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 (PHP) 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 84In 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
Coilcraft Audio Transformers / Signal Transformers DA2032 Cap Chrgr For Linear LT3750
Datasheet
5,786In 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
Coilcraft Audio Transformers / Signal Transformers PWB Wideband RF 1:1 0.0035-125 MHz
Datasheet
8,154In 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
iNRCORE Audio Transformers / Signal Transformers XFMR 1CT:1CT 0.2OHM PRIM 1500V
Datasheet
275In Stock
1,200Expected 19/11/2026
Min.: 1
Mult.: 1
: 400
Copperhead Reel, Cut Tape
Wurth Elektronik Audio Transformers / Signal Transformers 10/100/1000 Base-T Transformer 1 Port
Datasheet
1,593In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 175

LAN Transformers LAN SMD/SMT 350 uH 4 kVAC - 40 C + 85 C 28.57 mm 12.7 mm 12.7 mm WE-LAN Reel, Cut Tape, MouseReel
iNRCORE Audio Transformers / Signal Transformers HV Balun Adaptor for SMPTE-292M HDTV
Datasheet
16In Stock
15Expected 07/10/2026
Min.: 1
Mult.: 1

Baluns Module Connector 100 Ohms - 55 C + 125 C 2.55 mm 1.16 mm 1.1 mm HFBL Tube
MACOM Audio Transformers / Signal Transformers Transformer, 1:1 RF, 5-1200MHz
Datasheet
8,708In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,000

RF Transformers SMD/SMT 5 MHz to 1.2 GHz 75 Ohms 75 Ohms - 40 C + 85 C Single Broadband, CATV 3.81 mm 2.79 mm 3.8 mm 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 02/11/2026
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
1,296In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 500

RF Transformers SMD/SMT 2.15 GHz to 3.6 GHz - 55 C + 125 C TCW1 Reel, Cut Tape, MouseReel
Taoglas Audio Transformers / Signal Transformers LAN XFMR 1G BASE-T SINGLE
Datasheet
632In 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
MACOM Audio Transformers / Signal Transformers 5-10000 MHz
Datasheet
5,457In Stock
6,000Expected 21/09/2026
MouseReel Available
Min.: 1
Mult.: 1
: 500
Baluns SMD/SMT 5 MHz to 10 GHz 50 Ohms - 55 C + 85 C Single Transmission Line SMD-6 3.81 mm 3.81 mm 3.22 mm Reel, Cut Tape, MouseReel

MACOM Audio Transformers / Signal Transformers Flux Coupled 1:1 Transformer 0.4-500MHz
Datasheet
8,468In Stock
16,000Expected 09/02/2027
MouseReel Available
Min.: 1
Mult.: 1
: 2,000

RF Transformers SMD/SMT 400 kHz to 500 MHz - 40 C + 85 C Single Flux Coupled 3.81 mm 3.81 mm 2.79 mm Reel, Cut Tape, MouseReel
Taoglas Audio Transformers / Signal Transformers LAN XFMR 10G BASE-T (PoE+)
Datasheet
769In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 800

LAN Transformers LAN Transformer SMD/SMT 120 uH - 40 C + 85 C 10G Base-T, Power over Ethernet (PoE+) 13.7 mm 15.2 mm 5.72 mm Exos Reel, Cut Tape, MouseReel
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
1,495In 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
Mini-Circuits Audio Transformers / Signal Transformers RF XFMR / SURF MOUNT / RoHS
Datasheet
4,105In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 100

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
iNRCORE Audio Transformers / Signal Transformers
Datasheet
16In Stock
Min.: 1
Mult.: 1
Tube
Coilcraft Audio Transformers / Signal Transformers 1812WBT SMT Wideband 1:1 4-200 MHz
Datasheet
3,403In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 600

RF Transformers SMD/SMT 4 MHz to 200 MHz 1.25 uH 50 V - 40 C + 85 C Single Wideband 1812 (4532 metric) 4.52 mm 3.81 mm 3.43 mm 1812WBT Reel, Cut Tape, MouseReel
Coilcraft Audio Transformers / Signal Transformers FA2470 Flyback For STMicro STLC3075
Datasheet
806In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 450

Flyback Transformers Flyback SMD/SMT 10 kHz - 40 C + 85 C Single STLC3075 STLC3085 POTS Interface 10.92 mm 8.6 mm 9.02 mm FA2470 Reel, Cut Tape, MouseReel
Pulse Electronics Audio Transformers / Signal Transformers Wideband RF 75 Ohm 1:1CT 50-450MHz SMD
Datasheet
3,477In Stock
Min.: 1
Mult.: 1

RF Transformers SMD/SMT 50 kHz to 450 MHz 75 Ohms - 40 C + 85 C Single Wideband 3.81 mm 3.81 mm 2.79 mm CX20xxNL/LNL Tray
Pulse Electronics Audio Transformers / Signal Transformers XFMR,RF,SGL,RAC,1:4CT, T&R NPB
Datasheet
1,561In Stock
Min.: 1
Mult.: 1
: 2,000
RF Transformers SMD/SMT - 40 C + 85 C 3.81 mm 3.81 mm 2.79 mm Reel, Cut Tape
Pulse Electronics Audio Transformers / Signal Transformers 100Base-TX SMD PoE 350uH .65Ohms 2-Port
Datasheet
233In Stock
Min.: 1
Mult.: 1

LAN Transformers Module SMD/SMT 1 MHz to 100 MHz 350 uH 1.5 kV 0 C + 70 C Dual 100 Base-TX 15.11 mm 13.16 mm 6.12 mm H2009 Tube
Pulse Electronics Audio Transformers / Signal Transformers 1000Base-T BGA PoE+ 350uH .65Ohms 4-Port
Datasheet
179In Stock
Min.: 1
Mult.: 1

LAN Transformers Module SMD/SMT 1 MHz to 125 MHz 350 uH 1.5 kV 0 C + 70 C Quad 1000 Base-T 28.45 mm 17.27 mm 11.18 mm Discrete LAN Tray
Pulse Electronics Audio Transformers / Signal Transformers SMD Digital Audio 2500uH 1-Port
Datasheet
2,097In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 250

Telecom Transformers Module SMD/SMT 100 kHz to 55 MHz 2.5 mH 2 kV 0 C + 70 C Single Digital 12.06 mm 15.24 mm 8.64 mm Reel, Cut Tape, MouseReel
Pulse Electronics Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH 1Ohm 2-Port
Datasheet
450In Stock
Min.: 1
Mult.: 1

LAN Transformers Module SMD/SMT 1 Ohms, 1 Ohms 1 Ohms, 1 Ohms 1.5 kV - 40 C + 85 C Dual T1/CEPT/ISDN-Pri 17.15 mm 11.58 mm 8.64 mm Tube