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

Results: 4,446
Select Image Part # Mfr. 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 Package/Case Length Width Height Series Qualification Packaging
HALO Electronics Audio Transformers / Signal Transformers 2.5Gig Reinforced SMD 24P ISO MOD 84In Stock
$50.71
$36.22
$30.42
$25.37
Min.: 1
Mult.: 1
Ethernet Transformers Isolated SMD/SMT 350 uH 4000 Vrms - 40 C + 85 C SMD-24 19.05 mm 12.19 mm 11.94 mm TGR2G
Bourns Audio Transformers / Signal Transformers BMS Transformer/CMC,6PIN,SGL,4.3kVDC 1,646In Stock
Cut Tape
$2.73
$2.48
$2.31
$2.19
Reel
$1.60
Min.: 1
Mult.: 1
: 4,000
BMS Transformers SMD/SMT 450 uH - 40 C + 125 C SM91542AL Reel, Cut Tape, MouseReel
Coilcraft Audio Transformers / Signal Transformers PWB Wideband RF 1:1 0.0035-125 MHz 7,074In Stock
Cut Tape
$6.50
$5.05
Reel
$4.29
$4.15
$4.01
$3.99
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 6.77 mm 6.48 mm 4.45 mm PWB Reel, Cut Tape, MouseReel
Taoglas Audio Transformers / Signal Transformers LAN XFMR 10G BASE-T (PoE+) 729In Stock
Cut Tape
$9.39
$8.47
$8.13
$7.87
Reel
$6.54
Min.: 1
Mult.: 1
: 450
LAN Transformers LAN Transformer SMD/SMT 120 uH - 40 C + 85 C 13.7 mm 15.2 mm 5.72 mm Exos Reel, Cut Tape, MouseReel
Wurth Elektronik Audio Transformers / Signal Transformers WE-LAN AQ SMD Tfrmr 10/100/1000 Base-T 7,399In Stock
Cut Tape
$7.00
$6.14
$5.48
Reel
$4.73
$3.84
Min.: 1
Mult.: 1
: 400
LAN Transformers LAN SMD/SMT 500 kHz to 100 MHz 350 uH 1.501 kVAC - 40 C + 85 C Single 17.53 mm x 14.6 mm x 4.5 mm 17.53 mm 16.51 mm 4.5 mm WE-LANAQ Reel, Cut Tape, MouseReel


Mini-Circuits Audio Transformers / Signal Transformers RF XFMR / SURF MOUNT / RoHS 4,087In Stock
Cut Tape
$7.26
Reel
$7.25
$7.19
$7.00
$6.86
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
Wurth Elektronik Audio Transformers / Signal Transformers 10/100/1000 Base-T Transformer 1 Port 1,562In Stock
Cut Tape
$21.82
$21.06
$19.90
Reel
$17.78
$16.68
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
Mini-Circuits Audio Transformers / Signal Transformers 1:1 CORE & WIRE Transformer, 800 MHz - 6.8 GHz, 50? 189In Stock
1,500Expected 2026/11/02
Cut Tape
$12.14
$11.32
$10.58
Reel
$10.58
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 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? 1,263In Stock
Cut Tape
$1.80
$1.73
Reel
$1.71
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
iNRCORE Audio Transformers / Signal Transformers EXTMP XFMR 100BT SMG COM PBC 1,186In Stock
$24.05
$21.67
$20.33
$19.68
Min.: 1
Mult.: 1
100B Tube
MACOM Audio Transformers / Signal Transformers 5-10000 MHz 7,917In Stock
8,000Expected 2026/12/21
Cut Tape
$15.29
$13.79
$13.05
$13.00
Reel
$11.19
Min.: 1
Mult.: 1
: 500
Baluns SMD/SMT 5 MHz to 10 GHz 50 Ohms - 55 C + 85 C Single SMD-6 3.81 mm 3.81 mm 3.22 mm Reel, Cut Tape, MouseReel
iNRCORE Audio Transformers / Signal Transformers HV Balun Adaptor for SMPTE-292M HDTV 44In Stock
$1,273.78
Min.: 1
Mult.: 1
Baluns Module Connector 100 Ohms - 55 C + 125 C Single HFBL Tube
iNRCORE Audio Transformers / Signal Transformers HV Balun Adaptor for SMPTE-292M HDTV 29In Stock
$1,201.65
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 8,568In Stock
Cut Tape
$3.54
$2.86
$2.76
$2.58
Reel
$2.07
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 3.81 mm 2.79 mm 3.8 mm Reel, Cut Tape, MouseReel

MACOM Audio Transformers / Signal Transformers Flux Coupled 1:1 Transformer 0.4-500MHz 21,379In Stock
Cut Tape
$3.50
$2.84
$2.73
$2.56
Reel
$2.05
Min.: 1
Mult.: 1
: 2,000
RF Transformers SMD/SMT 400 kHz to 500 MHz - 40 C + 85 C Single 3.81 mm 3.81 mm 2.79 mm Reel, Cut Tape, MouseReel

Pulse Electronics Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH 1-Port 1,538In Stock
$5.40
$4.87
$4.64
$4.49
Min.: 1
Mult.: 1
LAN Transformers Module SMD/SMT 1 MHz to 100 MHz 350 uH 1.5 kV 0 C + 70 C Single 15.24 mm 10.29 mm 4.14 mm Tube
Pulse Electronics Audio Transformers / Signal Transformers 1000Base-T SMD PoE 350uH .65Ohms 1-Port 438In Stock
Cut Tape
$6.11
$5.21
$5.00
$4.84
Reel
$4.01
Min.: 1
Mult.: 1
: 300
LAN Transformers Module SMD/SMT 1 MHz to 100 MHz 350 uH 1.5 kV 0 C + 70 C Single 17.5 mm 15.24 mm 5.72 mm Reel, Cut Tape
Pulse Electronics Audio Transformers / Signal Transformers 10/100Base-T SMD 1-Port 392In Stock
$8.11
$7.11
$6.87
$6.29
Min.: 1
Mult.: 1
LAN Transformers Module SMD/SMT 100 kHz to 100 MHz 350 uH 1.5 kV - 40 C + 85 C Single 25.4 mm 12.83 mm 6.22 mm Tube


Pulse Electronics Audio Transformers / Signal Transformers 100Base-TX SMD PoE 350uH .65Ohms 1-Port 934In Stock
Cut Tape
$4.11
$3.72
$3.47
$2.93
Reel
$2.83
Min.: 1
Mult.: 1
: 600
LAN Transformers Module SMD/SMT 1 MHz to 125 MHz - 40 C + 85 C Single 12.7 mm 9.09 mm 5.99 mm HX Reel, Cut Tape
Pulse Electronics Audio Transformers / Signal Transformers SMD 10BaseT Islation 140uH .3Ohms 1-Port 1,115In Stock
$3.62
$3.12
$2.79
$2.51
Min.: 1
Mult.: 1
LAN Transformers Module SMD/SMT 100 kHz 140 uH 1.5 kV 0 C + 70 C Dual 12.7 mm 9.4 mm 5.08 mm Tube
Pulse Electronics Audio Transformers / Signal Transformers 100Base-T SMD NonPoE .6Ohms 1-Port 1,759In Stock
Cut Tape
$7.34
$6.63
$6.37
$6.18
Reel
$5.55
Min.: 1
Mult.: 1
: 160
LAN Transformers Module SMD/SMT 100 kHz to 100 MHz 1.5 kV 0 C + 70 C Single 25.4 mm 12.95 mm 9.4 mm Reel, Cut Tape, MouseReel
iNRCORE Audio Transformers / Signal Transformers 68In Stock
$41.71
$37.53
$33.37
$32.17
Min.: 1
Mult.: 1
Transformer 350 uH 1500 Vrms - 40 C + 85 C 1 Channel 17.78 mm 16 mm 5.97 mm Tube
Pulse Electronics Audio Transformers / Signal Transformers 120uH 1500V T/R=1 2% DC=600mA 683In Stock
Cut Tape
$5.45
$4.93
$4.73
$4.59
Reel
$4.11
Min.: 1
Mult.: 1
: 300
PoE Transformers Module SMD/SMT 120 uH 1.5 kVrms - 40 C + 85 C Single 15.24 mm 7.62 mm 8.64 mm HX Reel, Cut Tape, MouseReel
Pulse Electronics Audio Transformers / Signal Transformers THT T1/CEPT/ISDN-Pri 1200uH 1Ohm 1-Port 1,129In Stock
$5.54
$5.01
$4.81
$4.62
Min.: 1
Mult.: 1
ISDN Transformers Module Through Hole 1.2 mH 1.5 kV - 40 C + 85 C Dual 12.7 mm x 8.89 mm x 6.35 mm 12.7 mm 8.89 mm 6.35 mm Tube
Pulse Electronics Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1000uH 2Ohms 2-Port 1,096In Stock
Cut Tape
$5.78
$5.23
$5.02
$4.86
Reel
$3.94
Min.: 1
Mult.: 1
: 600
ISDN Transformers Module SMD/SMT 50 kHz to 3 MHz 1.5 kV 0 C + 70 C Dual 12.83 mm 9.53 mm 6.22 mm Reel, Cut Tape, MouseReel