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Audio Transformers / Signal Transformers

Audio Transformers & Signal Transformers are available at Mouser 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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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (IDR) Filter the results in the table by unit price based on your quantity.	Qty.	Product	Type	Termination Style	Frequency Range	Inductance	Primary Impedance	Secondary Impedance	Isolation Voltage	Minimum Operating Temperature	Maximum Operating Temperature	Number of Channels	Package/Case	Length	Width	Height	Series	Packaging
Audio Transformers / Signal Transformers 2.5Gig Reinforced SMD 24P ISO MOD TGR2G-S420N24LF HALO Electronics 1: Rp740.628 84In Stock New Product	Mfr. Part No. TGR2G-S420N24LF Mouser Part No 493-TGR2G-S420N24LF New Product	HALO Electronics	Audio Transformers / Signal Transformers 2.5Gig Reinforced SMD 24P ISO MOD		84In Stock	Rp740.628 Rp528.915 Rp444.340 Rp370.406 View Rp296.288 Rp251.891 Quote	Min.: 1 Mult.: 1	Ethernet Transformers	Isolated	SMD/SMT		350 uH			4000 Vrms	- 40 C	+ 85 C		SMD-24	19.05 mm	12.19 mm	11.94 mm	TGR2G
Audio Transformers / Signal Transformers BMS Transformer/CMC,6PIN,SGL,4.3kVDC SM91542AL-E Bourns 1: Rp49.718 1.646In Stock	Mfr. Part No. SM91542AL-E Mouser Part No 652-SM91542AL-E	Bourns	Audio Transformers / Signal Transformers BMS Transformer/CMC,6PIN,SGL,4.3kVDC Learn More about Bourns sm91542al bms transformer	Datasheet	1.646In Stock	Cut Tape Rp49.718 Rp45.498 Rp41.279 Rp38.710 View Reel Rp28.069 Rp29.904 Rp29.537 Rp28.253 Rp28.069 MouseReel Available	Min.: 1 Mult.: 1 : 4.000	BMS Transformers		SMD/SMT		450 uH				- 40 C	+ 125 C						SM91542AL	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers Flux Coupled 1:1 Transformer 0.4-500MHz MABA-009180-500MHz MACOM 1: Rp67.697 21.458In Stock	Mfr. Part No. MABA-009180-500MHz Mouser Part No 937-009180-500MHZ	MACOM	Audio Transformers / Signal Transformers Flux Coupled 1:1 Transformer 0.4-500MHz	Datasheet	21.458In Stock	Cut Tape Rp67.697 Rp55.038 Rp46.599 Rp43.663 Rp42.746 Reel Rp36.142 MouseReel Available	Min.: 1 Mult.: 1 : 2.000	RF Transformers		SMD/SMT	400 kHz to 500 MHz					- 40 C	+ 85 C	Single		3.81 mm	3.81 mm	2.79 mm		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers HV Balun Adaptor for SMPTE-292M HDTV HFBL075100A iNRCORE 1: Rp22.041.435 29In Stock	Mfr. Part No. HFBL075100A Mouser Part No 673-HFBL075100A	iNRCORE	Audio Transformers / Signal Transformers HV Balun Adaptor for SMPTE-292M HDTV	Datasheet	29In Stock	Rp22.041.435	Min.: 1 Mult.: 1	Baluns	Module	Connector			100 Ohms			- 55 C	+ 125 C			2.55 mm	1.16 mm	1.1 mm	HFBL	Tube
Audio Transformers / Signal Transformers Transformer, 1:1 RF, 5-1200MHz MABA-007748-CT1160 MACOM 1: Rp68.247 8.568In Stock	Mfr. Part No. MABA-007748-CT1160 Mouser Part No 937-MABA007748CT1160	MACOM	Audio Transformers / Signal Transformers Transformer, 1:1 RF, 5-1200MHz	Datasheet	8.568In Stock	Cut Tape Rp68.247 Rp55.405 Rp46.966 Rp44.030 Rp43.113 Reel Rp36.509 MouseReel Available	Min.: 1 Mult.: 1 : 2.000	RF Transformers		SMD/SMT	5 MHz to 1.2 GHz		75 Ohms	75 Ohms		- 40 C	+ 85 C	Single		3.81 mm	2.79 mm	3.8 mm		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 1:1 LTCC Transformer, 2150 - 3600 MHz, 50? TCW1-362+ Mini-Circuits 1: Rp33.023 1.275In Stock	Mfr. Part No. TCW1-362+ Mouser Part No 139-TCW1-362+	Mini-Circuits	Audio Transformers / Signal Transformers 1:1 LTCC Transformer, 2150 - 3600 MHz, 50?	Datasheet	1.275In Stock	Cut Tape Rp33.023 Rp31.739 Reel Rp31.372 MouseReel Available	Min.: 1 Mult.: 1 : 500	RF Transformers		SMD/SMT	2.15 GHz to 3.6 GHz					- 55 C	+ 125 C						TCW1	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 5-10000 MHz MABA-011108 MACOM 1: Rp290.601 4.839In Stock 14.000On Order	Mfr. Part No. MABA-011108 Mouser Part No 937-MABA-011108	MACOM	Audio Transformers / Signal Transformers 5-10000 MHz Learn More about MACOM maba 011108 transmission line balun	Datasheet	4.839In Stock 14.000On Order On Order Ship Dates Mfr. No: MABA-011108 Stock: 4.839 Can Dispatch Immediately On Order: 6.000 Expected 08/10/2026 8.000 Expected 21/12/2026 Factory Lead Time: 26 Weeks	Cut Tape Rp290.601 Rp229.692 Rp220.152 Rp217.767 Reel Rp184.928 MouseReel Available	Min.: 1 Mult.: 1 : 500	Baluns		SMD/SMT	5 MHz to 10 GHz		50 Ohms			- 55 C	+ 85 C	Single	SMD-6	3.81 mm	3.81 mm	3.22 mm		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 1:1 CORE & WIRE Transformer, 800 MHz - 6.8 GHz, 50? TTC1-682W+ Mini-Circuits 1: Rp222.720 194In Stock 1.500Expected 02/11/2026	Mfr. Part No. TTC1-682W+ Mouser Part No 139-TTC1-682W+	Mini-Circuits	Audio Transformers / Signal Transformers 1:1 CORE & WIRE Transformer, 800 MHz - 6.8 GHz, 50? Learn More about Mini-Circuits mini circuits ttc1 682w rf transformer	Datasheet	194In Stock 1.500Expected 02/11/2026	Cut Tape Rp222.720 Rp207.493 Rp194.101 Reel Rp194.101 MouseReel Available	Min.: 1 Mult.: 1 : 500	RF Transformers	Surface Mount RF Transformer	SMD/SMT	800 MHz to 6.8 GHz					- 40 C	+ 85 C	1 Channel	GU2939	2.54 mm	1.27 mm	1.88 mm	TTC1	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 10/100BASE-TX SMD Ultra 16P 1-Port TG110-S050N2RLTR HALO Electronics 1: Rp57.240 13.132In Stock	Mfr. Part No. TG110-S050N2RLTR Mouser Part No 493-TG110-S050N2RLTR	HALO Electronics	Audio Transformers / Signal Transformers 10/100BASE-TX SMD Ultra 16P 1-Port Learn More about HALO Electronics halo 10 100base tx transformers	Datasheet	13.132In Stock	Cut Tape Rp57.240 Rp46.782 Rp37.793 Rp32.472 Reel Rp29.537 View Rp29.721 Rp27.336 MouseReel Available	Min.: 1 Mult.: 1 : 1.000	LAN Isolation Transformers	Module	SMD/SMT		400 nH			1.5 kV	0 C	+ 70 C	Single	SMD-16	12.7 mm	7.11 mm	5.08 mm	TG110	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers HV Balun Adaptor for SMPTE-292M HDTV HFBL075100B iNRCORE 1: Rp23.364.548 47In Stock	Mfr. Part No. HFBL075100B Mouser Part No 673-HFBL075100B	iNRCORE	Audio Transformers / Signal Transformers HV Balun Adaptor for SMPTE-292M HDTV	Datasheet	47In Stock	Rp23.364.548	Min.: 1 Mult.: 1	Baluns	Module	Connector			100 Ohms			- 55 C	+ 125 C	Single					HFBL	Tube
Audio Transformers / Signal Transformers EXTMP XFMR 100BT SMG COM PBC 100B-1003XNL iNRCORE 1: Rp441.221 1.189In Stock	Mfr. Part No. 100B-1003XNL Mouser Part No 673-100B-1003XNL	iNRCORE	Audio Transformers / Signal Transformers EXTMP XFMR 100BT SMG COM PBC	Datasheet	1.189In Stock	Rp441.221 Rp397.374 Rp383.798 Rp360.866 View Rp354.261 Rp340.502 Rp329.494 Quote	Min.: 1 Mult.: 1																100B	Tube
Audio Transformers / Signal Transformers LAN Transformer/CMC,12PIN,100Base,SGL,4.0kVAC, -40 to 105C SM91078L-E Bourns 1: Rp201.806 1.145In Stock	Mfr. Part No. SM91078L-E Mouser Part No 652-SM91078L-E	Bourns	Audio Transformers / Signal Transformers LAN Transformer/CMC,12PIN,100Base,SGL,4.0kVAC, -40 to 105C Learn More about Bourns sm91078l transformer	Datasheet	1.145In Stock	Cut Tape Rp201.806 Rp201.623 Rp166.949 Rp160.528 Reel Rp126.954 View Rp153.739 Rp149.703 Rp100.720 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
Audio Transformers / Signal Transformers LAN XFMR 10G BASE-T (PoE+) TM7008ANL Taoglas 1: Rp172.085 729In Stock	Mfr. Part No. TM7008ANL Mouser Part No 960-TM7008ANL	Taoglas	Audio Transformers / Signal Transformers LAN XFMR 10G BASE-T (PoE+) Learn More about Taoglas tm lan transformers	Datasheet	729In Stock	Cut Tape Rp172.085 Rp155.391 Rp144.383 Rp139.980 Rp123.652 Reel Rp113.929 MouseReel Available	Min.: 1 Mult.: 1 : 450	LAN Transformers	LAN Transformer	SMD/SMT		120 uH				- 40 C	+ 85 C			13.7 mm	15.2 mm	5.72 mm	Exos	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers RF XFMR / SURF MOUNT / RoHS ADTT4-1+ Mini-Circuits 1: Rp133.192 4.088In Stock	Mfr. Part No. ADTT4-1+ Mouser Part No 139-ADTT4-1	Mini-Circuits	Audio Transformers / Signal Transformers RF XFMR / SURF MOUNT / RoHS	Datasheet	4.088In Stock	Cut Tape Rp133.192 Rp133.009 Reel Rp132.825 Rp131.908 Rp128.422 Rp125.854 MouseReel Available	Min.: 1 Mult.: 1 : 100	RF Transformers		SMD/SMT	200 kHz to 120 MHz		50 Ohms	50 Ohms		- 20 C	+ 85 C	Single	7.87 mm x 5.59 mm x 4.11 mm	7.87 mm	5.59 mm	4.11 mm	ADTT4	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 1500Vrms 0.9Ohm 16-Pin SMD TG110-EX50J2LF HALO Electronics 1: Rp210.062 261In Stock 520Expected 04/06/2027 New At Mouser	Mfr. Part No. TG110-EX50J2LF Mouser Part No 493-TG110-EX50J2LF New At Mouser	HALO Electronics	Audio Transformers / Signal Transformers 1500Vrms 0.9Ohm 16-Pin SMD	Datasheet	261In Stock 520Expected 04/06/2027	Rp210.062 Rp149.887 Rp126.037 Rp104.939 View Rp78.704 Rp62.927 Rp57.240 Quote	Min.: 1 Mult.: 1	LAN Isolation Transformers	10 / 100 Base-TX	SMD/SMT		400 nH			1.5 kV	- 55 C	+ 125 C	1 Channel	SMD-16	12.7 mm	7.11 mm	3.76 mm	TG110	Tube
Audio Transformers / Signal Transformers 10/100/1000 Base-T Transformer 1 Port 749024012 Wurth Elektronik 1: Rp400.126 1.562In Stock	Mfr. Part No. 749024012 Mouser Part No 710-749024012	Wurth Elektronik	Audio Transformers / Signal Transformers 10/100/1000 Base-T Transformer 1 Port Learn More about Wurth Elektronik wurth WE LAN transformers	Datasheet	1.562In Stock	Cut Tape Rp400.126 Rp386.367 Rp364.902 Reel Rp326.192 Rp305.828 MouseReel Available	Min.: 1 Mult.: 1 : 175	LAN Transformers	LAN	SMD/SMT		350 uH			4 kVAC	- 40 C	+ 85 C			28.57 mm	12.7 mm	12.7 mm	WE-LAN	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers FA2805 SMT Flyback For Si341, Si3402 FA2805-CLD Coilcraft 1: Rp95.032 833In Stock 2.275On Order	Mfr. Part No. FA2805-CLD Mouser Part No 994-FA2805-CLD	Coilcraft	Audio Transformers / Signal Transformers FA2805 SMT Flyback For Si341, Si3402 Learn More about Coilcraft power magnetics	Datasheet	833In Stock 2.275On Order On Order Ship Dates Mfr. No: FA2805-CLD Stock: 833 Can Dispatch Immediately On Order: 875 Expected 21/09/2026 1.400 Expected 23/11/2026 Factory Lead Time: 10 Weeks	Cut Tape Rp95.032 Rp71.733 Rp68.247 Rp64.028 Reel Rp58.524 View Rp61.092 Rp56.689 Rp54.855 MouseReel Available	Min.: 1 Mult.: 1 : 175	Flyback Transformers	Flyback	SMD/SMT	200 kHz	40 uH			1.5 kV	- 40 C	+ 85 C	Single		13.46 mm	13 mm	12.7 mm	FA2805	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers POE300F Flyback PoE+ 30uH 5.0 V 6 A POE300F-50LD Coilcraft 1: Rp137.045 570In Stock	Mfr. Part No. POE300F-50LD Mouser Part No 994-POE300F-50LD	Coilcraft	Audio Transformers / Signal Transformers POE300F Flyback PoE+ 30uH 5.0 V 6 A Learn More about Coilcraft poe300f flyback transformers	Datasheet	570In Stock	Cut Tape Rp137.045 Rp106.407 Rp102.004 Rp98.885 Reel Rp91.913 View Rp95.766 Rp88.978 Rp86.226 MouseReel Available	Min.: 1 Mult.: 1 : 175	PoE Transformers	Flyback	SMD/SMT	250 kHz					- 40 C	+ 125 C	Single		21 mm	20.57 mm	11.43 mm	POE300F	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers PWB Wideband RF 1:4 0.150-500 MHz PWB-4-ALC Coilcraft 1: Rp54.855 1.046In Stock	Mfr. Part No. PWB-4-ALC Mouser Part No 994-PWB-4-ALC	Coilcraft	Audio Transformers / Signal Transformers PWB Wideband RF 1:4 0.150-500 MHz	Datasheet	1.046In Stock	Cut Tape Rp54.855 Rp41.462 Rp39.444 Rp36.875 Reel Rp33.757 View Rp35.224 Rp32.656 Rp31.739 MouseReel Available	Min.: 1 Mult.: 1 : 250	RF Transformers		SMD/SMT	150 kHz to 500 MHz					- 40 C	+ 85 C	Single		6.77 mm	6.48 mm	4.45 mm	PWB	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers WBC SMT Mini Wdebnd 1:9 0.300-500 MHz WBC9-1LC Coilcraft 1: Rp121.267 544In Stock	Mfr. Part No. WBC9-1LC Mouser Part No 994-WBC9-1LC	Coilcraft	Audio Transformers / Signal Transformers WBC SMT Mini Wdebnd 1:9 0.300-500 MHz	Datasheet	544In Stock	Cut Tape Rp121.267 Rp103.471 Rp88.428 Reel Rp72.283 MouseReel Available	Min.: 1 Mult.: 1 : 750	RF Transformers		SMD/SMT	300 kHz to 500 MHz	81 uH			300 V	- 40 C	+ 85 C		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
Audio Transformers / Signal Transformers DA2033 Cap Chrgr For Linear LT3750/51 DA2033-ALD Coilcraft 1: Rp127.321 485In Stock 3.575On Order	Mfr. Part No. DA2033-ALD Mouser Part No 994-DA2033-ALD	Coilcraft	Audio Transformers / Signal Transformers DA2033 Cap Chrgr For Linear LT3750/51 Learn More about Coilcraft power magnetics	Datasheet	485In Stock 3.575On Order On Order Ship Dates Mfr. No: DA2033-ALD Stock: 485 Can Dispatch Immediately On Order: 1.400 Expected 25/09/2026 2.175 Expected 19/10/2026 Factory Lead Time: 10 Weeks	Cut Tape Rp127.321 Rp98.701 Rp94.849 Rp91.913 Reel Rp85.309 View Rp88.978 Rp82.740 Rp79.989 MouseReel Available	Min.: 1 Mult.: 1 : 200	Flyback Transformers	Flyback	SMD/SMT	100 kHz	10 uH			1.5 kV	- 40 C	+ 125 C			18 mm	17 mm	9.78 mm	DA2033	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers PoE Plus 850uH DCR=0.24mOhms 1.9A HPX2126LD Coilcraft 1: Rp179.057 722In Stock	Mfr. Part No. HPX2126LD Mouser Part No 994-HPX2126LD	Coilcraft	Audio Transformers / Signal Transformers PoE Plus 850uH DCR=0.24mOhms 1.9A Learn More about Coilcraft high power poe single path magnetics	Datasheet	722In Stock	Cut Tape Rp179.057 Rp151.538 Rp145.484 Rp137.595 Reel Rp130.807 View Rp133.375 Rp126.587 Rp122.551 MouseReel Available	Min.: 1 Mult.: 1 : 300	PoE Transformers	Isolated	SMD/SMT	100 kHz	850 uH			1.5 kV	- 40 C	+ 85 C	Single		15.75 mm	14.22 mm	10.8 mm	HPX2126L	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers POE70P Flyback 7uH 5.0 V 1.4 A POE70P-50LD Coilcraft 1: Rp81.089 2.414In Stock	Mfr. Part No. POE70P-50LD Mouser Part No 994-POE70P-50LD	Coilcraft	Audio Transformers / Signal Transformers POE70P Flyback 7uH 5.0 V 1.4 A Learn More about Coilcraft poexp flyback transformers	Datasheet	2.414In Stock	Cut Tape Rp81.089 Rp61.276 Rp58.707 Reel Rp49.901 Rp48.433 Rp46.966 MouseReel Available	Min.: 1 Mult.: 1 : 200	PoE Transformers	Flyback	SMD/SMT	250 kHz					- 40 C	+ 85 C	Single		12.7 mm	10.5 mm	11 mm	POE70P	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers DA2257 PoE Trnsfmr For TI LM5071/72 DA2257-ALD Coilcraft 1: Rp95.583 1.040In Stock 1.750Expected 23/11/2026	Mfr. Part No. DA2257-ALD Mouser Part No 994-DA2257-ALD	Coilcraft	Audio Transformers / Signal Transformers DA2257 PoE Trnsfmr For TI LM5071/72 Learn More about Coilcraft power magnetics	Datasheet	1.040In Stock 1.750Expected 23/11/2026	Cut Tape Rp95.583 Rp72.100 Rp68.798 Rp64.394 Reel Rp58.891 View Rp61.459 Rp57.056 Rp55.221 MouseReel Available	Min.: 1 Mult.: 1 : 175	PoE Transformers	Flyback	SMD/SMT	250 kHz	35 uH			2 kV	- 40 C	+ 85 C	Single		13.46 mm	13 mm	12.7 mm	DA2257	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers FA2469 Flyback For STMicro STLC3075 FA2469-ALD Coilcraft 1: Rp78.888 926In Stock 900Expected 11/12/2026	Mfr. Part No. FA2469-ALD Mouser Part No 994-FA2469-ALD	Coilcraft	Audio Transformers / Signal Transformers FA2469 Flyback For STMicro STLC3075 Learn More about Coilcraft power magnetics	Datasheet	926In Stock 900Expected 11/12/2026	Cut Tape Rp78.888 Rp59.441 Rp56.689 Rp53.020 Reel Rp46.966 View Rp50.635 Rp48.617 Rp45.498 MouseReel Available	Min.: 1 Mult.: 1 : 450	Flyback Transformers	Flyback	SMD/SMT	10 kHz	19 uH			1.5 kV	- 40 C	+ 85 C	Single		10.92 mm	8.6 mm	9.02 mm	FA2469	Reel, Cut Tape, MouseReel