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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 (IDR) Filter the results in the table by unit price based on your quantity.	Qty.	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 MAX 253 TRANSFORMER 120UH 20V 76253/35ENC Murata Power Solutions 1: Rp117.597,86 1In Stock	Mfr. Part No. 76253/35ENC Mouser Part No 580-76253/35ENC	Murata Power Solutions	Power Transformers - Board Mount MAX 253 TRANSFORMER 120UH 20V	Datasheet	1In Stock	Rp117.597,86 Rp100.903,00 Rp83.474,30 Rp83.290,84 View Rp81.456,24 Rp74.668,22	Min.: 1 Mult.: 1	Transformers	3.3 V	5 V	500 mW	100 mA	Through Hole	Single Primary Winding	Single Secondary Winding	15 mm	15 mm	12 mm	76253/XXENC
Power Transformers - Board Mount MAX 253 TRANSFORMER 250UH 20V 76253/55ENC Murata Power Solutions 1: Rp115.029,42 95In Stock 240Expected 23/11/2026	Mfr. Part No. 76253/55ENC Mouser Part No 580-7625355ENC	Murata Power Solutions	Power Transformers - Board Mount MAX 253 TRANSFORMER 250UH 20V	Datasheet	95In Stock 240Expected 23/11/2026	Rp115.029,42 Rp96.683,42 Rp90.445,78 Rp90.262,32 View Rp86.776,58 Rp84.208,14 Rp81.456,24 Rp76.869,74	Min.: 1 Mult.: 1		5 V	5 V			Through Hole			15 mm	15 mm	12 mm	76253/XXENC
Power Transformers - Board Mount ADM2485 TRANSFORMER 1:2.2 TH 782485/35C Murata Power Solutions 1: Rp37.609,30 53In Stock 1.450On Order	Mfr. Part No. 782485/35C Mouser Part No 580-782485/35C	Murata Power Solutions	Power Transformers - Board Mount ADM2485 TRANSFORMER 1:2.2 TH	Datasheet	53In Stock 1.450On Order On Order Ship Dates Mfr. No: 782485/35C Stock: 53 Can Dispatch Immediately On Order: 550 Expected 20/11/2026 900 Expected 01/03/2027 Factory Lead Time: 11 Weeks	Rp37.609,30 Rp32.288,96 Rp30.454,36 Rp28.069,38 View Rp26.968,62 Rp25.684,40	Min.: 1 Mult.: 1						Through Hole			9.77 mm	9.14 mm	6.35 mm	78485
Power Transformers - Board Mount MAX250 TRANS 1.5KVDC 2.5MH DIP 78250C Murata Power Solutions 1: Rp69.164,42 90In Stock 1.300Expected 05/04/2027	Mfr. Part No. 78250C Mouser Part No 580-78250C	Murata Power Solutions	Power Transformers - Board Mount MAX250 TRANS 1.5KVDC 2.5MH DIP	Datasheet	90In Stock 1.300Expected 05/04/2027	Rp69.164,42 Rp53.753,78 Rp46.598,84 Rp44.397,32 Rp44.213,86	Min.: 1 Mult.: 1						SMD/SMT			10.16 mm	8.99 mm	9.79 mm	78485
Power Transformers - Board Mount 78250JC-R Murata Power Solutions 1: Rp73.384,00 284In Stock 500Expected 05/04/2027	Mfr. Part No. 78250JC-R Mouser Part No 580-78250JC-R	Murata Power Solutions	Power Transformers - Board Mount Learn More about Murata Power Solutions Murata78250J	Datasheet	284In Stock 500Expected 05/04/2027	Cut Tape Rp73.384,00 Rp66.412,52 Rp59.991,42 Rp58.156,82 Reel Rp52.102,64 View Rp56.322,22 Rp55.038,00 Rp49.901,12 Rp48.616,90 MouseReel Available	Min.: 1 Mult.: 1 : 500					300 mA	SMD/SMT			12.7 mm	9 mm	6.35 mm	78250
Power Transformers - Board Mount MAX250 TRANS 4KVDC 2.5MH DIP 78250VC Murata Power Solutions 1: Rp92.647,30 20In Stock	Mfr. Part No. 78250VC Mouser Part No 580-78250VC	Murata Power Solutions	Power Transformers - Board Mount MAX250 TRANS 4KVDC 2.5MH DIP Learn More about Murata Power Solutions Murata78250J	Datasheet	20In Stock	Rp92.647,30 Rp79.254,72 Rp76.135,90 Rp69.898,26 View Rp68.430,58 Rp62.376,40 Rp61.275,64 Rp60.725,26	Min.: 1 Mult.: 1						Through Hole			9.52 mm	9 mm	6.35 mm	78250
Power Transformers - Board Mount TFMR 1:2.27 SM MAX253 MAXIM 78253/35JC Murata Power Solutions 1: Rp69.164,42 311In Stock	Mfr. Part No. 78253/35JC Mouser Part No 580-78253/35JC	Murata Power Solutions	Power Transformers - Board Mount TFMR 1:2.27 SM MAX253 MAXIM Learn More about Murata Power Solutions Murata78253J	Datasheet	311In Stock	Rp69.164,42 Rp62.743,32 Rp56.322,22 Rp51.001,88 View Rp49.901,12 Rp48.800,36 Rp47.699,60 Rp46.782,30	Min.: 1 Mult.: 1		3.3 V	5 V	500 mW	100 mA	SMD/SMT	Single Primary Winding	Single Secondary Winding	9.52 mm	9 mm	6.35 mm	78253
Power Transformers - Board Mount SM TRANSFORMER 78253/55JC Murata Power Solutions 1: Rp73.384,00 50In Stock 1.500On Order	Mfr. Part No. 78253/55JC Mouser Part No 580-78253/55JC	Murata Power Solutions	Power Transformers - Board Mount SM TRANSFORMER Learn More about Murata Power Solutions Murata78253J	Datasheet	50In Stock 1.500On Order On Order Ship Dates Mfr. No: 78253/55JC Stock: 50 Can Dispatch Immediately On Order: 100 Expected 23/11/2026 450 Expected 05/04/2027 300 Expected 12/04/2027 650 Expected 19/04/2027 Factory Lead Time: 8 Weeks	Rp73.384,00 Rp62.743,32 Rp58.156,82 Rp53.386,86 View Rp51.919,18 Rp51.001,88	Min.: 1 Mult.: 1		5 V	5 V	1 W	200 mA	SMD/SMT	Single Primary Winding	Single Secondary Winding	9.52 mm	9 mm	6.35 mm	78253
Power Transformers - Board Mount DIP TRANS 4KVDC 5V/5V IN/OUT 78253/55VC Murata Power Solutions 1: Rp92.647,30 199In Stock	Mfr. Part No. 78253/55VC Mouser Part No 580-7825355VC	Murata Power Solutions	Power Transformers - Board Mount DIP TRANS 4KVDC 5V/5V IN/OUT Learn More about Murata Power Solutions Murata78253J	Datasheet	199In Stock	Rp92.647,30 Rp79.254,72 Rp76.135,90 Rp73.567,46 View Rp71.365,94 Rp68.430,58 Rp66.229,06 Rp64.211,00 Rp62.926,78	Min.: 1 Mult.: 1		5 V	5 V	1 W	200 mA	Through Hole	Single Primary Winding	Single Secondary Winding	9.52 mm	9 mm	6.35 mm	78253
Power Transformers - Board Mount MDL SIN 2.5GPP 1:1 4KV FUNCTUNIONAL SMD HX4019NL Pulse Electronics 1: Rp255.376,32 102In Stock 200Expected 29/10/2026	Mfr. Part No. HX4019NL Mouser Part No 673-HX4019NL	Pulse Electronics	Power Transformers - Board Mount MDL SIN 2.5GPP 1:1 4KV FUNCTUNIONAL SMD Learn More about Pulse Electronics pulse ethernet transformers	Datasheet	102In Stock 200Expected 29/10/2026	Rp255.376,32 Rp231.343,06 Rp218.500,86 Rp210.245,16 View Rp193.733,76 Rp192.449,54	Min.: 1 Mult.: 1	POE - Power Over Ethernet Transformers	57 V		60 W		PCB Mount	Single Primary Winding	Dual Secondary Winding	18.16 mm	12.2 mm	6.6 mm	HX
Power Transformers - Board Mount Ethernet Trans/Choke SP 10G BaseT SMT HX7137NL Pulse Electronics 1: Rp318.670,02 21In Stock	Mfr. Part No. HX7137NL Mouser Part No 673-HX7137NL	Pulse Electronics	Power Transformers - Board Mount Ethernet Trans/Choke SP 10G BaseT SMT	Datasheet	21In Stock	Rp318.670,02 Rp277.758,44 Rp266.200,46 Rp257.944,76 View Rp249.689,06 Rp241.433,36	Min.: 1 Mult.: 1	POE - Power Over Ethernet Transformers					PCB Mount			17.73 mm	15.24 mm	7.24 mm	HX
Power Transformers - Board Mount SMD HiFreq WireWound 234.1uH .8Ohms PA1135NLT Pulse Electronics 1: Rp65.678,68 405In Stock	Mfr. Part No. PA1135NLT Mouser Part No 673-PA1135NLT	Pulse Electronics	Power Transformers - Board Mount SMD HiFreq WireWound 234.1uH .8Ohms	Datasheet	405In Stock	Cut Tape Rp65.678,68 Rp59.441,04 Rp56.505,68 Rp54.854,54 Reel Rp48.983,82 View Rp51.001,88 Rp38.893,52 MouseReel Available	Min.: 1 Mult.: 1 : 200	POE - Power Over Ethernet Transformers			7 W					15.2 mm	13.1 mm	11.5 mm
Power Transformers - Board Mount XFMR FLYBACK EP13 SM 10 PI NPB PA1136NL Pulse Electronics 1: Rp63.844,08 107In Stock 720Expected 03/12/2026	Mfr. Part No. PA1136NL Mouser Part No 673-PA1136NL	Pulse Electronics	Power Transformers - Board Mount XFMR FLYBACK EP13 SM 10 PI NPB	Datasheet	107In Stock 720Expected 03/12/2026	Rp63.844,08 Rp57.789,90 Rp54.304,16 Rp52.653,02 View Rp48.066,52 Rp46.965,76 Rp46.231,92 Rp40.361,20 Rp40.177,74	Min.: 1 Mult.: 1	POE - Power Over Ethernet Transformers
Power Transformers - Board Mount SMD HiFreq WireWound 126uH .46Ohms PA1137NLT Pulse Electronics 1: Rp74.301,30 172In Stock 600Expected 11/12/2026	Mfr. Part No. PA1137NLT Mouser Part No 673-PA1137NLT	Pulse Electronics	Power Transformers - Board Mount SMD HiFreq WireWound 126uH .46Ohms	Datasheet	172In Stock 600Expected 11/12/2026	Cut Tape Rp74.301,30 Rp67.146,36 Rp62.743,32 Rp60.725,26 Reel Rp56.505,68 View Rp59.624,50 Rp55.221,46 Rp45.865,00 Rp45.131,16 MouseReel Available	Min.: 1 Mult.: 1 : 150	POE - Power Over Ethernet Transformers			60 W					17.7 mm	14 mm	12.7 mm	PA
Power Transformers - Board Mount SMD HiFreq WireWound 126.7uH .46Ohms PA1138NLT Pulse Electronics 1: Rp64.394,46 11In Stock 750Expected 30/10/2026	Mfr. Part No. PA1138NLT Mouser Part No 673-PA1138NLT	Pulse Electronics	Power Transformers - Board Mount SMD HiFreq WireWound 126.7uH .46Ohms	Datasheet	11In Stock 750Expected 30/10/2026	Cut Tape Rp64.394,46 Rp58.156,82 Rp55.221,46 Rp53.570,32 Reel Rp41.278,50 View Rp42.195,80 Rp39.627,36 Rp38.710,06 Rp38.343,14 MouseReel Available	Min.: 1 Mult.: 1 : 150	POE - Power Over Ethernet Transformers			60 W					14 mm	17.65 mm	12.32 mm	PA
Power Transformers - Board Mount SMD HiFreq WireWound 77.4uH .27Ohms PA1276NLT Pulse Electronics 1: Rp66.595,98 47In Stock 750Expected 01/02/2027	Mfr. Part No. PA1276NLT Mouser Part No 673-PA1276NLT	Pulse Electronics	Power Transformers - Board Mount SMD HiFreq WireWound 77.4uH .27Ohms	Datasheet	47In Stock 750Expected 01/02/2027	Cut Tape Rp66.595,98 Rp60.174,88 Rp53.937,24 Rp52.286,10 Reel Rp50.084,58 View Rp50.634,96 Rp49.717,66 Rp48.066,52 Rp46.048,46 MouseReel Available	Min.: 1 Mult.: 1 : 150	POE - Power Over Ethernet Transformers			27 W					17.65 mm	14 mm	12.7 mm	PA1276
Power Transformers - Board Mount SMD HiFreq WireWound 20.4uH .15Ohms PA1277NL Pulse Electronics 1: Rp71.916,32 7In Stock	Mfr. Part No. PA1277NL Mouser Part No 673-PA1277NL	Pulse Electronics	Power Transformers - Board Mount SMD HiFreq WireWound 20.4uH .15Ohms	Datasheet	7In Stock	Rp71.916,32 Rp65.128,30 Rp58.707,20 Rp56.505,68 View Rp54.487,62 Rp53.386,86 Rp44.764,24 Rp43.663,48 Rp43.113,10	Min.: 1 Mult.: 1	POE - Power Over Ethernet Transformers
Power Transformers - Board Mount SMD HiFreq WireWound 155uH .92Ohms PA1284NLT Pulse Electronics 1: Rp71.916,32 161In Stock	Mfr. Part No. PA1284NLT Mouser Part No 673-PA1284NLT	Pulse Electronics	Power Transformers - Board Mount SMD HiFreq WireWound 155uH .92Ohms	Datasheet	161In Stock	Cut Tape Rp71.916,32 Rp65.128,30 Rp57.789,90 Rp56.322,22 Reel Rp49.534,20 View Rp50.268,04 Rp49.350,74 Rp49.167,28 MouseReel Available	Min.: 1 Mult.: 1 : 200	POE - Power Over Ethernet Transformers			7 W					13.1 mm	15.2 mm	11.5 mm
Power Transformers - Board Mount XFMR FLYBACK EFD20 SM NPB PA1735NL Pulse Electronics 1: Rp109.158,70 65In Stock	Mfr. Part No. PA1735NL Mouser Part No 673-PA1735NL	Pulse Electronics	Power Transformers - Board Mount XFMR FLYBACK EFD20 SM NPB	Datasheet	65In Stock	Rp109.158,70 Rp96.133,04 Rp90.812,70 Rp88.060,80 View Rp82.006,62 Rp73.384,00 Rp71.732,86 Rp70.265,18 Rp69.347,88	Min.: 1 Mult.: 1	Flyback Transformers
Power Transformers - Board Mount EFD20 36V-72V Flyback SMD 60W PA1736NL Pulse Electronics 1: Rp102.554,14 168In Stock	Mfr. Part No. PA1736NL Mouser Part No 673-PA1736NL	Pulse Electronics	Power Transformers - Board Mount EFD20 36V-72V Flyback SMD 60W	Datasheet	168In Stock	Rp102.554,14 Rp88.978,10 Rp80.355,48 Rp77.603,58 View Rp74.851,68 Rp72.466,70 Rp71.365,94 Rp69.164,42	Min.: 1 Mult.: 1	Flyback Transformers					PCB Mount
Power Transformers - Board Mount EFD20 9V-36V Flyback SMD 35W PA1836NL Pulse Electronics 1: Rp107.874,48 86In Stock	Mfr. Part No. PA1836NL Mouser Part No 673-PA1836NL	Pulse Electronics	Power Transformers - Board Mount EFD20 9V-36V Flyback SMD 35W	Datasheet	86In Stock	Rp107.874,48 Rp97.967,64 Rp91.546,54 Rp84.208,14 View Rp80.172,02 Rp69.347,88 Rp68.980,96 Rp67.696,74 Rp66.962,90	Min.: 1 Mult.: 1	Flyback Transformers					PCB Mount
Power Transformers - Board Mount TRANSFORMER FLYBACK EFD20 PA1836NLT Pulse Electronics 1: Rp119.432,46 200In Stock	Mfr. Part No. PA1836NLT Mouser Part No 673-PA1836NLT	Pulse Electronics	Power Transformers - Board Mount TRANSFORMER FLYBACK EFD20	Datasheet	200In Stock	Cut Tape Rp119.432,46 Rp105.672,96 Rp101.269,92 Rp100.352,62 Reel Rp100.169,16 View Rp76.502,82 Rp75.218,60 Rp75.035,14	Min.: 1 Mult.: 1 : 100	Flyback Transformers					PCB Mount			21.84 mm	29.21 mm	11.43 mm
Power Transformers - Board Mount SMD Gate Drive 1500V Toroid 1:1:1 PA2002NLT Pulse Electronics 1: Rp46.965,76 406In Stock 2.400Expected 02/11/2026	Mfr. Part No. PA2002NLT Mouser Part No 673-PA2002NLT	Pulse Electronics	Power Transformers - Board Mount SMD Gate Drive 1500V Toroid 1:1:1 Learn More about Pulse Electronics pulse high isolation transformers	Datasheet	406In Stock 2.400Expected 02/11/2026	Cut Tape Rp46.965,76 Rp42.562,72 Rp39.810,82 Rp38.526,60 Reel Rp34.857,40 View Rp37.425,84 Rp35.958,16 Rp33.389,72 Rp32.839,34 MouseReel Available	Min.: 1 Mult.: 1 : 400	Gate Drive Transformers
Power Transformers - Board Mount EP13 33V-57V Flyback SMD 25W PA2369NL Pulse Electronics 1: Rp86.593,12 294In Stock 660Expected 01/01/2027	Mfr. Part No. PA2369NL Mouser Part No 673-PA2369NL	Pulse Electronics	Power Transformers - Board Mount EP13 33V-57V Flyback SMD 25W	Datasheet	294In Stock 660Expected 01/01/2027	Rp86.593,12 Rp65.311,76 Rp62.743,32 Rp50.268,04 View Rp46.415,38 Rp44.764,24 Rp44.397,32 Rp43.296,56 Rp43.113,10	Min.: 1 Mult.: 1	Flyback Transformers					SMD/SMT	Dual Primary Winding	Dual Secondary Winding	17 mm	13 mm	12.32 mm	PA
Power Transformers - Board Mount EP13 30V-60V Forward SMD 25.5W PA2431NL Pulse Electronics 1: Rp96.316,50 88In Stock	Mfr. Part No. PA2431NL Mouser Part No 673-PA2431NL	Pulse Electronics	Power Transformers - Board Mount EP13 30V-60V Forward SMD 25.5W	Datasheet	88In Stock	Rp96.316,50 Rp85.125,44 Rp81.639,70 Rp78.887,80 View Rp76.319,36 Rp73.200,54 Rp62.009,48 Rp60.725,26 Rp59.991,42	Min.: 1 Mult.: 1	Forward Transformers											PA