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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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Part #

Power Transformers - Board Mount MAX 253 TRANSFORMER 250UH 20V

76253/55ENC
Murata Power Solutions
1: $8.23
96In Stock
240On Order

Mfr. Part No.
76253/55ENC

Mouser Part No
580-7625355ENC

Murata Power Solutions

Power Transformers - Board Mount MAX 253 TRANSFORMER 250UH 20V

Datasheet

96In Stock

240On Order

$8.23

$7.25

$7.22

$6.09

View

Min.: 1
Mult.: 1

5 V

Through Hole

15 mm

12 mm

76253/XXENC

Power Transformers - Board Mount ADM2485 TRANSFORMER 1:2.2 TH

782485/35C
Murata Power Solutions
1: $2.79
2In Stock
1,950On 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

2In Stock

1,950On Order

$2.79

$2.39

$2.26

$2.08

View

Min.: 1
Mult.: 1

Through Hole

9.77 mm

9.14 mm

6.35 mm

78485

Power Transformers - Board Mount ADM2485 TRANSFORMER 1:1.5 TH

782485/55C
Murata Power Solutions
1: $2.79
37In Stock
4,450On Order

Mfr. Part No.
782485/55C

Mouser Part No
580-782485/55C

Murata Power Solutions

Power Transformers - Board Mount ADM2485 TRANSFORMER 1:1.5 TH

Datasheet

37In Stock

4,450On Order

$2.79

$2.53

$2.34

$2.07

View

Min.: 1
Mult.: 1

Through Hole

9.77 mm

9.14 mm

6.35 mm

78485

Power Transformers - Board Mount

78250JC-R
Murata Power Solutions
1: $5.44
490In Stock

Mfr. Part No.
78250JC-R

Mouser Part No
580-78250JC-R

Murata Power Solutions

Power Transformers - Board Mount

Learn More

Datasheet

490In Stock

Cut Tape

$5.44

$4.92

$4.45

$4.31

Reel

$3.81

View

MouseReel Available

Min.: 1
Mult.: 1

: 500

300 mA

SMD/SMT

12.7 mm

9 mm

6.35 mm

78250

Power Transformers - Board Mount SM TRANSFORMER

78253/55JC
Murata Power Solutions
1: $5.44
285In Stock
100Expected 23/11/2026

Mfr. Part No.
78253/55JC

Mouser Part No
580-78253/55JC

Murata Power Solutions

Power Transformers - Board Mount SM TRANSFORMER

Learn More

Datasheet

285In Stock

100Expected 23/11/2026

$5.44

$4.87

$4.64

$3.82

View

Min.: 1
Mult.: 1

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 Max 253 TX 3.3v input 5v out DIP

78253/35C
Murata Power Solutions
1: $6.16
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

Datasheet

40In Stock

$6.16

$5.07

$4.56

$4.03

View

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 1:2.14 TRN 110/550 UH

78253/35VC
Murata Power Solutions
1: $6.49
212In Stock

Mfr. Part No.
78253/35VC

Mouser Part No
580-7825335VC

Murata Power Solutions

Power Transformers - Board Mount 1:2.14 TRN 110/550 UH

Learn More

Datasheet

212In Stock

$6.49

$5.70

$5.47

$5.05

View

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 DIP TRANS 4KVDC 5V/5V IN/OUT

78253/55VC
Murata Power Solutions
1: $6.49
249In 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

Datasheet

249In Stock

$6.49

$5.70

$5.47

$5.29

View

Min.: 1
Mult.: 1

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 BMS Transformer/CMC, 12PIN, DUAL, 4.3k VDC

SM91501ALO-E
Bourns
1: $5.63
529In Stock
2,000Expected 19/10/2026

Mfr. Part No.
SM91501ALO-E

Mouser Part No
652-SM91501ALO-E

Bourns

Power Transformers - Board Mount BMS Transformer/CMC, 12PIN, DUAL, 4.3k VDC

Learn More

Datasheet

529In Stock

2,000Expected 19/10/2026

Cut Tape

$5.63

$5.10

$4.76

$4.61

View

Reel

$3.58

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

BMS Transformers

PCB Mount

Single Primary Winding

Single Secondary Winding

14.81 mm

11.68 mm

4.87 mm

SM91501ALO

Power Transformers - Board Mount Ethernet Trans/Choke SP 10G BaseT SMT

HX7137NL
Pulse Electronics
1: $22.71
46In Stock

Mfr. Part No.
HX7137NL

Mouser Part No
673-HX7137NL

Pulse Electronics

Power Transformers - Board Mount Ethernet Trans/Choke SP 10G BaseT SMT

Datasheet

46In Stock

$22.71

$19.98

$19.15

$18.55

View

Min.: 1
Mult.: 1

POE - Power Over Ethernet Transformers

PCB Mount

17.73 mm

15.24 mm

7.24 mm

Power Transformers - Board Mount SMD HiFreq WireWound 253.4uH .42Ohms

PA1133NLT
Pulse Electronics
1: $4.87
67In Stock
800Expected 2/10/2026

Mfr. Part No.
PA1133NLT

Mouser Part No
673-PA1133NLT

Pulse Electronics

Power Transformers - Board Mount SMD HiFreq WireWound 253.4uH .42Ohms

Datasheet

67In Stock

800Expected 2/10/2026

Cut Tape

$4.87

$4.41

$4.19

$4.07

Reel

$3.20

View

Min.: 1
Mult.: 1

: 200

POE - Power Over Ethernet Transformers

Power Transformers - Board Mount SMD HiFreq WireWound 253.4uH .42Ohms

PA1134NLT
Pulse Electronics
1: $4.87
509In Stock
800Expected 17/2/2027

Mfr. Part No.
PA1134NLT

Mouser Part No
673-PA1134NLT

Pulse Electronics

Power Transformers - Board Mount SMD HiFreq WireWound 253.4uH .42Ohms

Datasheet

509In Stock

800Expected 17/2/2027

Cut Tape

$4.87

$4.41

$4.19

$4.07

Reel

$3.24

View

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 SMD HiFreq WireWound 234.1uH .8Ohms

PA1135NLT
Pulse Electronics
1: $4.87
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

$4.87

$4.41

$4.19

$4.07

Reel

$3.63

View

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: $4.73
132In Stock

Mfr. Part No.
PA1136NL

Mouser Part No
673-PA1136NL

Pulse Electronics

Power Transformers - Board Mount XFMR FLYBACK EP13 SM 10 PI NPB

Datasheet

132In Stock

$4.73

$4.28

$4.03

$3.90

View

Min.: 1
Mult.: 1

POE - Power Over Ethernet Transformers

Power Transformers - Board Mount SMD HiFreq WireWound 126.7uH .46Ohms

PA1138NLT
Pulse Electronics
1: $4.77
194In Stock
750Expected 9/12/2026

Mfr. Part No.
PA1138NLT

Mouser Part No
673-PA1138NLT

Pulse Electronics

Power Transformers - Board Mount SMD HiFreq WireWound 126.7uH .46Ohms

Datasheet

194In Stock

750Expected 9/12/2026

Cut Tape

$4.77

$4.31

$4.09

$3.97

Reel

$3.05

View

MouseReel Available

Min.: 1
Mult.: 1

: 150

POE - Power Over Ethernet Transformers

60 W

14 mm

17.65 mm

12.32 mm

Power Transformers - Board Mount SMD HiFreq WireWound 77.4uH .27Ohms

PA1276NLT
Pulse Electronics
1: $4.94
67In Stock
750Expected 1/2/2027

Mfr. Part No.
PA1276NLT

Mouser Part No
673-PA1276NLT

Pulse Electronics

Power Transformers - Board Mount SMD HiFreq WireWound 77.4uH .27Ohms

Datasheet

67In Stock

750Expected 1/2/2027

Cut Tape

$4.94

$4.46

$4.11

$3.98

Reel

$3.43

View

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: $5.03
67In Stock

Mfr. Part No.
PA1277NL

Mouser Part No
673-PA1277NL

Pulse Electronics

Power Transformers - Board Mount SMD HiFreq WireWound 20.4uH .15Ohms

Datasheet

67In Stock

$5.03

$4.56

$4.23

$4.07

View

Min.: 1
Mult.: 1

POE - Power Over Ethernet Transformers

Power Transformers - Board Mount SMD HiFreq WireWound 155uH .92Ohms

PA1284NLT
Pulse Electronics
1: $5.03
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

$5.03

$4.84

$4.46

$4.32

Reel

$3.81

View

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: $8.09
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

$8.09

$7.13

$6.73

$6.53

View

Min.: 1
Mult.: 1

Flyback Transformers

Power Transformers - Board Mount XFMR FLYBACK EFD20 SM NPB

PA1735NLT
Pulse Electronics
1: $8.26
47In Stock

Mfr. Part No.
PA1735NLT

Mouser Part No
673-PA1735NLT

Pulse Electronics

Power Transformers - Board Mount XFMR FLYBACK EFD20 SM NPB

Datasheet

47In Stock

Cut Tape

$8.26

$7.30

$6.77

Reel

$6.70

$5.66

View

Min.: 1
Mult.: 1

: 100

Flyback Transformers

Power Transformers - Board Mount EFD20 36V-72V Flyback SMD 60W

PA1736NL
Pulse Electronics
1: $7.17
172In Stock

Mfr. Part No.
PA1736NL

Mouser Part No
673-PA1736NL

Pulse Electronics

Power Transformers - Board Mount EFD20 36V-72V Flyback SMD 60W

Datasheet

172In Stock

$7.17

$6.34

$6.00

$5.81

View

Min.: 1
Mult.: 1

Flyback Transformers

PCB Mount

Power Transformers - Board Mount TRANSFORMER FLYBACK EFD20

PA1836NLT
Pulse Electronics
1: $8.85
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

$8.85

$7.83

$7.51

$7.44

Reel

$7.43

View

Min.: 1
Mult.: 1

: 100

Flyback Transformers

PCB Mount

21.84 mm

29.21 mm

11.43 mm

Power Transformers - Board Mount 1:1 GATE DRIVE TRANSFORMER

PA2007NLT
Pulse Electronics
1: $2.98
393In Stock
1,200Expected 6/11/2026

Mfr. Part No.
PA2007NLT

Mouser Part No
673-PA2007NLT

Pulse Electronics

Power Transformers - Board Mount 1:1 GATE DRIVE TRANSFORMER

Learn More

Datasheet

393In Stock

1,200Expected 6/11/2026

Cut Tape

$2.98

$2.73

Reel

$2.33

$2.01

Min.: 1
Mult.: 1

: 400

Gate Drive Transformers

PCB Mount

9.02 mm

8.64 mm

7.62 mm

Power Transformers - Board Mount EP13 30V-60V Forward SMD 25.5W

PA2431NL
Pulse Electronics
1: $7.14
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

$7.14

$6.31

$6.05

$5.85

View

Min.: 1
Mult.: 1

Forward Transformers

Power Transformers - Board Mount EP13 37V-57V Flyback SMD 24.8W

PA2466NL
Pulse Electronics
1: $4.43
18In Stock

Mfr. Part No.
PA2466NL

Mouser Part No
673-PA2466NL

Pulse Electronics

Power Transformers - Board Mount EP13 37V-57V Flyback SMD 24.8W

Datasheet

18In Stock

$4.43

$4.01

$3.79

$3.67

View

Min.: 1
Mult.: 1

Flyback Transformers

Power Transformers - Board Mount

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AMSECO
Bel
Bel Power Solutions
Bourns
Cinch Connectivity Solutions
Coilcraft
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Analog Modem Transformers
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High Isolation Power Transformers
Isolation Transformer
Isolation Transformers

2 V to 5.5 V
2.5 V to 3.5 V
3 V to 24 V
3 V to 3.6 V
3 V to 5.2 V
3 V to 6 V
3.3 V
3.3 VDC
4 V to 8 V
4.5 V to 5.5 V
4.5 VDC to 12 VDC, 12 VDC to 65 VDC
5 V
5 V to 32 V
5 VDC
6 V
6 V to 12.6 V
6 V to 18 V
6 V to 9 V
7 V to 24 V
7 V to 26 V

- 200 V, 200 V
- 150 V, 150 V
- 17.5 V, 17.5 V
- 15 V, - 7.5 V, 7.5 V, 15 V
- 15 V, 15 V
- 12 V, 12 V
- 12 V, 12 V, 24 V
- 12 V, 5 V, 12 V
- 10 V, - 5 V, 5 V, 10 V
- 9 VDC, 15 VDC
- 7 V, - 5 V, 5 V, 7 V
- 7 V, 7 V
- 5 V, - 5 V, 12 V, 12 V
- 5 V, 15 V
- 5 V, 5 V
- 5 V, 5 V, 15 V
- 5 V, 5 V, 24 V
- 5 V, 7 V
1.8 V
1.8 V/3.3 V/7 V

40 mW
100 mW
150 mW
300 mW
500 mVA
500 mW
600 mW
700 mW
800 mW
900 mW
1 VA
1 W
1.1 VA
1.1 W
1.2 VA
1.2 W
1.3 W
1.4 W
1.5 VA
1.5 W

1 mA
1 mA, 1 mA
2 mA, 2 mA
5 mA, 30 mA
8 mA
8 mA/16 mA
9 mA/18 mA
10 mA
10 mA, 1.1 A
10 mA, 5.25 A
10 mA/20 mA
15 mA
15 mA/30 mA
18 mA/36 mA
20 mA
20 mA, 20 mA, 100 mA
20 mA, 40 mA, 40 mA
20 mA, 40 mA, 50 mA
20 mA, 700 mA
20 mA/40 mA

6.6 mm
6.73 mm
7 mm
7.1 mm
7.14 mm
7.62 mm
7.87 mm
8 mm
8.1 mm
8.12 mm
8.13 mm
8.2 mm
8.26 mm
8.3 mm
8.35 mm
8.38 mm
8.6 mm
8.64 mm
9.02 mm
9.1 mm

1.5 mm
6.55 mm
6.6 mm
6.73 mm
6.8 mm
6.91 mm
6.93 mm
7 mm
7.1 mm
7.11 mm
7.14 mm
7.37 mm
7.5 mm
7.68 mm
8 mm
8.13 mm
8.26 mm
8.3 mm
8.38 mm
8.5 mm

1.98 mm
2.08 mm
2.2 mm
3.56 mm
3.75 mm
3.8 mm
4 mm
4.05 mm
4.1 mm
4.14 mm
4.19 mm
4.2 mm
4.25 mm
4.74 mm
4.85 mm
4.87 mm
4.95 mm
5 mm
5.08 mm
5.1 mm

160
161
162
164
183
185
229
78250
78253
78485
130190
782100
782482
14A
1650P
226-227-228
3FD
3FL
3FS
76250ENC