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: 4.531
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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
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
Coilcraft Audio Transformers / Signal Transformers PL160 160W 0.0215Ohm Planar Trnsfmr
Datasheet
51In Stock
72On Order
Min.: 1
Mult.: 1

Planar Quick Connect 200 kHz to 700 kHz 345 uH 1.5 kV - 40 C + 125 C Single Planar Transformers 20.83 mm 23.37 mm 9.53 mm PL160 Tray
Coilcraft Audio Transformers / Signal Transformers 120W POE Planar 3.3V 36A 50uH
Datasheet
29In Stock
Min.: 1
Mult.: 1

PoE Transformers SMD/SMT 200 kHz 50 uH 1.5 kV - 40 C + 125 C Single Active Clamp Forward Topology 23.37 mm x 20.83 mm x 10.34 mm 23.37 mm 20.83 mm 10.34 mm POE120PL Tray
Coilcraft Audio Transformers / Signal Transformers POE13F Flyback PoE 13uH 24 V 0.54 A
Datasheet
195In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 200

PoE Transformers Flyback SMD/SMT 250 kHz - 40 C + 125 C Single PoE 17.2 mm 14.98 mm 8.51 mm POE13F Reel, Cut Tape, MouseReel
Coilcraft Audio Transformers / Signal Transformers PWB Wideband RF 1:2 0.200-400 MHz
Datasheet
183In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 250

RF Transformers SMD/SMT 200 kHz to 400 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 Wideband RF, TH 250mA 4:1sec
Datasheet
18In Stock
Min.: 1
Mult.: 1

RF Transformers Pin Terminal Transformers Through Hole 200 kHz to 300 MHz 25 uH, 95 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
HALO Electronics Audio Transformers / Signal Transformers FIBRE CH ISO MOD SMD Dual Core 531.25MHz
Datasheet
399In Stock
Min.: 1
Mult.: 1

LAN Isolation Transformers Module SMD/SMT 7.5 uH 1.5 kV Single Fibre Channel Interface SMD-16 12.7 mm 7.11 mm 5.08 mm SMD-FIBRE Tube
HALO Electronics Audio Transformers / Signal Transformers 10/100BASE-TX SMD POE DUAL PORT 350mA 1CT:1CT -40 / 85C 350uH 1500Vrms 27In Stock
Min.: 1
Mult.: 1

TG110 Tube
Coilcraft Audio Transformers / Signal Transformers HA4060 For LT3751 500V 2A
Datasheet
131In Stock
72Expected 21/08/2026
Min.: 1
Mult.: 1

Flyback Transformers Flyback SMD/SMT 100 kHz 300 uH 3 kV - 40 C + 85 C Single LT3751 Capacitor Charger Controller 26.75 mm 26 mm 14 mm HA4060 Tray
Coilcraft Audio Transformers / Signal Transformers HA4061 For LT 3751 500V 5A
Datasheet
16In Stock
Min.: 1
Mult.: 1

Flyback Transformers Flyback Through Hole 100 kHz 125 uH 3 kV - 40 C + 85 C Single LT3751 Capacitor Charger Controller 29.8 mm 27.9 mm 25.3 mm HA4061 Tray
Coilcraft Audio Transformers / Signal Transformers NA5730 SMT Flyback For TI TPS23751/2
Datasheet
51In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 175

Flyback Transformers Flyback SMD/SMT 250 kHz - 40 C + 125 C Single TPS23751/2 PD Controller 21 mm 20.57 mm 11.43 mm NA5730 Reel, Cut Tape, MouseReel
Coilcraft Audio Transformers / Signal Transformers Flyback PoE 21W 21uH 3.3V 6.2A
Datasheet
61In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 150

PoE Transformers Flyback SMD/SMT 200 kHz 21 uH - 40 C + 125 C Single PoE 14.5 mm 13 mm 14 mm POE21PR Reel, Cut Tape, MouseReel
Coilcraft Audio Transformers / Signal Transformers POE30P Flyback PoE 3uH 3.3 V 0.91 A
Datasheet
127In Stock
700Expected 25/09/2026
MouseReel Available
Min.: 1
Mult.: 1
: 350

PoE Transformers Flyback SMD/SMT 250 kHz - 40 C + 85 C Single PoE 10.92 mm 8.6 mm 9.02 mm POE30P Reel, Cut Tape, MouseReel
Coilcraft Audio Transformers / Signal Transformers PWB Wideband RF 1:2 0.130-285 MHz
Datasheet
501In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 250

RF Transformers SMD/SMT 130 kHz to 285 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 Wideband RF, SMD 250mA 1:1sec
Datasheet
86In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 500

RF Transformers SMD/SMT 5 kHz to 100 MHz 780 uH 500 V - 40 C + 85 C Single Wideband 13.21 mm x 7.87 mm x 5.72 mm 13.21 mm 7.87 mm 5.72 mm SWB Reel, Cut Tape, MouseReel
Coilcraft Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W
Datasheet
43In Stock
Min.: 1
Mult.: 1

RF Transformers Wideband WB Tube
Coilcraft Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W
Datasheet
9In Stock
Min.: 1
Mult.: 1
RF Transformers Through Hole 150 kHz to 400 MHz 18 uH, 144 uH 500 V - 40 C + 85 C Dual Wideband 8.26 mm 7.24 mm 5.72 mm WB Tube
iNRCORE Audio Transformers / Signal Transformers
Datasheet
17In Stock
Min.: 1
Mult.: 1
Ethernet Transformers Module 1500 Vrms - 40 C + 85 C 23.62 mm 12.7 mm 5.96 mm Tube
Pulse Electronics Audio Transformers / Signal Transformers 1000Base-T SMD PoE+ 120uH .3Ohms 1-Port
Datasheet
18In Stock
Min.: 1
Mult.: 1

LAN Transformers Module SMD/SMT 100 kHz to 200 MHz 120 uH 1.5 kV - 40 C + 105 C Single 18.16 mm 18.16 mm 6.6 mm Tube
Coilcraft Audio Transformers / Signal Transformers B0570 for NCP101X 15uH 12 V 1.25 A
Datasheet
105In Stock
Min.: 1
Mult.: 1

Flyback Transformers Flyback Through Hole 100 kHz 3.4 mH 3 kV - 40 C + 85 C Single NCP101X 27.94 mm 27.84 mm 24.13 mm B0570 Tray
Coilcraft Audio Transformers / Signal Transformers C1586 TI LM5070 13uH 12 V 1.08 A
Datasheet
67In 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 C1586 Reel, Cut Tape, MouseReel
Coilcraft Audio Transformers / Signal Transformers FA2925 SMT Flyback For Si341, Si3402
Datasheet
135In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 175

Flyback Transformers Flyback SMD/SMT 200 kHz 40 uH 1.5 kV - 40 C + 85 C Single Si3402 PD Controller 13.46 mm 13 mm 12.7 mm FA2925 Reel, Cut Tape, MouseReel
Coilcraft Audio Transformers / Signal Transformers GA3172 Flyback For PIC16HV785
Datasheet
1In Stock
Min.: 1
Mult.: 1

Flyback Transformers Flyback Through Hole 125 kHz 500 uH 3 kV - 40 C + 85 C Single PIC16HV785 Isolated AC LED Driver 22.25 mm 14.25 mm 23.74 mm GA3172 Tray
Coilcraft Audio Transformers / Signal Transformers POE13P Flyback PoE 13uH 19.5 V 0.67 A
Datasheet
95In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 175

PoE Transformers Flyback PoE POE13P Reel, Cut Tape, MouseReel
Coilcraft Audio Transformers / Signal Transformers Forward PoE 72W 100uH 12V 15%
Datasheet
186In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 150

PoE Transformers SMD/SMT 200 kHz 100 uH - 40 C + 125 C Single PoE 14.5 mm 13 mm 14 mm POE21PR Reel, Cut Tape, MouseReel