6.48 mm 4.45 mm PWB Reel, Cut Tape, MouseReel
iNRCORE Audio Transformers / Signal Transformers 75-100Ohm 1.485Gbps BALUN ADPTR -2dB
Datasheet
18In Stock
Min.: 1
Mult.: 1
No
Baluns Module Connector 100 Ohms - 55 C + 125 C Dual 38.354 mm 28.956 mm 22.86 mm HFB Tube
HALO Electronics TG1G-T3L8LF
HALO Electronics Audio Transformers / Signal Transformers 1000BASE-T1 SPE ISOLATION ISOLATION MODULE
Datasheet
386In Stock
Min.: 1
Mult.: 1

Tube
HALO Electronics Audio Transformers / Signal Transformers 10/100BASE-TX SMD -40/125C 16P 1Port
Datasheet
448In Stock
Min.: 1
Mult.: 1

TG110 Tube
Wurth Elektronik Audio Transformers / Signal Transformers WE-PLC PLC 1 channel 4500Vrms isolation -40/ +125C
Datasheet
575In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 500

Transformers SMT Transformer SMD/SMT 20 uH 4.5 kVAC - 40 C + 125 C 1 Channel 13.6 mm 11.26 mm 7.4 mm WE-PLC Reel, Cut Tape, MouseReel
Taoglas Audio Transformers / Signal Transformers LAN XFMR 10/100 BASE-T (PoE+)
Datasheet
705In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 600

LAN Transformers LAN Transformer SMD/SMT 350 uH - 40 C + 85 C 12.7 mm 9.45 mm 4.95 mm Exos Reel, Cut Tape, MouseReel
Taoglas Audio Transformers / Signal Transformers LAN XFMR 1G BASE-T SINGLE
Datasheet
226In Stock
800Expected 10/6/2026
MouseReel Available
Min.: 1
Mult.: 1
: 400

LAN Transformers LAN Transformer SMD/SMT 350 uH - 40 C + 85 C 18.15 mm 16 mm 6.25 mm Exos Reel, Cut Tape, MouseReel