Audio Transformers / Signal Transformers

Audio Transformers / Signal Transformers
Audio Transformers & Signal Transformers are available at Mouser Electronics 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.
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Description Datasheet Availability Pricing (IDR) 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
Pulse Electronics Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH 1-Port
Datasheet
4.770In 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 100 Base-TX 12.7 mm 9.53 mm 5.97 mm 100Base-TX Tube
Pulse Electronics Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH 1-Port
Datasheet
17.053In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 600

LAN Transformers Module SMD/SMT 100 kHz to 100 MHz 350 uH 1.5 kV - 40 C + 85 C Single 100 Base-TX 12.7 mm 9.53 mm 5.97 mm HX Reel, Cut Tape, MouseReel
Pulse Electronics Audio Transformers / Signal Transformers 100Base-TX PoE+ SMD 1-Port 350/120uH
Datasheet
5.719In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 600

LAN Transformers Module SMD/SMT 1 MHz to 125 MHz 350 uH 1.5 kV - 40 C + 85 C Single Ethernet Transformer / Choke 12.7 mm x 9.09 mm x 5.99 mm 12.7 mm 9.09 mm 5.99 mm HX2326 Reel, Cut Tape, MouseReel
Pulse Electronics Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH .65Ohms 1-Por
Datasheet
3.096In Stock
4.500On Order
MouseReel Available
Min.: 1
Mult.: 1
: 300

LAN Transformers Module SMD/SMT 1 MHz to 100 MHz 350 uH 1.5 kV - 40 C + 85 C Single 1000 Base-T 17.53 mm 16 mm 5.51 mm HX5004 Reel, Cut Tape, MouseReel
Pulse Electronics Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 325uH 1-Port
Datasheet
1.632In Stock
Min.: 1
Mult.: 1

LAN Transformers Module SMD/SMT 1 MHz to 100 MHz 350 uH 1.5 kV - 40 C + 85 C Single 1000 Base-T 13.16 mm 18.67 mm 6.12 mm HX Tube


Pulse Electronics Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 325uH 1-Port
Datasheet
3.117In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 350

LAN Transformers Module SMD/SMT 1 MHz to 100 MHz 350 uH 1.5 kV - 40 C + 85 C Single 1000 Base-T 13.16 mm 18.67 mm 6.12 mm HX Reel, Cut Tape, MouseReel
Pulse Electronics Audio Transformers / Signal Transformers 1000BaseT SMD PoE 325uH 1-Port
Datasheet
6.892In Stock
Min.: 1
Mult.: 1

LAN Transformers Module SMD/SMT 1 MHz to 100 MHz 350 uH 1.5 kV - 40 C + 85 C Single 1000 Base-T 13.64 mm 13.64 mm 5.72 mm HX Tube
Pulse Electronics Audio Transformers / Signal Transformers MDL,SIN,1GD,1:1,SMT TR NPB
Datasheet
6.353In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1.000

LAN Transformers SMD/SMT 100 MHz 350 uH 100 Ohms 1.5 kV - 40 C + 85 C Single 1000 Base-T 16.51 mm 9.14 mm 2.08 mm HX Reel, Cut Tape, MouseReel
Coilcraft Audio Transformers / Signal Transformers ETH1 60W 4pairs PoE+ Magnetic Module
Datasheet
1.789In Stock
1.500Expected 04/09/2026
MouseReel Available
Min.: 1
Mult.: 1
: 250

LAN Transformers Module SMD/SMT 1 MHz to 100 MHz 350 uH 1.5 kV - 40 C + 85 C Dual PoE Plus 18.6 mm 16.5 mm 10.16 mm ETH1 Reel, Cut Tape, MouseReel
Coilcraft Audio Transformers / Signal Transformers GA3459 for LT3751 500V 20A
Datasheet
2.423In Stock
Min.: 1
Mult.: 1

Flyback Transformers Flyback SMD/SMT 50 kHz 5 uH 1.5 kV - 40 C + 125 C Single LT3751 Capacitor Charger Controller 26.75 mm 26 mm 14 mm GA3459 Tray
Coilcraft Audio Transformers / Signal Transformers POE13P Flyback PoE 13uH 12 V 1.08 A
Datasheet
10.321In Stock
8.925Expected 09/11/2026
MouseReel Available
Min.: 1
Mult.: 1
: 175

PoE Transformers Flyback SMD/SMT 250 kHz - 40 C + 85 C Single PoE 13.46 mm 13 mm 12.7 mm POE13P Reel, Cut Tape, MouseReel
Coilcraft Audio Transformers / Signal Transformers POE300F Flyback PoE+ 30uH 24 V 1.25 A
Datasheet
429In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 175

PoE Transformers Flyback SMD/SMT 250 kHz - 40 C + 125 C Single PoE 21 mm 20.57 mm 11.43 mm POE300F Reel, Cut Tape, MouseReel
Coilcraft Audio Transformers / Signal Transformers WBC SMT Mini Wdebnd 1:1 0.250-750 MHz
Datasheet
4.715In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 750

RF Transformers SMD/SMT 250 kHz to 750 MHz 9.5 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 1:16 0.600-300 MHz
Datasheet
9.011In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 750

RF Transformers SMD/SMT - 40 C + 85 C Wideband 4.45 mm 4.19 mm 3.05 mm WBC Reel, Cut Tape, MouseReel
Coilcraft Audio Transformers / Signal Transformers FA2671 SMT Flyback For Si3401, Si3402
Datasheet
431On Order
MouseReel Available
Min.: 1
Mult.: 1
: 200

Flyback Transformers Flyback SMD/SMT 400 kHz 40 uH 1.5 kV - 40 C + 85 C Single Si3402 PD Controller 12.7 mm 10.5 mm 11 mm FA2671 Reel, Cut Tape, MouseReel
Bel Signal Transformer Audio Transformers / Signal Transformers High Frequency Resonant Transformers ETD34 150W 600uH 12V 260mOhm
Datasheet
610In Stock
Min.: 1
Mult.: 1
Transformers High Frequency Resonant Transformer Through Hole 70 kHz to 120 kHz 600 uH 4 kV - 40 C + 125 C LED Lighting, SMPS 36 mm 36 mm 26 mm SLLC Tray
Bel Signal Transformer Audio Transformers / Signal Transformers High Frequency Resonant Transformers ETD39 200W 500uH 12V 145mOhm
Datasheet
624In Stock
Min.: 1
Mult.: 1
Transformers High Frequency Resonant Transformer Through Hole 70 kHz to 120 kHz 500 uH 4 kV - 40 C + 125 C LED Lighting, SMPS 44 mm 43 mm 30 mm SLLC Tray
Bel Signal Transformer Audio Transformers / Signal Transformers High Frequency Resonant Transformers ETD44 250W 476uH 12V 128mOhm
Datasheet
613In Stock
Min.: 1
Mult.: 1
Transformers High Frequency Resonant Transformer Through Hole 70 kHz to 120 kHz 476 uH 4 kV - 40 C + 125 C LED Lighting, SMPS 48 mm 46 mm 27.5 mm SLLC Tray
Bel Signal Transformer Audio Transformers / Signal Transformers High Frequency Universal Line SMD Transformers 16/8/5 12W 1310uH 24/5V 3000mOhm
Datasheet
600In Stock
Min.: 1
Mult.: 1
Transformers High Frequency Universal Line SMD Transformer SMD/SMT 60 kHz to 150 kHz 1.31 mH 3 Ohms 4 kVAC - 40 C + 125 C 1 Channel LED Lighting, SMPS 20.6 mm 16.6 mm 13.5 mm SUOST Tray
Bel Signal Transformer Audio Transformers / Signal Transformers High Frequency Universal Line SMD Transformers 16/8/5 13W 1250uH 12/12V 2920mOhm
Datasheet
597In Stock
Min.: 1
Mult.: 1
Transformers High Frequency Universal Line SMD Transformer SMD/SMT 60 kHz to 150 kHz 1.25 mH 4 kVAC - 40 C + 125 C 1 Channel LED Lighting, SMPS 20.6 mm 16.6 mm 13.5 mm SUOST Tray
Bel Signal Transformer Audio Transformers / Signal Transformers High Frequency Universal Line SMD Transformers 16/8/5 15W 1500uH 12/5V 6500mOhm
Datasheet
594In Stock
Min.: 1
Mult.: 1
Transformers High Frequency Universal Line SMD Transformer SMD/SMT 60 kHz to 150 kHz 1.5 mH 4 kVAC - 40 C + 125 C 1 Channel LED Lighting, SMPS 20.6 mm 16.6 mm 13.5 mm SUOST Tray
Bel Signal Transformer Audio Transformers / Signal Transformers High Frequency Universal Line SMD Transformers 16/8/5 16W 1500uH 12/12V 4200mOhm
Datasheet
591In Stock
Min.: 1
Mult.: 1
Transformers High Frequency Universal Line SMD Transformer SMD/SMT 60 kHz to 150 kHz 1.5 mH 4 kVAC - 40 C + 125 C 1 Channel LED Lighting, SMPS 20.6 mm 16.6 mm 13.5 mm SUOST Tray
Bourns Audio Transformers / Signal Transformers LAN Transformer/CMC,12PIN,100Base,SGL,4.0kVAC, -40 to 105C
Datasheet
1.145In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 400

LAN Transformers LAN SMD/SMT 350 uH 4 kV - 40 C + 105 C 1 Channel 30.6 mm 18.6 mm 9.6 mm Reel, Cut Tape, MouseReel
Bourns Audio Transformers / Signal Transformers LAN Transformer/CMC,24PIN,1000Base-T,4.68kVDC, -40 to 105C
Datasheet
341In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 400

LAN Transformers LAN Transformer SMD/SMT 350 uH - 40 C + 105 C 1 Channel 33 mm x 17 mm x 10.5 mm 33 mm 17 mm 10.5 mm Reel, Cut Tape, MouseReel
Wurth Elektronik Audio Transformers / Signal Transformers WE-LAN 2.5G / 5GB Base-T 1Port ETR
Datasheet
590In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 400

LAN Transformers LAN SMD/SMT 200 uH 1.5 kV - 40 C + 85 C 13.97 mm 12 mm WE-LAN Reel, Cut Tape, MouseReel