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Power Transformers - Board Mount

Board Mount Power Transformers are available at Mouser Electronics from industry leading manufacturers. Mouser is an authorized distributor for many board mount power transformer manufacturers including Bel, Bourns, Pulse, Tamura, Triad Magnetics, Wurth Elektronik & more. Please view our selection of power transformers below.

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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	Primary Voltage Rating	Secondary Voltage Rating	Power Rating	Secondary Current Rating	Mounting Style	Primary Winding	Secondary Winding	Length	Width	Height	Series
Power Transformers - Board Mount 6W 216uH 200-700kHz 33-57V Flyback PA4470.003NLT Pulse Electronics 1: $4.47 339In Stock	Mfr. Part No. PA4470.003NLT Mouser Part No 673-PA4470.003NLT	Pulse Electronics	Power Transformers - Board Mount 6W 216uH 200-700kHz 33-57V Flyback Learn More about Pulse Electronics pulse high frequency transformers	Datasheet	339In Stock	Cut Tape $4.47 $4.04 $3.69 $3.58 Reel $2.83 View $3.47 $2.84 $2.77 $2.73 MouseReel Available	Min.: 1 Mult.: 1 : 700		Flyback Transformers			1.8 W					8 mm	6.6 mm	6 mm	PA4470
Power Transformers - Board Mount V265 ER 11 SMD Transformer B78334B1034A003 TDK 1: $7.49 674In Stock	Mfr. Part No. B78334B1034A003 Mouser Part No 871-B78334B1034A3	TDK	Power Transformers - Board Mount V265 ER 11 SMD Transformer	Datasheet	674In Stock	Cut Tape $7.49 $6.45 $6.19 $6.00 Reel $5.31 View $5.81 $5.55 $5.30 Quote MouseReel Available	Min.: 1 Mult.: 1 : 600													B78334B
Power Transformers - Board Mount Q4438 Flybck Regltor 12 V, -12 V 0.63 A Q4438-BL Coilcraft 1: $6.22 302In Stock 210Expected 16/11/2026	Mfr. Part No. Q4438-BL Mouser Part No 994-Q4438-BL	Coilcraft	Power Transformers - Board Mount Q4438 Flybck Regltor 12 V, -12 V 0.63 A Learn More about Coilcraft power magnetics	Datasheet	302In Stock 210Expected 16/11/2026	$6.22 $4.98 $4.78 $4.64 View $4.49 $4.31 $4.17 $4.04 $3.88	Min.: 1 Mult.: 1													Q4438
Power Transformers - Board Mount POWER TRANSFORMER THROUGH 10VA PL10-36-130B Tamura 1: $12.83 354In Stock	Mfr. Part No. PL10-36-130B Mouser Part No 838-PL10-36-130B	Tamura	Power Transformers - Board Mount POWER TRANSFORMER THROUGH 10VA	Datasheet	354In Stock	$12.83 $10.91 $10.46 $10.13 View $8.52 $8.43 $8.42 $8.39	Min.: 1 Mult.: 1	No				10 VA		Through Hole					36.2 mm	PL
Power Transformers - Board Mount 25W 80uH 200-700kHz 33-57V Flyback PA5130.002NLT Pulse Electronics 1: $3.68 375In Stock	Mfr. Part No. PA5130.002NLT Mouser Part No 673-PA5130.002NLT	Pulse Electronics	Power Transformers - Board Mount 25W 80uH 200-700kHz 33-57V Flyback Learn More about Pulse Electronics pulse high frequency transformers	Datasheet	375In Stock	Cut Tape $3.68 $3.33 $3.13 $3.04 Reel $2.91 View $2.66 $2.15 $2.14 MouseReel Available	Min.: 1 Mult.: 1 : 125		Flyback Transformers											PA5130
Power Transformers - Board Mount 8CT:3CT Iso5000V SMT 5kVrms AEC-Q200 PM2190.043NLT Pulse Electronics 1: $3.51 529In Stock	Mfr. Part No. PM2190.043NLT Mouser Part No 673-PM2190.043NLT	Pulse Electronics	Power Transformers - Board Mount 8CT:3CT Iso5000V SMT 5kVrms AEC-Q200 Learn More about Pulse Electronics pulse pm21x aec q200 transformers	Datasheet	529In Stock	Cut Tape $3.51 $3.17 $2.98 $2.89 Reel $2.52 View $2.80 $2.11	Min.: 1 Mult.: 1 : 150		Isolation Transformers					SMD/SMT	Dual Primary Winding	Dual Secondary Winding	10 mm	10 mm	12.5 mm	PM2190.xxxNLT
Power Transformers - Board Mount Max 253 TX 3.3v input 5v out DIP 78253/35C Murata Power Solutions 1: $4.53 40In Stock	Mfr. Part No. 78253/35C Mouser Part No 580-7825335C	Murata Power Solutions	Power Transformers - Board Mount Max 253 TX 3.3v input 5v out DIP Learn More about Murata Power Solutions Murata78253J	Datasheet	40In Stock	$4.53 $3.73 $3.35 $2.98 View $2.88 $2.78 $2.71 $2.64 $2.61	Min.: 1 Mult.: 1			3.3 V	5 V	500 mW	100 mA	Through Hole	Single Primary Winding	Single Secondary Winding	9.52 mm	9 mm	6.35 mm	78253
Power Transformers - Board Mount Q4434 Flybck Regltor 8uH 5.0 V 1.6 A Q4434-BL Coilcraft 1: $8.26 27In Stock	Mfr. Part No. Q4434-BL Mouser Part No 994-Q4434-BL	Coilcraft	Power Transformers - Board Mount Q4434 Flybck Regltor 8uH 5.0 V 1.6 A Learn More about Coilcraft power magnetics	Datasheet	27In Stock	$8.26 $6.69 $6.42 $6.22 View $6.03 $5.76 $5.58 $5.40 Quote	Min.: 1 Mult.: 1													Q4434
Power Transformers - Board Mount 3CT:4CT Iso5000V SMT 5kVrms AEC-Q200 PM2190.034NLT Pulse Electronics 1: $4.20 643In Stock	Mfr. Part No. PM2190.034NLT Mouser Part No 673-PM2190.034NLT	Pulse Electronics	Power Transformers - Board Mount 3CT:4CT Iso5000V SMT 5kVrms AEC-Q200 Learn More about Pulse Electronics pulse pm21x aec q200 transformers	Datasheet	643In Stock	Cut Tape $4.20 $3.44 $3.11 $3.01 Reel $2.76 View $2.87 $2.73 $2.23 $2.21	Min.: 1 Mult.: 1 : 150		Isolation Transformers					SMD/SMT	Dual Primary Winding	Dual Secondary Winding	10 mm	10 mm	12.5 mm	PM2190.xxxNLT
Power Transformers - Board Mount Q4435 Flybck Regltor 8uH 5.0 V 1.6 A Q4435-BL Coilcraft 1: $8.19 25In Stock	Mfr. Part No. Q4435-BL Mouser Part No 994-Q4435-BL	Coilcraft	Power Transformers - Board Mount Q4435 Flybck Regltor 8uH 5.0 V 1.6 A Learn More about Coilcraft power magnetics	Datasheet	25In Stock	$8.19 $6.63 $6.37 $6.17 View $5.98 $5.71 $5.53 $5.36 Quote	Min.: 1 Mult.: 1													Q4435
Power Transformers - Board Mount THROUGH HOLE 2.4VA 3FS-348 Tamura 1: $5.47 466In Stock	Mfr. Part No. 3FS-348 Mouser Part No 838-3FS-348	Tamura	Power Transformers - Board Mount THROUGH HOLE 2.4VA	Datasheet	466In Stock	$5.47 $4.85 $4.66 $4.52 View $4.35 $4.15 $4.06 $3.93 $3.77	Min.: 1 Mult.: 1	No		115 VAC	24 V/48 V	2.4 VA		Through Hole	Single Primary Winding	Dual Secondary Winding			32.1 mm	3FS
Power Transformers - Board Mount X-1622NL iNRCORE 1: $24.55 6In Stock 100Expected 01/12/2026	Mfr. Part No. X-1622NL Mouser Part No 673-X-1622NL	iNRCORE	Power Transformers - Board Mount	Datasheet	6In Stock 100Expected 01/12/2026	$24.55 $22.12 $21.20 $20.22 View $19.99 $19.69 $19.34 Quote	Min.: 1 Mult.: 1		Gate Drive Transformers					SMD/SMT			9.02 mm	8.64 mm	7.62 mm
Power Transformers - Board Mount Q4338 Flybck Regltor 12 V, -12 V 1.8 A Q4338-BL Coilcraft 1: $5.75 93In Stock	Mfr. Part No. Q4338-BL Mouser Part No 994-Q4338-BL	Coilcraft	Power Transformers - Board Mount Q4338 Flybck Regltor 12 V, -12 V 1.8 A Learn More about Coilcraft power magnetics	Datasheet	93In Stock	$5.75 $4.60 $4.42 $4.28 View $4.15 $3.98 $3.86 $3.73 $3.58	Min.: 1 Mult.: 1													Q4338
Power Transformers - Board Mount Q4344 Flybck Regltor -12 V 5.0 V 0.75 A Q4344-BL Coilcraft 1: $8.31 18In Stock	Mfr. Part No. Q4344-BL Mouser Part No 994-Q4344-BL	Coilcraft	Power Transformers - Board Mount Q4344 Flybck Regltor -12 V 5.0 V 0.75 A Learn More about Coilcraft power magnetics	Datasheet	18In Stock	$8.31 $6.73 $6.46 $6.26 View $6.07 $5.79 $5.61 $5.44 Quote	Min.: 1 Mult.: 1													Q4344
Power Transformers - Board Mount HFTR2DA-B1 Proterial 1: $12.19 831In Stock	Mfr. Part No. HFTR2DA-B1 Mouser Part No 205-HFTR2DA-B1	Proterial	Power Transformers - Board Mount Learn More about Proterial hitachi metals hftr transformers	Datasheet	831In Stock	Cut Tape $12.19 $10.37 $9.94 $9.63 Reel $8.65 View $9.33 $8.94 $8.38	Min.: 1 Mult.: 1 : 500		Gate Drive Transformers					PCB Mount	Single Primary Winding	Single Secondary Winding	12.4 mm	11 mm	6 mm
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-3 DST-3-48 Bel Signal Transformer 1: $16.36 111In Stock	Mfr. Part No. DST-3-48 Mouser Part No 530-DST-3-48	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-3 Learn More about Bel Signal Transformer signal transformers dst transformers	Datasheet	111In Stock	$16.36 $13.78 $13.21 $12.46 $10.58	Min.: 1 Mult.: 1		Class 2 Transformers	115 VAC, 230 VAC	48 V CT/24 V	2.4 VA	50 mA/100 mA	Through Hole	Dual Primary Winding	Dual Secondary Winding	34.9 mm	28.6 mm	30.8 mm	DST
Power Transformers - Board Mount TRANS INTL FLAT HEAD IF-18 IF-18-16 Bel Signal Transformer 1: $43.07 33In Stock	Mfr. Part No. IF-18-16 Mouser Part No 530-IF-18-16	Bel Signal Transformer	Power Transformers - Board Mount TRANS INTL FLAT HEAD IF-18 Learn More about Bel Signal Transformer bel if international flathead transformers	Datasheet	33In Stock	$43.07 $37.61 $33.91 $33.90 View $33.86 Quote	Min.: 1 Mult.: 1			115 VAC, 230 VAC	16 V CT/8 V	18 VA	1.15 A/2.3 A	Through Hole	Dual Primary Winding	Dual Secondary Winding	67.6 mm	57 mm	27.6 mm
Power Transformers - Board Mount TRANS INTL FLAT HEAD IF-30 IF-30-30 Bel Signal Transformer 1: $51.32 38In Stock	Mfr. Part No. IF-30-30 Mouser Part No 530-IF-30-30	Bel Signal Transformer	Power Transformers - Board Mount TRANS INTL FLAT HEAD IF-30 Learn More about Bel Signal Transformer bel if international flathead transformers	Datasheet	38In Stock	$51.32 $46.18 $38.45 $38.29 View $38.20 Quote	Min.: 1 Mult.: 1			115 VAC, 230 VAC	30 V CT/15 V	30 VA	1 A/2 A	Through Hole	Dual Primary Winding	Dual Secondary Winding	68 mm	57.5 mm	35.3 mm
Power Transformers - Board Mount TRANSFORMER POWER PC-2 PC-12-800 Bel Signal Transformer 1: $19.60 58In Stock	Mfr. Part No. PC-12-800 Mouser Part No 530-PC-12-800	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER POWER PC-2 Learn More about Bel Signal Transformer signal transformer pc mount transformers	Datasheet	58In Stock	$19.60 $17.11 $16.41 $15.16 View $13.87 $13.68 Quote	Min.: 1 Mult.: 1			115 VAC	12.6 V CT/6.3 V	10 VA	800 mA/1.6 A	Through Hole	Single Primary Winding	Dual Secondary Winding	47.6 mm	36.5 mm	41.27 mm	PC
Power Transformers - Board Mount TRANSFORMER POWER PC-5 PC-40-30 Bel Signal Transformer 1: $16.20 75In Stock	Mfr. Part No. PC-40-30 Mouser Part No 530-PC-40-30	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER POWER PC-5 Learn More about Bel Signal Transformer signal transformer pc mount transformers	Datasheet	75In Stock	$16.20 $13.89 $13.32 $11.77 View $11.76 $11.73 $11.60 $11.58 Quote	Min.: 1 Mult.: 1			115 VAC	40 V CT/20 V	1.2 VA	30 mA/60 mA	Through Hole	Single Primary Winding	Dual Secondary Winding	34.9 mm	28.6 mm	30.15 mm	PC
Power Transformers - Board Mount PoE EP7 Core SPOE3-0508 Bel Signal Transformer 1: $4.00 1,913In Stock	Mfr. Part No. SPOE3-0508 Mouser Part No 530-SPOE3-0508	Bel Signal Transformer	Power Transformers - Board Mount PoE EP7 Core Learn More about Bel Signal Transformer s spoe smt transformers	Datasheet	1,913In Stock	Cut Tape $4.00 $3.52 $3.09 $2.99 $2.43 Reel $2.34	Min.: 1 Mult.: 1 : 350		POE - Power Over Ethernet Transformers											SPOE
Power Transformers - Board Mount PoE EP10 Core SPOE7-3308 Bel Signal Transformer 1: $4.26 1,567In Stock	Mfr. Part No. SPOE7-3308 Mouser Part No 530-SPOE7-3308	Bel Signal Transformer	Power Transformers - Board Mount PoE EP10 Core Learn More about Bel Signal Transformer s spoe smt transformers	Datasheet	1,567In Stock	Cut Tape $4.26 $3.74 $3.30 $3.20 Reel $2.65 View $2.76 $2.57 $2.49	Min.: 1 Mult.: 1 : 250		POE - Power Over Ethernet Transformers											SPOE
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-5 ST-5-56 Bel Signal Transformer 1: $23.93 75In Stock	Mfr. Part No. ST-5-56 Mouser Part No 530-ST-5-56	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-5 Learn More about Bel Signal Transformer signal transformer st transformers	Datasheet	75In Stock	$23.93 $21.57 $18.43 $17.94 View $17.93 $17.86 Quote	Min.: 1 Mult.: 1		Class 2 Transformers	115 VAC	56 V CT/28 V	12 VA	220 mA/440 mA	Through Hole	Single Primary Winding	Dual Secondary Winding	48.4 mm	40.4 mm	36.9 mm	ST
Power Transformers - Board Mount TRANSFORMER EP7 BS64042CS Bourns 1: $4.33 6,326In Stock	Mfr. Part No. BS64042CS Mouser Part No 652-BS64042CS	Bourns	Power Transformers - Board Mount TRANSFORMER EP7 Learn More about Bourns bs64042cs flyback transformer	Datasheet	6,326In Stock	Cut Tape $4.33 $3.54 $3.07 $2.97 View Reel $2.39 $2.88 $2.85 $2.82 $2.70 $2.39 MouseReel Available	Min.: 1 Mult.: 1 : 2,100		Transformers					SMD/SMT			10.5 mm	9.8 mm	11 mm	BS64042CS
Power Transformers - Board Mount POE transformer, 50W, EFD25, 12V POE050-FD25120S Bourns 1: $7.09 464In Stock	Mfr. Part No. POE050-FD25120S Mouser Part No 652-POE050-FD25120S	Bourns	Power Transformers - Board Mount POE transformer, 50W, EFD25, 12V Learn More about Bourns poe dcdc transformers	Datasheet	464In Stock	Cut Tape $7.09 $5.57 $5.33 $5.18 Reel $4.81 View $5.02 $4.66 $4.52 $4.37 MouseReel Available	Min.: 1 Mult.: 1 : 200		POE - Power Over Ethernet Transformers	5 V				SMD/SMT						POE-FD