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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 (EUR) Filter the results in the table by unit price based on your quantity.	Qty.	RoHS	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 45-1000Mhz 1:1 75ohm Transformer RFXF0009H-TR13 Qorvo 1: €4.30 1,998In Stock	Mfr. Part No. RFXF0009H-TR13 Mouser Part No 772-RFXF0009H-TR13	Qorvo	Audio Transformers / Signal Transformers 45-1000Mhz 1:1 75ohm Transformer	Datasheet	1,998In Stock	Cut Tape €4.30 €2.95 €2.53 €2.51 Reel €2.19 View €2.16 €1.95 MouseReel Available	Min.: 1 Mult.: 1 : 1,000		LAN Transformers		SMD/SMT	45 MHz to 1.2 GHz					- 40 C	+ 100 C		SP5	3.51 mm	1.75 mm	2.92 mm	RFXF0009H	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers THROUGH HOLE 10KCT:2KCT MET-11 Tamura 1: €9.64 534In Stock	Mfr. Part No. MET-11 Mouser Part No 838-MET-11	Tamura	Audio Transformers / Signal Transformers THROUGH HOLE 10KCT:2KCT	Datasheet	534In Stock	€9.64 €8.93 €8.07 €7.84 View €7.73 €7.50 €7.49	Min.: 1 Mult.: 1		Audio Transformers		Terminals	300 Hz to 100 kHz		10 kOhms	2 kOhms	500 V	- 20 C	+ 85 C			10.4 mm	7.87 mm	11.8 mm	MET	Tube
Audio Transformers / Signal Transformers THROUGH HOLE 1K:50 3.0MADC MET-28 Tamura 1: €10.23 341In Stock	Mfr. Part No. MET-28 Mouser Part No 838-MET-28	Tamura	Audio Transformers / Signal Transformers THROUGH HOLE 1K:50 3.0MADC	Datasheet	341In Stock	€10.23 €9.50 €9.01 €8.73 View €8.52 €8.32 €7.79	Min.: 1 Mult.: 1		Audio Transformers		Terminals	300 Hz to 100 kHz		1 kOhms	50 Ohms	500 V	- 20 C	+ 85 C			10.4 mm	7.87 mm	11.8 mm	MET	Tube
Audio Transformers / Signal Transformers MODEM TRANSFORMERS 108Ohm Prim. DCR 120Ohm sec TTC-264 Tamura 1: €5.42 652In Stock 1,188Expected 08/12/2026	Mfr. Part No. TTC-264 Mouser Part No 838-TTC-264	Tamura	Audio Transformers / Signal Transformers MODEM TRANSFORMERS 108Ohm Prim. DCR 120Ohm sec	Datasheet	652In Stock 1,188Expected 08/12/2026	€5.42 €4.07 €3.98 €3.76 View €3.57 €3.35 €3.26 €3.25	Min.: 1 Mult.: 1		Telecom Transformers					600 Ohms	470 Ohms									TTC	Tube
Audio Transformers / Signal Transformers Signal - Transceiver Mil-Grade X-1569 iNRCORE 1: €15.12 140In Stock	Mfr. Part No. X-1569 Mouser Part No 673-X-1569	iNRCORE	Audio Transformers / Signal Transformers Signal - Transceiver Mil-Grade	Datasheet	140In Stock	€15.12 €13.62 €13.06 €12.50 View €11.78 €11.61 €11.31 €11.18 Quote	Min.: 1 Mult.: 1	No																	Tube
Audio Transformers / Signal Transformers XFMR LAN 10/100/1000 BASE-T 1000B-5002FX iNRCORE 1: €43.50 3In Stock	Mfr. Part No. 1000B-5002FX Mouser Part No 673-1000B-5002FX	iNRCORE	Audio Transformers / Signal Transformers XFMR LAN 10/100/1000 BASE-T	Datasheet	3In Stock	€43.50 €38.85 €34.52 €34.08 View €33.70 €33.23 Quote	Min.: 1 Mult.: 1																	1000B	Tube
Audio Transformers / Signal Transformers HA3994 for LT3751 15 V, -15 V 3.6 A HA3994-AL Coilcraft 1: €6.44 24In Stock	Mfr. Part No. HA3994-AL Mouser Part No 994-HA3994-AL	Coilcraft	Audio Transformers / Signal Transformers HA3994 for LT3751 15 V, -15 V 3.6 A Learn More about Coilcraft power magnetics	Datasheet	24In Stock	€6.44 €5.72 €5.49 €5.31 View €5.15 €4.83 €4.68 €4.53 €4.47	Min.: 1 Mult.: 1		Flyback Transformers	Flyback	SMD/SMT	100 kHz	7.5 uH			1.5 kV	- 40 C	+ 85 C	Single		26.75 mm	26 mm	14 mm	HA3994	Tray
Audio Transformers / Signal Transformers MA5157 Flyback For NXP SSL2103 MA5157-AL Coilcraft 1: €5.69 97In Stock	Mfr. Part No. MA5157-AL Mouser Part No 994-MA5157-AL	Coilcraft	Audio Transformers / Signal Transformers MA5157 Flyback For NXP SSL2103 Learn More about Coilcraft power magnetics	Datasheet	97In Stock	€5.69 €4.94 €4.20 €3.98 View €3.84 €3.72	Min.: 1 Mult.: 1		Flyback Transformers	Flyback	Through Hole	100 kHz	750 uH			2 kV	- 40 C	+ 85 C	Single		20.7 mm	20.5 mm	12.5 mm	MA5157	Tray
Audio Transformers / Signal Transformers NA5889 12W 0.03Ohms For TPS55340 NA5889-ALD Coilcraft 1: €5.44 112In Stock	Mfr. Part No. NA5889-ALD Mouser Part No 994-NA5889-ALD	Coilcraft	Audio Transformers / Signal Transformers NA5889 12W 0.03Ohms For TPS55340 Learn More about Coilcraft power magnetics	Datasheet	112In Stock	Cut Tape €5.44 €4.64 €4.45 €4.32 Reel €3.80 View €4.00 €3.66 €3.55 MouseReel Available	Min.: 1 Mult.: 1 : 175			Flyback	SMD/SMT	200 kHz	12 uH			1.5 kV	- 40 C	+ 85 C	Single		13.46 mm	13 mm	12.7 mm	NA5889	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers Flyback PoE 23W 54uH 3.3V 3.2A POE23PR-33ED Coilcraft 1: €5.50 122In Stock	Mfr. Part No. POE23PR-33ED Mouser Part No 994-POE23PR-33ED	Coilcraft	Audio Transformers / Signal Transformers Flyback PoE 23W 54uH 3.3V 3.2A Learn More about Coilcraft flyback forward poe transformers	Datasheet	122In Stock	Cut Tape €5.50 €4.27 €4.09 €3.97 Reel €3.62 View €3.84 €3.50 €3.38 €3.36 MouseReel Available	Min.: 1 Mult.: 1 : 150		PoE Transformers	Flyback	SMD/SMT	200 kHz	54 uH				- 40 C	+ 125 C	Single		14.5 mm	13 mm	14 mm	POE21PR	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers POE300F Flyback PoE+ 30uH 19.5 V 1.5 A POE300F-19LD Coilcraft 1: €6.43 144In Stock	Mfr. Part No. POE300F-19LD Mouser Part No 994-POE300F-19LD	Coilcraft	Audio Transformers / Signal Transformers POE300F Flyback PoE+ 30uH 19.5 V 1.5 A Learn More about Coilcraft poe300f flyback transformers	Datasheet	144In Stock	Cut Tape €6.43 €5.50 €5.27 €5.11 Reel €4.50 View €4.74 €4.33 €4.21 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 1:1.5 0.07-225 MHz PWB3015LC Coilcraft 1: €2.77 225In Stock	Mfr. Part No. PWB3015LC Mouser Part No 994-PWB3015LC	Coilcraft	Audio Transformers / Signal Transformers PWB Wideband RF 1:1.5 0.07-225 MHz	Datasheet	225In Stock	Cut Tape €2.77 €2.29 Reel €1.94 €1.89 €1.81 View €1.75 €1.69 MouseReel Available	Min.: 1 Mult.: 1 : 250		RF Transformers															PWB	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W WB3-1TSLD Coilcraft 1: €4.27 3In Stock	Mfr. Part No. WB3-1TSLD Mouser Part No 994-WB3-1TSLD	Coilcraft	Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W	Datasheet	3In Stock	Cut Tape €4.27 €3.38 €3.26 €3.24 Reel €2.76 View €2.72 €2.62 Quote MouseReel Available	Min.: 1 Mult.: 1 : 500		RF Transformers															WB	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers Z9007 For NCP1200 67uH 16 V 4.2 A Z9007-BL Coilcraft 1: €14.69 11In Stock	Mfr. Part No. Z9007-BL Mouser Part No 994-Z9007-BL	Coilcraft	Audio Transformers / Signal Transformers Z9007 For NCP1200 67uH 16 V 4.2 A Learn More about Coilcraft power magnetics	Datasheet	11In Stock	€14.69 €12.50 €12.25 €11.80 View €11.23 €10.90	Min.: 1 Mult.: 1			Flyback	Through Hole		16 uH			1.5 kV	- 40 C	+ 85 C		36.8 mm x 36.8 mm x 29.7 mm	36.8 mm	36.8 mm	29.7 mm	Z9007	Tray
Audio Transformers / Signal Transformers TTM Technologies BD3238N5050AHF BD3238N5050AHF TTM Technologies 1: €0.49 7,800In Stock	Mfr. Part No. BD3238N5050AHF Mouser Part No 620-BD3238N5050AHF	TTM Technologies	Audio Transformers / Signal Transformers	Datasheet	7,800In Stock	Cut Tape €0.49 €0.446 €0.417 €0.405 View Reel €0.241 €0.39 €0.378 €0.366 €0.36 €0.241	Min.: 1 Mult.: 1 : 4,000																		Reel, Cut Tape
Audio Transformers / Signal Transformers 10G SMD ISOLATION MODULE HALO Electronics TG10G-E12NZ5LF TG10G-E12NZ5LF HALO Electronics 1: €8.63 447In Stock	Mfr. Part No. TG10G-E12NZ5LF Mouser Part No 493-TG10G-E12NZ5LF	HALO Electronics	Audio Transformers / Signal Transformers 10G SMD ISOLATION MODULE	Datasheet	447In Stock	€8.63 €8.23 €7.98 €7.72 View €7.25 €7.15 €6.91 Quote	Min.: 1 Mult.: 1		LAN Isolation Transformers																Tube
Audio Transformers / Signal Transformers T-1485SCTNL iNRCORE 1: €70.94 16In Stock	Mfr. Part No. T-1485SCTNL Mouser Part No 673-T-1485SCTNL	iNRCORE	Audio Transformers / Signal Transformers	Datasheet	16In Stock	€70.94 €63.44 €59.49 €58.52 View €57.61 Quote	Min.: 1 Mult.: 1						3.75 uH			1500 Vrms		+ 125 C	2 Channel		12.7 mm	11.05 mm	4.57 mm		Tube
Audio Transformers / Signal Transformers LAN 1 Port 10/100 Base-TX T,C ALANS100X1-2F10DT ABRACON 1: €1.72 550In Stock	Mfr. Part No. ALANS100X1-2F10DT Mouser Part No 815-ALANS100X12F10DT	ABRACON	Audio Transformers / Signal Transformers LAN 1 Port 10/100 Base-TX T,C Learn More about ABRACON alans100x1 lan transformer modules	Datasheet	550In Stock	Cut Tape €1.72 €1.22 €1.08 €1.01 Reel €0.963 View €0.998 €0.749 €0.723 MouseReel Available	Min.: 1 Mult.: 1 : 600		LAN Transformers	LAN	SMD/SMT		350 uH				- 40 C	+ 85 C	2 Channel		12.8 mm	6.9 mm	5.45 mm	ALANS100X1	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers C1174 for TPS23750 10uH 5.0 V 2 A C1174-ALD Coilcraft 1: €5.48 99In Stock	Mfr. Part No. C1174-ALD Mouser Part No 994-C1174-ALD	Coilcraft	Audio Transformers / Signal Transformers C1174 for TPS23750 10uH 5.0 V 2 A Learn More about Coilcraft power magnetics	Datasheet	99In Stock	Cut Tape €5.48 €4.68 €4.49 €4.35 Reel €3.83 View €4.03 €3.69 €3.58 MouseReel Available	Min.: 1 Mult.: 1 : 200		Flyback Transformers	Flyback	SMD/SMT	500 kHz	150 uH			1.5 kV	- 40 C	+ 125 C	Single		17.2 mm	14.98 mm	8.51 mm	C1174	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers FA2469 Flyback For STMicro STLC3075 FA2469-ALD Coilcraft 1: €3.71 402In Stock 2,700On Order	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	402In Stock 2,700On Order On Order Ship Dates Mfr. No: FA2469-ALD Stock: 402 Can Dispatch Immediately On Order: 900 Expected 11/12/2026 1,800 Expected 08/01/2027 Factory Lead Time: 10 Weeks	Cut Tape €3.71 €2.92 €2.82 €2.63 Reel €2.39 View €2.49 €2.35 €2.27 €2.17 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
Audio Transformers / Signal Transformers GA3544 for TI UCD3K 5uH 12 V 0.2 A GA3544-BL Coilcraft 1: €6.24 90In Stock	Mfr. Part No. GA3544-BL Mouser Part No 994-GA3544-BL	Coilcraft	Audio Transformers / Signal Transformers GA3544 for TI UCD3K 5uH 12 V 0.2 A Learn More about Coilcraft power magnetics	Datasheet	90In Stock	€6.24 €5.87 €4.99 €4.69 View €4.54 €4.39 €4.33	Min.: 1 Mult.: 1		Flyback Transformers	Flyback	Through Hole	100 kHz	2.3 mH			3 kV	- 40 C	+ 85 C	Single		21.1 mm	21.1 mm	17.3 mm	GA3544	Tray
Audio Transformers / Signal Transformers JA4635 Flyback 110 Vac 10.5A JA4635-AL Coilcraft 1: €17.15 2In Stock	Mfr. Part No. JA4635-AL Mouser Part No 994-JA4635-AL	Coilcraft	Audio Transformers / Signal Transformers JA4635 Flyback 110 Vac 10.5A Learn More about Coilcraft power magnetics	Datasheet	2In Stock	€17.15 €15.08 €14.61 €14.33 View €13.79 €13.14 €12.75	Min.: 1 Mult.: 1		Flyback Transformers	Flyback	Through Hole	150 kHz	28 uH			3 kV	- 40 C	+ 85 C			45.72 mm	47.72 mm	30.48 mm	JA4635	Tray
Audio Transformers / Signal Transformers POE60F Flyback For PoE 6W POE60F-50LD Coilcraft 1: €4.18 176In Stock	Mfr. Part No. POE60F-50LD Mouser Part No 994-POE60F-50LD	Coilcraft	Audio Transformers / Signal Transformers POE60F Flyback For PoE 6W Learn More about Coilcraft poexf flyback transformers	Datasheet	176In Stock	Cut Tape €4.18 €3.30 €3.18 €2.97 Reel €2.82 View €2.70 €2.66 €2.56 Quote MouseReel Available	Min.: 1 Mult.: 1 : 200		PoE Transformers	Flyback														POE60F	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W WB2-1-2WL Coilcraft 1: €4.56 40In Stock	Mfr. Part No. WB2-1-2WL Mouser Part No 994-WB2-1-2WL	Coilcraft	Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W	Datasheet	40In Stock	€4.56 €3.60 €3.47 €3.24 View €3.07 €2.94 €2.90 €2.80 Quote	Min.: 1 Mult.: 1		RF Transformers		Through Hole	80 kHz to 700 MHz	38 uH, 75 uH			500 V	- 40 C	+ 85 C	Dual		8.26 mm	7.24 mm	5.72 mm	WB	Tube
Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W WBT25-1L Coilcraft 1: €3.47 105In Stock	Mfr. Part No. WBT25-1L Mouser Part No 994-WBT25-1L	Coilcraft	Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W	Datasheet	105In Stock	€3.47 €2.81 €2.70 €2.53 View €2.43 €2.37 €2.25 €2.18 €2.12	Min.: 1 Mult.: 1		RF Transformers	Pin Terminal Transformers	Through Hole	100 kHz to 65 MHz				500 V	- 40 C	+ 85 C		8.26 mm x 7.24 mm x 5.72 mm	8.26 mm	7.24 mm	5.72 mm	WB	Tube