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 (USD) 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
HALO Electronics Audio Transformers / Signal Transformers 2.5Gig Reinforced SMD 24P ISO MOD 104In Stock
Min.: 1
Mult.: 1
Ethernet Transformers Isolated SMD/SMT 350 uH 4000 Vrms - 40 C + 85 C 2.5GBASE-T Reinforced SMD-24 19.05 mm 12.19 mm 11.94 mm TGR2G
Triad Magnetics Audio Transformers / Signal Transformers Audio Tfmr, Zpri = 600/250/150/62.5: Zsec= 600/ 250/150/62.5, 10Hz - 30kHz, 20dBu
Datasheet
5In Stock
Min.: 1
Mult.: 1

Audio Transformer Audio Transformer Solder 10 Hz to 30 kHz 21 H to 49 H 600 Ohms, 250 Ohms 600 Ohms, 250 Ohms 0 C + 70 C 1 Channel 1.54 in 1.38 in 1.42 in HS
iNRCORE Audio Transformers / Signal Transformers XFMR 1CT:1CT 0.2OHM PRIM 1500V
Datasheet
726In Stock
Min.: 1
Mult.: 1
: 400
Copperhead Reel, Cut Tape
Coilcraft Audio Transformers / Signal Transformers PWB Wideband RF 1:1 0.0035-125 MHz
Datasheet
9,522In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 250

RF Transformers SMD/SMT 3.5 kHz to 125 MHz 780 uH, 780 uH 300 V - 40 C + 85 C Dual Wideband 6.77 mm 6.48 mm 4.45 mm PWB Reel, Cut Tape, MouseReel
Pulse Electronics Audio Transformers / Signal Transformers 100Base-TX PCMCIA 1-Port NonPoE
Datasheet
4,000In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,000

LAN Transformers Module SMD/SMT 100 kHz to 100 MHz 0 C + 70 C Single 100 Base-TX 0.5 in 0.347 in 0.082 in Reel, Cut Tape, MouseReel
Coilcraft Audio Transformers / Signal Transformers DA2032 Cap Chrgr For Linear LT3750
Datasheet
6,383In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 200

Flyback Transformers Flyback SMD/SMT 100 kHz 10 uH 1.5 kV - 40 C + 125 C Single LT3750/LT3751 Capacitor Charger Controller 17.2 mm 14.98 mm 8.89 mm DA2032 Reel, Cut Tape, MouseReel
Mini-Circuits Audio Transformers / Signal Transformers 1:2 CORE & WIRE Transformer, 400-7200 MHz, 50?
Datasheet
100In Stock
500Expected 2026/10/12
MouseReel Available
Min.: 1
Mult.: 1
: 500

RF Transformer SMD/SMT 400 MHz to 7.2 GHz - 40 C + 85 C 2 Channel SMD-6 3.81 mm 3.81 mm 4.06 mm TCM2 Reel, Cut Tape, MouseReel
Mini-Circuits Audio Transformers / Signal Transformers 1:1 CORE & WIRE Transformer, 800 MHz - 6.8 GHz, 50?
Datasheet
619In Stock
1,500Expected 2026/11/02
MouseReel Available
Min.: 1
Mult.: 1
: 500

RF Transformers Surface Mount RF Transformer SMD/SMT 800 MHz to 6.8 GHz - 40 C + 85 C 1 Channel Broadband Telecom GU2939 2.54 mm 1.27 mm 1.88 mm TTC1 Reel, Cut Tape, MouseReel
Mini-Circuits Audio Transformers / Signal Transformers 1:1 LTCC Transformer, 2150 - 3600 MHz, 50?
Datasheet
1,443In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 100

RF Transformers SMD/SMT 2.15 GHz to 3.6 GHz - 55 C + 125 C TCW1 Reel, Cut Tape, MouseReel
iNRCORE Audio Transformers / Signal Transformers HV Balun Adaptor for SMPTE-292M HDTV
Datasheet
20In Stock
15Expected 2026/10/19
Min.: 1
Mult.: 1

Baluns Module Connector 100 Ohms - 55 C + 125 C 2.55 mm 1.16 mm 1.1 mm HFBL Tube
iNRCORE Audio Transformers / Signal Transformers HV Balun Adaptor for SMPTE-292M HDTV
Datasheet
13In Stock
50On Order
Min.: 1
Mult.: 1

Baluns Module Connector 100 Ohms - 55 C + 125 C Single HFBL Tube
Taoglas Audio Transformers / Signal Transformers LAN XFMR 10/100 BASE-T SINGLE
Datasheet
1,313In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 750

LAN Transformers LAN Transformer SMD/SMT 350 uH - 40 C + 85 C 10/100 Base-T, AutoMDIX 12.8 mm 9.3 mm 5.1 mm Exos Reel, Cut Tape, MouseReel
Taoglas Audio Transformers / Signal Transformers LAN XFMR 10/100 BASE-T SINGLE
Datasheet
1,500In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 750

LAN Transformers LAN Transformer SMD/SMT 350 uH - 40 C + 85 C 10/100 Base-T, AutoMDIX 12.8 mm 9.45 mm 5.1 mm Exos Reel, Cut Tape, MouseReel
Taoglas Audio Transformers / Signal Transformers LAN XFMR 1G BASE-T SINGLE
Datasheet
667In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 350

LAN Transformers LAN Transformer SMD/SMT 350 uH 0 C + 70 C 1G Base-T, AutoX'fmr 18.15 mm 15.9 mm 5.7 mm Exos Reel, Cut Tape, MouseReel
Mini-Circuits Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS
Datasheet
6,927In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,000

RF Transformers SMD/SMT 5 MHz to 3 GHz 75 Ohms 75 Ohms - 40 C + 85 C Single 3.81 mm x 3.81 mm x 3.81 mm 3.81 mm 3.81 mm 3.81 mm TC1 Reel, Cut Tape, MouseReel
Mini-Circuits Audio Transformers / Signal Transformers RF XFMR / SURF MOUNT / RoHS
Datasheet
4,116In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 500

RF Transformers SMD/SMT 200 kHz to 120 MHz 50 Ohms 50 Ohms - 20 C + 85 C Single 7.87 mm x 5.59 mm x 4.11 mm 7.87 mm 5.59 mm 4.11 mm ADTT4 Reel, Cut Tape, MouseReel
HALO Electronics Audio Transformers / Signal Transformers 1500Vrms 0.9Ohm 16-Pin SMD
Datasheet
291In Stock
Min.: 1
Mult.: 1

LAN Isolation Transformers 10 / 100 Base-TX SMD/SMT 1.5 kV - 55 C + 125 C 1 Channel SMD-16 12.7 mm 7.11 mm 3.76 mm TG110 Tube
Coilcraft Audio Transformers / Signal Transformers DA2257 PoE Trnsfmr For TI LM5071/72
Datasheet
2,040In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 175

PoE Transformers Flyback SMD/SMT 250 kHz 35 uH 2 kV - 40 C + 85 C Single LM5071 LM5072 PD Controllers 13.46 mm 13 mm 12.7 mm DA2257 Reel, Cut Tape, MouseReel
Coilcraft Audio Transformers / Signal Transformers FA2805 SMT Flyback For Si341, Si3402
Datasheet
1,225In Stock
875Expected 2026/07/24
MouseReel Available
Min.: 1
Mult.: 1
: 175

Flyback Transformers Flyback SMD/SMT 200 kHz 40 uH 1.5 kV - 40 C + 85 C Single Si3402 PD Controller 13.46 mm 13 mm 12.7 mm FA2805 Reel, Cut Tape, MouseReel
Coilcraft Audio Transformers / Signal Transformers PWB Wideband RF 1:4 0.150-500 MHz
Datasheet
1,168In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 250

RF Transformers SMD/SMT 150 kHz to 500 MHz - 40 C + 85 C Single Wideband 6.77 mm 6.48 mm 4.45 mm PWB Reel, Cut Tape, MouseReel
Coilcraft Audio Transformers / Signal Transformers WBC SMT Mini Wdebnd 1:1 0.400-600 MHz
Datasheet
1,986In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 750

RF Transformers SMD/SMT 400 kHz to 600 MHz 10 uH 300 V - 40 C + 85 C Wideband 4.45 mm x 4.19 mm x 3.05 mm 4.45 mm 4.19 mm 3.05 mm WBC Reel, Cut Tape, MouseReel
Coilcraft Audio Transformers / Signal Transformers WBC SMT Mini Wdebnd 1:4 0.500-1000 MHz
Datasheet
780In Stock
750On Order
MouseReel Available
Min.: 1
Mult.: 1
: 750

RF Transformers SMD/SMT 500 kHz to 1 GHz 20 uH 300 V - 40 C + 85 C Wideband 4.45 mm x 4.19 mm x 3.05 mm 4.45 mm 4.19 mm 3.05 mm WBC Reel, Cut Tape, MouseReel
Pulse Electronics Audio Transformers / Signal Transformers MOD DUAL 1GPP 1:1 EXT. HF SMD
Datasheet
290In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 600

SMD/SMT 350 uH - 40 C + 85 C 15.1 mm 7.1 mm HXB Reel, Cut Tape, MouseReel
iNRCORE Audio Transformers / Signal Transformers
Datasheet
39In Stock
Min.: 1
Mult.: 1

High Speed SMD/SMT 3.75 uH - 55 C + 125 C 2 Channel 12.7 mm 11.05 mm 4.57 mm Tube
Coilcraft Audio Transformers / Signal Transformers DA2033 Cap Chrgr For Linear LT3750/51
Datasheet
820In Stock
2,400On Order
MouseReel Available
Min.: 1
Mult.: 1
: 200

Flyback Transformers Flyback SMD/SMT 100 kHz 10 uH 1.5 kV - 40 C + 125 C LT3750/LT3751 Capacitor Charger Controller 18 mm 17 mm 9.78 mm DA2033 Reel, Cut Tape, MouseReel