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: 4 528
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Description Datasheet Availability Pricing (CRC) 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
Coilcraft Audio Transformers / Signal Transformers Wideband RF, TH 250mA 1:1sec
Datasheet
18In Stock
Min.: 1
Mult.: 1

RF Transformers Pin Terminal Transformers Through Hole 5 kHz to 100 MHz 780 uH 500 V - 40 C + 85 C Single Wideband 7.62 mm x 7.87 mm x 5.72 mm 7.62 mm 7.87 mm 5.72 mm SWB Tube
Coilcraft Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W
Datasheet
19In Stock
70Expected 9/17/2026
Min.: 1
Mult.: 1

RF Transformers Through Hole 125 kHz to 125 MHz 25 uH, 225 uH 500 V - 40 C + 85 C Single Wideband 8.26 mm 7.24 mm 5.72 mm WB Tube
Coilcraft Audio Transformers / Signal Transformers WBC SMT Mini Wdebnd 1:1 0.400-600 MHz
Datasheet
207In Stock
1 500Expected 11/2/2026
MouseReel Available
Min.: 1
Mult.: 1
: 750

RF Transformers SMD/SMT 400 kHz to 600 MHz 10 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
HALO Electronics Audio Transformers / Signal Transformers 10BASE-T PCMCIA SMD 1:1 Filterless
Datasheet
276In Stock
Min.: 1
Mult.: 1
LAN Isolation Transformers Module SMD/SMT 200 uH 1.5 kV - 40 C + 85 C Single 10 Base-T Interface SMD-16 12.7 mm 7.11 mm 2.24 mm TG-10BT Tube
HALO Electronics Audio Transformers / Signal Transformers 10/100BASETX SMD 16P RP-Ultra PoE 1Port
Datasheet
2In Stock
700Expected 8/31/2026
MouseReel Available
Min.: 1
Mult.: 1
: 700

LAN Isolation Transformers Module SMD/SMT 1 MHz to 80 MHz 1.5 kV 0 C + 70 C Single 10/100 Base-TX PoE Interface SMD-16 12.7 mm 7.11 mm 6.35 mm TG110 Reel, Cut Tape, MouseReel
HALO Electronics Audio Transformers / Signal Transformers 10BASE-T SMD 1-Port w/CMR Choke 1:2
Datasheet
324In Stock
Min.: 1
Mult.: 1

LAN Isolation Transformers Module SMD/SMT 140 uH 1.5 kV - 40 C + 85 C Single 10 Base-T Interface SMD-16 12.7 mm 7.11 mm 5.08 mm TG-10BT Tube
Pulse Electronics Audio Transformers / Signal Transformers MDL,SIN,100D, 1:1 HF, SMD, T&R
Datasheet
784In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 600

LAN Transformers LAN Discrete Modules SMD/SMT 1.5 kVrms 0 C + 70 C Single ETHERNET TRANSFORMER/CHOKE 12.8 mm 9.3 mm 5.7 mm HB Reel, Cut Tape, MouseReel
ABRACON Audio Transformers / Signal Transformers LAN 1 Port 10/100 Base-TX T,C
Datasheet
634In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 600

LAN Transformers LAN SMD/SMT 100 kHz to 100 MHz 350 uH - 40 C + 85 C Dual 10/100 Base-TX 12.8 mm 6.9 mm 5.45 mm ALANS100X1 Reel, Cut Tape, MouseReel
Coilcraft Audio Transformers / Signal Transformers C1589 TI LM5070 7uH 12 V 0.6 A
Datasheet
200In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 200

Flyback Transformers Flyback SMD/SMT 250 kHz 155 uH 1.5 kV - 40 C + 85 C LM5070 PoE Interface 12.7 mm 10.5 mm 11 mm C1589 Reel, Cut Tape, MouseReel
Coilcraft Audio Transformers / Signal Transformers 120W POE Planar 5V 24A 50uH
Datasheet
26In Stock
Min.: 1
Mult.: 1

PoE Transformers SMD/SMT 200 kHz 50 uH 1.5 kV - 40 C + 125 C 1 Channel Active Clamp Forward Topology 23.37 mm x 20.83 mm x 9.53 mm 23.37 mm 20.83 mm 9.53 mm POE120PL Tray
Coilcraft Audio Transformers / Signal Transformers Flyback PoE 51W 26.7uH 5V 4.5A
Datasheet
19In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 150

PoE Transformers Flyback SMD/SMT 250 kHz 26.7 uH - 40 C + 125 C Single PoE 14.5 mm 13 mm 14 mm POE40Q Reel, Cut Tape, MouseReel
Coilcraft Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W
Datasheet
51In Stock
Min.: 1
Mult.: 1

RF Transformers Pin Terminal Transformers Through Hole 100 kHz to 375 MHz 25 uH, 25 uH 500 V - 40 C + 85 C Single Wideband 8.26 mm 7.24 mm 5.72 mm WB Tube
Coilcraft Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W
Datasheet
112In Stock
Min.: 1
Mult.: 1

RF Transformers SMD/SMT 50 kHz to 200 MHz 70 uH, 70 uH 500 V - 40 C + 85 C Single Wideband 8.26 mm 7.24 mm 5.72 mm WB Tube
Coilcraft Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W
Datasheet
56In Stock
Min.: 1
Mult.: 1
RF Transformers Wideband WB Tube
Coilcraft Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W
Datasheet
120In Stock
Min.: 1
Mult.: 1

RF Transformers Through Hole 50 kHz to 100 MHz 56 uH, 896 uH 500 V - 40 C + 85 C Single Wideband 8.26 mm 7.24 mm 5.72 mm WB Tube
Coilcraft Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W
Datasheet
27In Stock
Min.: 1
Mult.: 1

RF Transformers Wideband WB Tube
Coilcraft Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W
Datasheet
58In Stock
Min.: 1
Mult.: 1

RF Transformers Through Hole 100 kHz to 45 MHz 25 uH, 900 uH 500 V - 40 C + 85 C Single Wideband 8.26 mm 7.24 mm 5.72 mm WB Tube
Coilcraft Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W
Datasheet
98In Stock
Min.: 1
Mult.: 1
RF Transformers Wideband WB Tube
Coilcraft Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W
Datasheet
46In Stock
Min.: 1
Mult.: 1

RF Transformers Through Hole 50 kHz to 200 MHz 43 uH, 172 uH 500 V - 40 C + 85 C Dual Wideband 8.26 mm 7.24 mm 5.72 mm WB Tube
Coilcraft Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W
Datasheet
79In Stock
Min.: 1
Mult.: 1

RF Transformers Pin Terminal Transformers Through Hole 100 kHz to 100 MHz 500 V - 40 C + 85 C Wideband 8.26 mm x 7.24 mm x 5.72 mm 8.26 mm 7.24 mm 5.72 mm WB Tube
Coilcraft Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W
Datasheet
59In Stock
Min.: 1
Mult.: 1

RF Transformers Pin Terminal Transformers Through Hole 40 kHz to 350 MHz - 40 C + 85 C Wideband 8.26 mm 7.24 mm 5.72 mm WB Tube
iNRCORE Audio Transformers / Signal Transformers 7In Stock
Min.: 1
Mult.: 1
SMD/SMT 1500 Vrms - 40 C + 85 C 1 Channel 15.24 mm 10.03 mm 4.14 mm Tube
Pulse Electronics Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH .75Ohms 2-Port
Datasheet
22In Stock
Min.: 1
Mult.: 1
: 200

LAN Transformers Module SMD/SMT - 40 C + 85 C Single 10/100 Base-T PoE Reel, Cut Tape
Coilcraft Audio Transformers / Signal Transformers C1585 TI LM5070 13uH 5.0 V 2.6 A
Datasheet
87In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 175

Flyback Transformers Flyback SMD/SMT 250 kHz 127 uH 1.5 kV - 40 C + 85 C Single LM5070 PoE Interface 13.46 mm 13 mm 12.7 mm C1585 Reel, Cut Tape, MouseReel
Coilcraft Audio Transformers / Signal Transformers HA3691 Flyback For STMicro PM8803
Datasheet
2In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 175

Flyback Transformers Flyback SMD/SMT 250 kHz - 40 C + 85 C Single PM8803 PoE Plus PD Controller 13.46 mm 13 mm 12.7 mm HA3691 Reel, Cut Tape, MouseReel