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Unshielded Audio Transformers / Signal Transformers

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) 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 SMD T1/CEPT/ISDN-Pri 1200uH .7Ohms 2-Por TX1287NL Pulse Electronics 1: $4.69 560In Stock	Mfr. Part No. TX1287NL Mouser Part No 673-TX1287NL	Pulse Electronics	Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH .7Ohms 2-Por	Datasheet	560In Stock	$4.69 $4.23 $4.02 $3.94 View $3.79 $3.68 $3.63 $3.59	Min.: 1 Mult.: 1		ISDN Transformers	Module	SMD/SMT			700 mOhms, 700 mOhms		1.5 kV	- 40 C	+ 85 C	Dual		12.83 mm	7.11 mm	6.22 mm		Tube
Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH .65Ohms 2-Port H5200NL Pulse Electronics 1: $13.80 168In Stock	Mfr. Part No. H5200NL Mouser Part No 673-H5200NL	Pulse Electronics	Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH .65Ohms 2-Port Learn More about Pulse Electronics pulse 1gigabit poe poeplus smd transformers	Datasheet	168In Stock	$13.80 $12.47 $11.80 $11.18 View $9.71 $9.50 $9.35 $9.25 Quote	Min.: 1 Mult.: 1		LAN Transformers	Module	SMD/SMT	1 MHz to 125 MHz	350 uH			1.5 kV	0 C	+ 70 C	2 Channel	BGA	14.73 mm	17.27 mm	11.18 mm		Tray
Audio Transformers / Signal Transformers THT T1/CEPT/ISDN-Pri 1200uH 1.3Ohm 1-Por PE-65351NL Pulse Electronics 1: $5.48 790In Stock	Mfr. Part No. PE-65351NL Mouser Part No 673-PE-65351NL	Pulse Electronics	Audio Transformers / Signal Transformers THT T1/CEPT/ISDN-Pri 1200uH 1.3Ohm 1-Por	Datasheet	790In Stock	$5.48 $4.97 $4.76 $3.78 View $3.68 $3.54 $3.45 $3.08	Min.: 1 Mult.: 1		ISDN Transformers	Module	Through Hole	50 kHz to 3 MHz	1.2 mH			1.5 kV	0 C	+ 70 C	Dual	HC/3	12.7 mm	8.89 mm	6.35 mm		Tube
Audio Transformers / Signal Transformers 1:4 Transmission line transformer on SM- MABA-010268-CT4160 MACOM 1: $6.22 1,912In Stock	Mfr. Part No. MABA-010268-CT4160 Mouser Part No 937-010268-CT4160	MACOM	Audio Transformers / Signal Transformers 1:4 Transmission line transformer on SM-	Datasheet	1,912In Stock	$6.22 $4.83 $4.64 $4.50 View $4.34 $4.11 $3.97 $3.84 $3.44	Min.: 1 Mult.: 1		RF Transformers		SMD/SMT	5 MHz to 1.2 GHz					- 40 C	+ 85 C	1 Channel		3.97 mm	2.79 mm	2.79 mm
Audio Transformers / Signal Transformers 1:1 CORE & WIRE Transformer, 800 MHz - 6.8 GHz, 50? TTC1-682W+ Mini-Circuits 1: $12.14 89In Stock 1,500Expected 2026/11/09	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	89In Stock 1,500Expected 2026/11/09	Cut Tape $12.14 $11.32 $10.58 Reel $10.58 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 120W POE Planar 12V 10A 50uH POE120PL-12L Coilcraft 1: $9.64 520In Stock	Mfr. Part No. POE120PL-12L Mouser Part No 994-POE120PL-12L	Coilcraft	Audio Transformers / Signal Transformers 120W POE Planar 12V 10A 50uH Learn More about Coilcraft poe120pl planar transformers	Datasheet	520In Stock	$9.64 $8.70 $8.35 $8.09 View $7.83 $7.44 $7.21 $7.01	Min.: 1 Mult.: 1		PoE Transformers		SMD/SMT	200 kHz	50 uH			1.5 kV	- 40 C	+ 125 C	Single	23.37 mm x 20.83 mm x 8.94 mm	23.37 mm	20.83 mm	8.94 mm	POE120PL	Tray
Audio Transformers / Signal Transformers Transformer, 1:1 RF, 5-1200MHz MABA-007748-CT1160 MACOM 1: $3.54 6,566In Stock	Mfr. Part No. MABA-007748-CT1160 Mouser Part No 937-MABA007748CT1160	MACOM	Audio Transformers / Signal Transformers Transformer, 1:1 RF, 5-1200MHz	Datasheet	6,566In Stock	Cut Tape $3.54 $2.86 $2.76 $2.58 View Reel $2.07 $2.48 $2.45 $2.07 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 MDL SGL 1000B 1:1 SMT TU PBC 1000B-5012 iNRCORE 1: $55.98 75In Stock	Mfr. Part No. 1000B-5012 Mouser Part No 673-1000B-5012	iNRCORE	Audio Transformers / Signal Transformers MDL SGL 1000B 1:1 SMT TU PBC Learn More about iNRCORE pulser 1000 base t transformers	Datasheet	75In Stock	$55.98 $50.83 $48.93 $46.11 View Quote	Min.: 1 Mult.: 1	No	RF Transformers		SMD/SMT	100 kHz to 100 MHz	350 uH			1.5 kV	- 40 C	+ 85 C	Quad		15.113 mm	13.1572 mm	6.1214 mm	1000B	Tube
Audio Transformers / Signal Transformers EXTMP XFMR 100BT SMG COM PBC 100B-1018X iNRCORE 1: $47.38 98In Stock	Mfr. Part No. 100B-1018X Mouser Part No 673-100B-1018X	iNRCORE	Audio Transformers / Signal Transformers EXTMP XFMR 100BT SMG COM PBC	Datasheet	98In Stock	$47.38 $42.32 $40.46 $39.11 View $37.82 $37.11 Quote	Min.: 1 Mult.: 1	No	RF Transformers		SMD/SMT	100 kHz to 100 MHz	350 uH				- 55 C	+ 125 C	Single		14.8082 mm	11.938 mm	4.572 mm	100B	Tube
Audio Transformers / Signal Transformers 1000Base-T SMD PoE 350uH .65Ohms 1-Port H6062FNL Pulse Electronics 1: $6.71 412In Stock NRND	Mfr. Part No. H6062FNL Mouser Part No 673-H6062FNL NRND	Pulse Electronics	Audio Transformers / Signal Transformers 1000Base-T SMD PoE 350uH .65Ohms 1-Port Learn More about Pulse Electronics pulse poe solutions	Datasheet	412In Stock	$6.71 $6.20 $5.50 $5.38 View $5.26 $4.62	Min.: 1 Mult.: 1		LAN Transformers	Module	SMD/SMT	1 MHz to 100 MHz	350 uH			1.5 kV	0 C	+ 70 C	Single		17.5 mm	15.24 mm	5.72 mm		Tube
Audio Transformers / Signal Transformers 1:2 LTCC Transformer, 625 - 2815 MHz, 50? NCS2-282+ Mini-Circuits 1: $1.99 948In Stock	Mfr. Part No. NCS2-282+ Mouser Part No 139-NCS2-282+	Mini-Circuits	Audio Transformers / Signal Transformers 1:2 LTCC Transformer, 625 - 2815 MHz, 50?	Datasheet	948In Stock	Cut Tape $1.99 $1.90 $1.81 Reel $1.80 MouseReel Available	Min.: 1 Mult.: 1 : 500		RF Transformers	Ceramic Balun	SMD/SMT	625 MHz to 2.815 GHz		50 Ohms	50 Ohms		- 55 C	+ 125 C		0805 (2012)	2 mm	1.24 mm	0.84 mm	NCS2	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 1:2.78 CORE & WIRE Transformer, 40 - 1250 MHz, 75 Ohm TRS278-122-75+ Mini-Circuits 1: $4.71 391In Stock	Mfr. Part No. TRS278-122-75+ Mouser Part No 139-TRS278-122-75+	Mini-Circuits	Audio Transformers / Signal Transformers 1:2.78 CORE & WIRE Transformer, 40 - 1250 MHz, 75 Ohm Learn More about Mini-Circuits mini circuits trs transformers	Datasheet	391In Stock	Cut Tape $4.71 $4.65 Reel $4.65 $4.40 MouseReel Available	Min.: 1 Mult.: 1 : 100		RF Transformers		SMD/SMT	40 MHz to 1.25 GHz					- 40 C	+ 65 C	Single		7.11 mm	6.35 mm	4.19 mm	TRS278	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH 8-Port TX1471NL Pulse Electronics 1: $9.76 283In Stock	Mfr. Part No. TX1471NL Mouser Part No 673-TX1471NL	Pulse Electronics	Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH 8-Port	Datasheet	283In Stock	$9.76 $8.54 $8.27 $8.11 View $7.14 $6.63 $6.54	Min.: 1 Mult.: 1		ISDN Transformers	Module	SMD/SMT		1.2 mH			1.5 kV	- 40 C	+ 85 C	Octal	YB/1	25.4 mm	10.8 mm	7.11 mm		Tube
Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH .65Ohms 1-Por H1260FNL Pulse Electronics 1: $4.55 796In Stock NRND	Mfr. Part No. H1260FNL Mouser Part No 673-H1260FNL NRND	Pulse Electronics	Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH .65Ohms 1-Por Learn More about Pulse Electronics pulse ethernet transformers	Datasheet	796In Stock	$4.55 $4.19 $4.14 $3.98 View $3.94 $3.68 $3.04	Min.: 1 Mult.: 1		LAN Transformers	Module	SMD/SMT	100 kHz to 100 MHz	350 uH			1.5 kV	0 C	+ 70 C	Single	SMT	12.7 mm	9.53 mm	6 mm		Tube
Audio Transformers / Signal Transformers 1000Base-T NonPoE 1-Port SMD 350uH HX5062FNL Pulse Electronics 1: $4.95 600In Stock NRND	Mfr. Part No. HX5062FNL Mouser Part No 673-HX5062FNL NRND	Pulse Electronics	Audio Transformers / Signal Transformers 1000Base-T NonPoE 1-Port SMD 350uH Learn More about Pulse Electronics pulse ethernet transformers	Datasheet	600In Stock	$4.95	Min.: 1 Mult.: 1		LAN Transformers	Module	SMD/SMT	1 MHz to 100 MHz	350 uH			1.5 kV	- 40 C	+ 85 C	Single		17.53 mm	16 mm	5.715 mm	HX	Tube
Audio Transformers / Signal Transformers Transformer, 1:1 Flux Coupled, 3-200MHz MABACT0062 MACOM 1: $4.00 2,253In Stock	Mfr. Part No. MABACT0062 Mouser Part No 937-MABACT0062	MACOM	Audio Transformers / Signal Transformers Transformer, 1:1 Flux Coupled, 3-200MHz	Datasheet	2,253In Stock	Cut Tape $4.00 $3.26 $3.12 $2.92 Reel $2.51 View $2.81 $2.73 $2.61 $2.26 MouseReel Available	Min.: 1 Mult.: 1 : 2,000		Baluns		SMD/SMT	3 MHz to 200 MHz		75 Ohms	75 Ohms		- 40 C	+ 85 C	Single		3.81 mm	3.81 mm	2.75 mm		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers Signal-1553 Non-QPL Mil Grade TL1553-45 iNRCORE 1: $82.98 31In Stock	Mfr. Part No. TL1553-45 Mouser Part No 673-TL1553-45	iNRCORE	Audio Transformers / Signal Transformers Signal-1553 Non-QPL Mil Grade	Datasheet	31In Stock	$82.98 $74.20 $66.35 View Quote	Min.: 1 Mult.: 1	No	RF Transformers	Pin Terminal Transformers	Through Hole	75 kHz to 1 MHz				100 V	- 55 C	+ 125 C	Single		16 mm	16 mm	3.94 mm	TL1553	Tube
Audio Transformers / Signal Transformers Wideband RF, TH 250mA 4:1sec SWB1040-PCL Coilcraft 1: $6.04 14In Stock	Mfr. Part No. SWB1040-PCL Mouser Part No 994-SWB1040-PCL	Coilcraft	Audio Transformers / Signal Transformers Wideband RF, TH 250mA 4:1sec Learn More about Coilcraft swb transformers	Datasheet	14In Stock	$6.04 $4.68 $4.49 $4.36 View $4.21 $3.98 $3.85 $3.72 $3.70	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	7.62 mm x 7.87 mm x 5.72 mm	7.62 mm	7.87 mm	5.72 mm	SWB	Tube
Audio Transformers / Signal Transformers GA3544 for TI UCD3K 5uH 12 V 0.2 A GA3544-BL Coilcraft 1: $7.26 80In 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	80In Stock	$7.26 $6.83 $5.80 $5.45 View $5.28 $5.11 $5.04	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: $19.95 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	$19.95 $17.54 $16.99 $16.67 View $16.04 $15.28 $14.83	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 1000Base-T SMD PoE+ 120uH .3Ohms 1-Port HM6098FNL Pulse Electronics 1: $8.85 10In Stock	Mfr. Part No. HM6098FNL Mouser Part No 673-HM6098FNL	Pulse Electronics	Audio Transformers / Signal Transformers 1000Base-T SMD PoE+ 120uH .3Ohms 1-Port Learn More about Pulse Electronics pulse automotive communications	Datasheet	10In Stock	$8.85 $7.99 $7.65 $7.41 View $7.18 $6.83 $6.61 $6.43	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
Audio Transformers / Signal Transformers B0570 for NCP101X 15uH 12 V 1.25 A B0570-BL Coilcraft 1: $9.61 55In Stock	Mfr. Part No. B0570-BL Mouser Part No 994-B0570-BL	Coilcraft	Audio Transformers / Signal Transformers B0570 for NCP101X 15uH 12 V 1.25 A Learn More about Coilcraft power magnetics	Datasheet	55In Stock	$9.61 $8.66 $8.32 $8.05 View $7.80 $7.41 $7.18 $6.98	Min.: 1 Mult.: 1		Flyback Transformers	Flyback	Through Hole	100 kHz	3.4 mH			3 kV	- 40 C	+ 85 C	Single		27.94 mm	27.84 mm	24.13 mm	B0570	Tray
Audio Transformers / Signal Transformers GA3172 Flyback For PIC16HV785 GA3172-AL Coilcraft 1: $7.42 1In Stock	Mfr. Part No. GA3172-AL Mouser Part No 994-GA3172-AL	Coilcraft	Audio Transformers / Signal Transformers GA3172 Flyback For PIC16HV785 Learn More about Coilcraft power magnetics	Datasheet	1In Stock	$7.42 $6.59 $6.33 $6.12 View $5.93 $5.57 $5.40 $5.22 $5.15	Min.: 1 Mult.: 1		Flyback Transformers	Flyback	Through Hole	125 kHz	500 uH			3 kV	- 40 C	+ 85 C	Single		22.25 mm	14.25 mm	23.74 mm	GA3172	Tray
Audio Transformers / Signal Transformers Wideband RF, TH 250mA 1:1sec SWB3010-PCL Coilcraft 1: $4.11 17In Stock	Mfr. Part No. SWB3010-PCL Mouser Part No 994-SWB3010-PCL	Coilcraft	Audio Transformers / Signal Transformers Wideband RF, TH 250mA 1:1sec Learn More about Coilcraft swb transformers	Datasheet	17In Stock	$4.11 $3.34 $3.20 $3.00 View $2.90 $2.81 $2.67 $2.59 $2.51	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	7.62 mm x 7.87 mm x 5.72 mm	7.62 mm	7.87 mm	5.72 mm	SWB	Tube
Audio Transformers / Signal Transformers WBC SMT Mini Wdebnd 1:4 0.500-1000 MHz WBC4-1WLC Coilcraft 1: $5.08 230In Stock 750Expected 2026/11/09	Mfr. Part No. WBC4-1WLC Mouser Part No 994-WBC4-1WLC	Coilcraft	Audio Transformers / Signal Transformers WBC SMT Mini Wdebnd 1:4 0.500-1000 MHz	Datasheet	230In Stock 750Expected 2026/11/09	Cut Tape $5.08 $4.02 $3.87 $3.61 Reel $3.23 View $3.42 $3.28 $3.12 $2.97 MouseReel Available	Min.: 1 Mult.: 1 : 750		RF Transformers		SMD/SMT	500 kHz to 1 GHz	20 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