Audio Transformers / Signal Transformers

 Audio Transformers / Signal Transformers
Audio Transformers & Signal Transformers are available at Mouser from industry leading manufacturers. Mouser is an authorized distributor for many signal and audio transformer manufacturers including Bourns, Coilcraft, HALO, Mini-Circuits, Pulse, Triad, Wurth, Xicon & more. Please view our large selection of audio transformers and signal transformers below.
Results: 4,534
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
Coilcraft Audio Transformers / Signal Transformers POE13P Flyback PoE 127uH 5.0 V 2.6 A 1,165In Stock
Min.: 1
Mult.: 1
: 175

PoE Transformers Flyback SMD/SMT 250 kHz - 40 C + 85 C Single 13.46 mm 13 mm 12.7 mm POE13P Reel, Cut Tape, MouseReel
Coilcraft Audio Transformers / Signal Transformers WBC SMT Mini Wdebnd 1:4 0.250-800 MHz 633In Stock
750Expected 09/11/2026
Min.: 1
Mult.: 1
: 750

RF Transformers SMD/SMT 250 kHz to 800 MHz - 40 C + 85 C 4.45 mm 4.19 mm 3.05 mm WBC Reel, Cut Tape, MouseReel
Coilcraft Audio Transformers / Signal Transformers 1812WBT SMT Wideband 1:1 4-200 MHz 3,273In Stock
Min.: 1
Mult.: 1
: 600

RF Transformers SMD/SMT 4 MHz to 200 MHz 1.25 uH 50 V - 40 C + 85 C Single 1812 (4532 metric) 4.52 mm 3.81 mm 3.43 mm 1812WBT Reel, Cut Tape, MouseReel
Coilcraft Audio Transformers / Signal Transformers DA2032 Cap Chrgr For Linear LT3750/51 494In Stock
2,450On Order
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 FA2470 Flyback For STMicro STLC3075 801In Stock
Min.: 1
Mult.: 1
: 450

Flyback Transformers Flyback SMD/SMT 10 kHz - 40 C + 85 C Single 10.92 mm 8.6 mm 9.02 mm FA2470 Reel, Cut Tape, MouseReel
Coilcraft Audio Transformers / Signal Transformers PL160 300W 0.0106Ohm Planar Trnsfmr 142In Stock
175Expected 25/09/2026
Min.: 1
Mult.: 1

Planar Quick Connect 200 kHz to 700 kHz 423 uH 1.5 kV - 40 C + 125 C Single 29.46 mm 26.67 mm 11.4 mm PL300 Tray
Coilcraft Audio Transformers / Signal Transformers 120W POE Planar 12V 10A 50uH 590In Stock
Min.: 1
Mult.: 1

PoE Transformers SMD/SMT 200 kHz 50 uH 1.5 kV - 40 C + 125 C Single 23.37 mm x 20.83 mm x 8.94 mm 23.37 mm 20.83 mm 8.94 mm POE120PL Tray
iNRCORE Audio Transformers / Signal Transformers XFMR LAN 10/100/1000 BASE-T 29In Stock
Min.: 1
Mult.: 1
Ethernet Transformers SMD/SMT 350 uH 1500 Vrms - 55 C + 125 C 2 Channel 27.94 mm 10.54 mm 8.64 mm Tube
Coilcraft Audio Transformers / Signal Transformers PWB Wideband RF 1:1 0.0035-125 MHz 3,457In Stock
2,750Expected 14/12/2026
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
Coilcraft Audio Transformers / Signal Transformers PoE Plus 850uH DCR=0.24mOhms 1.9A 730In Stock
Min.: 1
Mult.: 1
: 300

PoE Transformers Isolated SMD/SMT 100 kHz 850 uH 1.5 kV - 40 C + 85 C Single 15.75 mm 14.22 mm 10.8 mm HPX2126L Reel, Cut Tape, MouseReel
Coilcraft Audio Transformers / Signal Transformers POE70P Flyback 7uH 5.0 V 1.4 A 2,419In Stock
Min.: 1
Mult.: 1
: 200

PoE Transformers Flyback SMD/SMT 250 kHz - 40 C + 85 C Single 12.7 mm 10.5 mm 11 mm POE70P Reel, Cut Tape, MouseReel


Pulse Electronics Audio Transformers / Signal Transformers BALUN RF SGL RAC 1:1CT 1,713In Stock
Min.: 1
Mult.: 1
: 2,000

RF Transformers SMD/SMT - 40 C + 85 C Single 3.81 mm 3.81 mm 2.79 mm CX Reel, Cut Tape
Pulse Electronics Audio Transformers / Signal Transformers 1000Base-T PoE SMD 1-Port 325uH/350uH 602In Stock
Min.: 1
Mult.: 1
: 300

LAN Transformers SMD/SMT 1 MHz to 125 MHz - 40 C + 85 C Quad 17.5 mm 15.24 mm 5.72 mm LAN 10/100/1000 Base-T Reel, Cut Tape, MouseReel
Pulse Electronics Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 1-Port 441In Stock
Min.: 1
Mult.: 1

LAN Transformers Module SMD/SMT 100 kHz to 100 MHz 350 uH 1.5 kV 0 C + 70 C Single 14.81 mm 14.73 mm 4.88 mm H1112 Tube
Pulse Electronics Audio Transformers / Signal Transformers 1000Base-T SMD PoE 350uH .65Ohms 1-Port 447In Stock
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 417In Stock
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
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 100Base-T SMD NonPoE .6Ohms 1-Port 1,809In Stock
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
HALO Electronics Audio Transformers / Signal Transformers 10/100BASE-TX SMD Ultra 16P 1-Port 5,886In Stock
Min.: 1
Mult.: 1
: 1,000

LAN Isolation Transformers Module SMD/SMT 400 nH 1.5 kV 0 C + 70 C Single SMD-16 12.7 mm 7.11 mm 5.08 mm TG110 Reel, Cut Tape, MouseReel
Pulse Electronics Audio Transformers / Signal Transformers XFMR,RF,SGL,RAC,1:4CT, T&R NPB 1,545In 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 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 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 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 28.45 mm 17.27 mm 11.18 mm Discrete LAN Tray
Pulse Electronics Audio Transformers / Signal Transformers SMD Digital Audio 2500uH 1-Port 1,997In Stock
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 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 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 17.15 mm 11.58 mm 8.64 mm Tube
Pulse Electronics Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH .7Ohm 2-Port 568In Stock
Min.: 1
Mult.: 1

ISDN Transformers Module SMD/SMT 1.2 mH, 1.2 mH 1 Ohms, 1 Ohms 1 Ohms, 2 Ohms 1.5 kV - 40 C + 85 C Dual 12.83 mm 7.11 mm 6.22 mm Tube