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.
Results: 4,549
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Description Datasheet Availability Pricing (JPY) 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
iNRCORE Audio Transformers / Signal Transformers
Datasheet
42In Stock
Min.: 1
Mult.: 1
Interface Transformers Ruggedized SMD/SMT 75 kHz to 1 MHz - 55 C + 125 C 2 Channel 17.15 mm 10.16 mm 4.7 mm Tube
Pulse Electronics Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH .65Ohms 1-Por
Datasheet
10,150In Stock
8,400Expected 11/18/2026
MouseReel Available
Min.: 1
Mult.: 1
: 600

LAN Transformers Module SMD/SMT 100 kHz to 100 MHz 350 uH 1.5 kV 0 C + 70 C Single 100 Base-TX 0.5 in 0.358 in 6.09 mm Reel, Cut Tape, MouseReel
Pulse Electronics Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH .65Ohms 1-Por
Datasheet
5,030In Stock
7,500Expected 10/6/2026
MouseReel Available
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 1000 Base-T 17.53 mm 16 mm 5.51 mm H5007 Reel, Cut Tape, MouseReel
Pulse Electronics Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 1-Port
Datasheet
4,329In 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 10/100 PC Card 12.7 mm 9.652 mm 2.083 mm 100Base-TX Tube
Pulse Electronics Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH 1-Port
Datasheet
8,318In Stock
10,800Expected 11/2/2026
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 PoE 12.7 mm 9.65 mm 5.97 mm HX Reel, Cut Tape, MouseReel
Pulse Electronics Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH 1-Port
Datasheet
10,730In Stock
8,830Expected 8/12/2026
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 1000BaseT SMD NonPoE 350uH .65Ohms 1-Por
Datasheet
3,236In Stock
4,500Expected 8/13/2026
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
1,777In 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 PoE 325uH 1-Port
Datasheet
3,101In Stock
4,235Expected 8/12/2026
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
7,208In 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 DA2032 Cap Chrgr For Linear LT3750
Datasheet
6,021In 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 ETH1 60W 4pairs PoE+ Magnetic Module
Datasheet
1,839In Stock
1,500Expected 9/4/2026
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
2,435In 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 JA4429 for LT3799 24uH 24 V 1.3 A
Datasheet
729In Stock
Min.: 1
Mult.: 1

Flyback Through Hole 100 kHz 400 uH 3 kV - 40 C + 85 C Single LT3799 Isolated Led Controller 21.1 mm 21.1 mm 17.3 mm JA4429 Tray
Coilcraft Audio Transformers / Signal Transformers POE13P Flyback PoE 13uH 12 V 1.08 A
Datasheet
11,107In Stock
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 PWB Wideband RF 1:1 0.0035-125 MHz
Datasheet
4,751In Stock
2,500Expected 12/30/2026
MouseReel Available
Min.: 1
Mult.: 1
: 250

RF Transformers SMD/SMT 3.5 kHz to 125 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 0.250-750 MHz
Datasheet
4,773In 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
9,289In 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
Wurth Elektronik Audio Transformers / Signal Transformers WE-LAN 10/100/1000 Base-T 24pin pitch 1.27mm 1.5k Vrms isolation LP
Datasheet
218In Stock
3,710Expected 8/14/2026
MouseReel Available
Min.: 1
Mult.: 1
: 1,320

SMT Transformers LAN SMD/SMT 350 uH 1.5 kVAC - 40 C + 105 C 17.85 mm 9.55 mm 2.38 mm WE-LAN 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
599In 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