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: 4,546
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Description Datasheet Availability Pricing (SGD) 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 WBC SMT Mini Wdebnd 1:4 0.500-1000 MHz
Datasheet
780In Stock
750On Order
MouseReel Available
Min.: 1
Mult.: 1
: 750

RF Transformers SMD/SMT 500 kHz to 1 GHz 20 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 120W POE Planar 12V 10A 50uH
Datasheet
600In 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 8.94 mm 23.37 mm 20.83 mm 8.94 mm POE120PL Tray
Coilcraft Audio Transformers / Signal Transformers DA2257 PoE Trnsfmr For TI LM5071/72
Datasheet
2,040In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 175

PoE Transformers Flyback SMD/SMT 250 kHz 35 uH 2 kV - 40 C + 85 C Single LM5071 LM5072 PD Controllers 13.46 mm 13 mm 12.7 mm DA2257 Reel, Cut Tape, MouseReel
Coilcraft Audio Transformers / Signal Transformers FA2469 Flyback For STMicro STLC3075
Datasheet
1,071In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 450

Flyback Transformers Flyback SMD/SMT 10 kHz 19 uH 1.5 kV - 40 C + 85 C Single STLC3075 STLC3085 POTS Interface 10.92 mm 8.6 mm 9.02 mm FA2469 Reel, Cut Tape, MouseReel
Coilcraft Audio Transformers / Signal Transformers WBC SMT Mini Wdebnd 1:4 0.250-800 MHz
Datasheet
703In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 750

RF Transformers SMD/SMT 250 kHz to 800 MHz - 40 C + 85 C Wideband 4.45 mm 4.19 mm 3.05 mm WBC Reel, Cut Tape, MouseReel
iNRCORE Audio Transformers / Signal Transformers XFMR LAN 10/100/1000 BASE-T
Datasheet
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 GA3460 for LT3751 500V 50A
Datasheet
419In Stock
816Expected 11/9/2026
Min.: 1
Mult.: 1

Flyback Transformers Flyback SMD/SMT 50 kHz 2.5 uH 1.5 kV - 40 C + 125 C Single LT3751 Capacitor Charger Controller 26.75 mm 26 mm 14 mm GA3460 Tray
Coilcraft Audio Transformers / Signal Transformers PWB Wideband RF 1:1 0.0035-125 MHz
Datasheet
3,560In Stock
2,750Expected 14/12/2026
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
HALO Electronics Audio Transformers / Signal Transformers SMD ISOLATION MODULE GigE 2-Port Gigabit
Datasheet
615In Stock
Min.: 1
Mult.: 1

LAN Isolation Transformers Module SMD/SMT - 40 C + 85 C Gigabit Interface 27.94 mm 7.62 mm 8.64 mm TG1G Tube


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 Wideband 3.81 mm 3.81 mm 2.79 mm CX Reel, Cut Tape
Pulse Electronics Audio Transformers / Signal Transformers 1000Base-T SMD PoE+ 350uH .3Ohms 1-Port
Datasheet
286In Stock
Min.: 1
Mult.: 1

LAN Transformers Module SMD/SMT 1 MHz to 125 MHz - 40 C + 125 C Single 1000 Base-T 18.2 mm 16 mm 6.6 mm Tube
Pulse Electronics Audio Transformers / Signal Transformers 1000Base-T PoE SMD 1-Port 325uH/350uH
Datasheet
602In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 300

LAN Transformers SMD/SMT 1 MHz to 125 MHz - 40 C + 85 C Quad 1000 Base-T PoE 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 SMD T1/CEPT/ISDN-Pri 1200uH .7Ohms 2-Por
Datasheet
1,098In Stock
Min.: 1
Mult.: 1

ISDN Transformers Module SMD/SMT 1 MHz to 100 MHz 1.5 kV 0 C + 70 C Dual T1/CEPT/ISDN-Pri 12.83 mm 7.11 mm 6.22 mm Tube
Coilcraft Audio Transformers / Signal Transformers WBC SMT Mini Wdebnd 1:9 0.300-500 MHz
Datasheet
705In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 750

RF Transformers SMD/SMT 300 kHz to 500 MHz 81 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
Pulse Electronics Audio Transformers / Signal Transformers THT T1/CEPT/ISDN-Pri 1200uH 1.2Ohm 1-Por
Datasheet
680In Stock
Min.: 1
Mult.: 1

ISDN Transformers Module Through Hole 1 MHz to 100 MHz 1.5 kV 0 C + 70 C Single T1/CEPT/ISDN-Pri 12.7 mm 8.89 mm 6.35 mm Tube
Pulse Electronics Audio Transformers / Signal Transformers THT T1/CEPT/ISDN-Pri 1200uH 1Ohm 1-Port
Datasheet
1,139In Stock
Min.: 1
Mult.: 1

ISDN Transformers Module Through Hole 1.2 mH 1.5 kV - 40 C + 85 C Dual T1/CEPT/ISDN-Pri 12.7 mm x 8.89 mm x 6.35 mm 12.7 mm 8.89 mm 6.35 mm Tube
Pulse Electronics Audio Transformers / Signal Transformers SMD Digital Audio 2500uH 1-Port
Datasheet
759In Stock
Min.: 1
Mult.: 1

Telecom Transformers Module SMD/SMT 100 kHz to 55 MHz 2.5 mH 2 kV 0 C + 70 C Single Digital 12.06 mm 15.24 mm 8.64 mm Tube
Pulse Electronics Audio Transformers / Signal Transformers 100Base-T SMD NonPoE .6Ohms 1-Port
Datasheet
467In Stock
Min.: 1
Mult.: 1

LAN Transformers Module SMD/SMT 100 kHz to 100 MHz 100 Ohms 1.5 kV 0 C + 70 C Single 10/100 Base-T 25.4 mm 8.89 mm 9.4 mm Tube
Pulse Electronics Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1000uH 2Ohms 2-Port
Datasheet
1,096In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 600

ISDN Transformers Module SMD/SMT 50 kHz to 3 MHz 1.5 kV 0 C + 70 C Dual T1/CEPT/ISDN-Pri 12.83 mm 9.53 mm 6.22 mm Reel, Cut Tape, MouseReel
Pulse Electronics Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH .7Ohms 2-Port
Datasheet
590In Stock
Min.: 1
Mult.: 1

ISDN Transformers Module SMD/SMT 700 mOhms, 700 mOhms 1.5 kV - 40 C + 85 C 2 Channel T1/CEPT/ISDN-Pri 12.83 mm 7.11 mm 6.22 mm Tube
Coilcraft Audio Transformers / Signal Transformers POE300F Flyback PoE+ 30uH 24 V 1.25 A
Datasheet
454In 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 18uH 10% 3.75A DCR=0.101Ohms
Datasheet
2,082In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 500

Flyback SMD/SMT - 40 C + 125 C MAX17690 12 mm 10 mm 6.5 mm Reel, Cut Tape, MouseReel
HALO Electronics Audio Transformers / Signal Transformers 2.5GBaseT 4PPoE 90W 1A 0.4mOhm 1Port
Datasheet
675In Stock
Min.: 1
Mult.: 1

PoE Isolation Transformers Module SMD/SMT 1500 Vrms - 40 C + 85 C Quad SMD-24 18.33 mm 16.38 mm 6.48 mm 2.5G/5G BASE-T Tube
Pulse Electronics Audio Transformers / Signal Transformers 1000Base-T SMD PoE 350uH .65Ohms 1-Port
Datasheet
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 1000 Base-T PoE 17.5 mm 15.24 mm 5.72 mm Reel, Cut Tape
Pulse Electronics Audio Transformers / Signal Transformers 10/100Base-T SMD 1-Port
Datasheet
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 10/100 Base-T 25.4 mm 12.83 mm 6.22 mm Tube