DC/DC Converters - Through Hole – Mouser United Kingdom

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MHFS3 / MHFW3 3W Isolated DC-DC Converters

Cosel MHFS3 / MHFW3 3W Isolated DC-DC Converters are single- and dual-output devices in a standard SIP8 footprint that provides 2xMOOP for medical electrical equipment. The series features 3KV_AC I/O isolation voltage, built-in remote on/off, and adjustable external output voltage. Cosel MHF DC-DC converters include multiple safety-agency approvals and come with a five-year warranty.

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Part #

DC/DC Converters - Through Hole 3W 4.5-18Vin 15V .2A SIP

MHFS31215
Cosel
1: £17.29
29In Stock

Mfr. Part No.
MHFS31215

Mouser Part No
436-MHFS31215

Cosel

DC/DC Converters - Through Hole 3W 4.5-18Vin 15V .2A SIP

Learn More

Datasheet

29In Stock

£17.29

£15.77

£15.60

£15.39

£15.31

Min.: 1
Mult.: 1

Isolated

1 Output

3 W

4.5 V

18 V

15 V

200 mA

4.2 kV

SIP-8

22 mm (0.866 in)

12 mm (0.472 in)

9.5 mm (0.374 in)

Industrial

DC/DC Converters - Through Hole 2.64W 4.5-18Vin 3.3V 0.8A SIP

MHFS3123R3
Cosel
1: £19.39
5In Stock

Mfr. Part No.
MHFS3123R3

Mouser Part No
436-MHFS3123R3

Cosel

DC/DC Converters - Through Hole 2.64W 4.5-18Vin 3.3V 0.8A SIP

Learn More

Datasheet

5In Stock

£19.39

£18.98

£18.97

£18.96

Min.: 1
Mult.: 1

Isolated

1 Output

2.64 W

4.5 V

18 V

3.3 V

800 mA

4.2 kV

SIP-8

22 mm (0.866 in)

12 mm (0.472 in)

9.5 mm (0.374 in)

Industrial

DC/DC Converters - Through Hole 2.97W 9-36Vin 9V 0.33A SIP

MHFS32409
Cosel
1: £19.39
12In Stock

Mfr. Part No.
MHFS32409

Mouser Part No
436-MHFS32409

Cosel

DC/DC Converters - Through Hole 2.97W 9-36Vin 9V 0.33A SIP

Learn More

Datasheet

12In Stock

£19.39

£19.38

£19.36

£18.97

Min.: 1
Mult.: 1

Isolated

1 Output

2.97 W

9 V

36 V

9 V

330 mA

4.2 kV

SIP-8

22 mm (0.866 in)

12 mm (0.472 in)

9.5 mm (0.374 in)

Industrial

DC/DC Converters - Through Hole 2.64W 9-36Vin 3.3V 0.8A SIP

MHFS3243R3
Cosel
1: £19.01
5In Stock

Mfr. Part No.
MHFS3243R3

Mouser Part No
436-MHFS3243R3

Cosel

DC/DC Converters - Through Hole 2.64W 9-36Vin 3.3V 0.8A SIP

Learn More

Datasheet

5In Stock

£19.01

£18.96

£18.91

£18.90

Min.: 1
Mult.: 1

Isolated

1 Output

2.64 W

9 V

36 V

3.3 V

800 mA

4.2 kV

SIP-8

22 mm (0.866 in)

12 mm (0.472 in)

9.5 mm (0.374 in)

Industrial

DC/DC Converters - Through Hole 3W 18-76Vin 5V 0.6A SIP

MHFS34805
Cosel
1: £19.75
4In Stock
3Expected 17/08/2026

Mfr. Part No.
MHFS34805

Mouser Part No
436-MHFS34805

Cosel

DC/DC Converters - Through Hole 3W 18-76Vin 5V 0.6A SIP

Learn More

Datasheet

4In Stock

3Expected 17/08/2026

£19.75

£18.35

£18.32

£17.93

View

Min.: 1
Mult.: 1

Isolated

1 Output

3 W

18 V

76 V

5 V

600 mA

4.2 kV

SIP-8

22 mm (0.866 in)

12 mm (0.472 in)

9.5 mm (0.374 in)

Industrial

DC/DC Converters - Through Hole 2.97W 18-76Vin 9V 0.33A SIP

MHFS34809
Cosel
1: £19.74
14In Stock

Mfr. Part No.
MHFS34809

Mouser Part No
436-MHFS34809

Cosel

DC/DC Converters - Through Hole 2.97W 18-76Vin 9V 0.33A SIP

Learn More

Datasheet

14In Stock

£19.74

£19.01

£18.70

£17.93

View

Min.: 1
Mult.: 1

Isolated

1 Output

2.97 W

18 V

76 V

9 V

330 mA

4.2 kV

SIP-8

22 mm (0.866 in)

12 mm (0.472 in)

9.5 mm (0.374 in)

Industrial

DC/DC Converters - Through Hole 3W 18-76Vin 12V .25A SIP

MHFS34812
Cosel
1: £18.94
3In Stock

Mfr. Part No.
MHFS34812

Mouser Part No
436-MHFS34812

Cosel

DC/DC Converters - Through Hole 3W 18-76Vin 12V .25A SIP

Learn More

Datasheet

3In Stock

£18.94

£18.32

£17.93

£17.64

View

Min.: 1
Mult.: 1

Isolated

1 Output

3 W

18 V

76 V

12 V

250 mA

4.2 kV

SIP-8

22 mm (0.866 in)

12 mm (0.472 in)

9.5 mm (0.374 in)

Industrial

DC/DC Converters - Through Hole 3W 18-76Vin 15V 0.2A SIP

MHFS34815
Cosel
1: £19.12
20In Stock

Mfr. Part No.
MHFS34815

Mouser Part No
436-MHFS34815

Cosel

DC/DC Converters - Through Hole 3W 18-76Vin 15V 0.2A SIP

Learn More

Datasheet

20In Stock

£19.12

£18.40

£18.13

£17.93

View

Min.: 1
Mult.: 1

Isolated

1 Output

3 W

18 V

76 V

15 V

200 mA

4.2 kV

SIP-8

22 mm (0.866 in)

12 mm (0.472 in)

9.5 mm (0.374 in)

Industrial

DC/DC Converters - Through Hole 2.64W 18-76Vin 3.3V 0.8A SIP

MHFS3483R3
Cosel
1: £17.43
17In Stock

Mfr. Part No.
MHFS3483R3

Mouser Part No
436-MHFS3483R3

Cosel

DC/DC Converters - Through Hole 2.64W 18-76Vin 3.3V 0.8A SIP

Learn More

Datasheet

17In Stock

£17.43

£16.77

Min.: 1
Mult.: 1

Isolated

1 Output

2.64 W

18 V

76 V

3.3 V

800 mA

4.2 kV

SIP-8

22 mm (0.866 in)

12 mm (0.472 in)

9.5 mm (0.374 in)

Industrial

DC/DC Converters - Through Hole 4.5-18Vin 6W 15V 0.4A

MHFS61215
Cosel
1: £27.89
6In Stock Restricted Availability

Mfr. Part No.
MHFS61215

Mouser Part No
436-MHFS61215

Cosel

DC/DC Converters - Through Hole 4.5-18Vin 6W 15V 0.4A

Learn More

Datasheet

6In Stock

£27.89

£27.88

£27.33

£27.32

View

Min.: 1
Mult.: 1

Restricted Availability

Isolated

1 Output

6 W

4.5 V

18 V

15 V

400 mA

3 kV

SIP-8

26 mm (1.024 in)

12 mm (0.472 in)

9.5 mm (0.374 in)

Medical

DC/DC Converters - Through Hole 9-36Vin 6W 5V 1.2A

MHFS62405
Cosel
1: £27.88
3In Stock Restricted Availability
12Expected 12/01/2027

Mfr. Part No.
MHFS62405

Mouser Part No
436-MHFS62405

Cosel

DC/DC Converters - Through Hole 9-36Vin 6W 5V 1.2A

Learn More

Datasheet

3In Stock

12Expected 12/01/2027

£27.88

£27.33

£27.32

£27.10

View

Min.: 1
Mult.: 1

Restricted Availability

Isolated

1 Output

6 W

9 V

36 V

5 V

1.2 A

3 kV

SIP-8

26 mm (1.024 in)

12 mm (0.472 in)

9.5 mm (0.374 in)

Medical

DC/DC Converters - Through Hole 9-36Vin 5.94W 9V 0.66A

MHFS62409
Cosel
1: £28.13
1In Stock Restricted Availability

Mfr. Part No.
MHFS62409

Mouser Part No
436-MHFS62409

Cosel

DC/DC Converters - Through Hole 9-36Vin 5.94W 9V 0.66A

Datasheet

1In Stock

£28.13

£27.73

£27.12

£26.72

View

Min.: 1
Mult.: 1

Restricted Availability

Isolated

1 Output

6 W

4.5 V

18 V

9 V

660 mA

3 kV

SIP-8

26 mm (1.024 in)

12 mm (0.472 in)

9.5 mm (0.374 in)

Medical

DC/DC Converters - Through Hole 9-36Vin 6W 12V 0.5A

MHFS62412
Cosel
1: £27.88
1In Stock Restricted Availability
7Expected 04/11/2026

Mfr. Part No.
MHFS62412

Mouser Part No
436-MHFS62412

Cosel

DC/DC Converters - Through Hole 9-36Vin 6W 12V 0.5A

Learn More

Datasheet

1In Stock

7Expected 04/11/2026

£27.88

£27.87

£27.33

£27.32

View

Min.: 1
Mult.: 1

Restricted Availability

Isolated

1 Output

6 W

9 V

36 V

12 V

500 mA

3 kV

SIP-8

26 mm (1.024 in)

12 mm (0.472 in)

9.5 mm (0.374 in)

Medical

DC/DC Converters - Through Hole 9-36Vin 6W 15V 0.4A

MHFS62415
Cosel
1: £25.97
31In Stock Restricted Availability

Mfr. Part No.
MHFS62415

Mouser Part No
436-MHFS62415

Cosel

DC/DC Converters - Through Hole 9-36Vin 6W 15V 0.4A

Learn More

Datasheet

31In Stock

£25.97

£25.95

£25.55

£24.95

View

Min.: 1
Mult.: 1

Restricted Availability

Isolated

1 Output

6 W

9 V

36 V

15 V

400 mA

3 kV

SIP-8

26 mm (1.024 in)

12 mm (0.472 in)

9.5 mm (0.374 in)

Medical

DC/DC Converters - Through Hole 18-76Vin 6W 12V 0.5A

MHFS64812
Cosel
1: £27.88
10In Stock Restricted Availability

Mfr. Part No.
MHFS64812

Mouser Part No
436-MHFS64812

Cosel

DC/DC Converters - Through Hole 18-76Vin 6W 12V 0.5A

Learn More

Datasheet

10In Stock

£27.88

£27.30

£27.10

£26.84

Quote

Min.: 1
Mult.: 1

Restricted Availability

Isolated

1 Output

6 W

18 V

76 V

12 V

500 mA

3 kV

SIP-8

26 mm (1.024 in)

12 mm (0.472 in)

9.5 mm (0.374 in)

Medical

DC/DC Converters - Through Hole 18-76Vin 6W 15V 0.4A

MHFS64815
Cosel
1: £27.88
18In Stock Restricted Availability

Mfr. Part No.
MHFS64815

Mouser Part No
436-MHFS64815

Cosel

DC/DC Converters - Through Hole 18-76Vin 6W 15V 0.4A

Learn More

Datasheet

18In Stock

£27.88

£27.33

£27.32

£27.10

View

Min.: 1
Mult.: 1

Restricted Availability

Isolated

1 Output

6 W

18 V

76 V

15 V

400 mA

3 kV

SIP-8

26 mm (1.024 in)

12 mm (0.472 in)

9.5 mm (0.374 in)

Medical

DC/DC Converters - Through Hole 18-76Vin 5.28W 3.3V 1.6A

MHFS6483R3
Cosel
1: £27.89
8In Stock Restricted Availability

Mfr. Part No.
MHFS6483R3

Mouser Part No
436-MHFS6483R3

Cosel

DC/DC Converters - Through Hole 18-76Vin 5.28W 3.3V 1.6A

Learn More

Datasheet

8In Stock

£27.89

£27.88

£27.33

£27.32

View

Min.: 1
Mult.: 1

Restricted Availability

Isolated

1 Output

6 W

18 V

76 V

3.3 V

1.6 A

3 kV

SIP-8

26 mm (1.024 in)

12 mm (0.472 in)

9.5 mm (0.374 in)

Medical

DC/DC Converters - Through Hole 3.12W4.5-18Vin+/-12V or 24V 0.13A SIP

MHFW31212
Cosel
1: £19.19
4In Stock

Mfr. Part No.
MHFW31212

Mouser Part No
436-MHFW31212

Cosel

DC/DC Converters - Through Hole 3.12W4.5-18Vin+/-12V or 24V 0.13A SIP

Learn More

Datasheet

4In Stock

£19.19

£18.63

£18.32

£17.93

View

Min.: 1
Mult.: 1

Isolated

2 Output

3.12 W

4.5 V

18 V

12 V

130 mA

- 12 V

130 mA

4.2 kV

SIP-8

22 mm (0.866 in)

12 mm (0.472 in)

9.5 mm (0.374 in)

Industrial

DC/DC Converters - Through Hole 3W 4.5-18Vin +/-15V or 30V 0.1A SIP

MHFW31215
Cosel
1: £19.19
3In Stock

Mfr. Part No.
MHFW31215

Mouser Part No
436-MHFW31215

Cosel

DC/DC Converters - Through Hole 3W 4.5-18Vin +/-15V or 30V 0.1A SIP

Learn More

Datasheet

3In Stock

£19.19

£18.63

£18.32

£17.93

View

Min.: 1
Mult.: 1

Isolated

2 Output

3 W

4.5 V

18 V

15 V

100 mA

- 15 V

100 mA

4.2 kV

SIP-8

22 mm (0.866 in)

12 mm (0.472 in)

9.5 mm (0.374 in)

Industrial

DC/DC Converters - Through Hole 3.12W 9-36Vin +/-12V or 24V 0.13A SIP

MHFW32412
Cosel
1: £19.19
1In Stock
27On Order

Mfr. Part No.
MHFW32412

Mouser Part No
436-MHFW32412

Cosel

DC/DC Converters - Through Hole 3.12W 9-36Vin +/-12V or 24V 0.13A SIP

Learn More

Datasheet

1In Stock

27On Order

£19.19

£18.37

£18.03

£17.93

View

Min.: 1
Mult.: 1

Isolated

2 Output

3.12 W

9 V

36 V

12 V

130 mA

- 12 V

130 mA

4.2 kV

SIP-8

22 mm (0.866 in)

12 mm (0.472 in)

9.5 mm (0.374 in)

Industrial

DC/DC Converters - Through Hole 3W 9-36Vin +/-15V or 30V 0.1A SIP

MHFW32415
Cosel
1: £19.19
21In Stock

Mfr. Part No.
MHFW32415

Mouser Part No
436-MHFW32415

Cosel

DC/DC Converters - Through Hole 3W 9-36Vin +/-15V or 30V 0.1A SIP

Learn More

Datasheet

21In Stock

£19.19

£18.37

£18.03

£17.66

View

Min.: 1
Mult.: 1

Isolated

2 Output

3 W

9 V

36 V

15 V

100 mA

- 15 V

100 mA

4.2 kV

SIP-8

22 mm (0.866 in)

12 mm (0.472 in)

9.5 mm (0.374 in)

Industrial

DC/DC Converters - Through Hole 3.12W18-76Vin +/-12V or 24V 0.13A SIP

MHFW34812
Cosel
1: £17.25
2In Stock

Mfr. Part No.
MHFW34812

Mouser Part No
436-MHFW34812

Cosel

DC/DC Converters - Through Hole 3.12W18-76Vin +/-12V or 24V 0.13A SIP

Learn More

Datasheet

2In Stock

£17.25

£16.71

£16.16

£15.93

View

Min.: 1
Mult.: 1

Isolated

2 Output

3.12 W

18 V

76 V

12 V

130 mA

- 12 V

130 mA

4.2 kV

SIP-8

22 mm (0.866 in)

12 mm (0.472 in)

9.5 mm (0.374 in)

Industrial

DC/DC Converters - Through Hole 3W 9-36Vin 5V 0.6A SIP

MHFS32405
Cosel
1: £19.74
103Expected 21/12/2026

Mfr. Part No.
MHFS32405

Mouser Part No
436-MHFS32405

Cosel

DC/DC Converters - Through Hole 3W 9-36Vin 5V 0.6A SIP

Learn More

Datasheet

103Expected 21/12/2026

£19.74

£19.01

£18.32

£17.93

View

Min.: 1
Mult.: 1

Isolated

1 Output

3 W

9 V

36 V

5 V

600 mA

4.2 kV

SIP-8

22 mm (0.866 in)

12 mm (0.472 in)

9.5 mm (0.374 in)

Industrial

DC/DC Converters - Through Hole 3W 4.5-18Vin 5V 0.6A SIP

MHFS31205
Cosel
1: £19.35
Non-Stocked Lead-Time 24 Weeks

Mfr. Part No.
MHFS31205

Mouser Part No
436-MHFS31205

Cosel

DC/DC Converters - Through Hole 3W 4.5-18Vin 5V 0.6A SIP

Learn More

Datasheet

Non-Stocked Lead-Time 24 Weeks

£19.35

£18.63

£18.32

£17.93

View

Min.: 1
Mult.: 1

Isolated

1 Output

3 W

4.5 V

18 V

5 V

600 mA

4.2 kV

SIP-8

22 mm (0.866 in)

12 mm (0.472 in)

9.5 mm (0.374 in)

Industrial

DC/DC Converters - Through Hole 2.97W 4.5-18Vin 9V 0.33A SIP

MHFS31209
Cosel
1: £19.35
Lead-Time 24 Weeks

Mfr. Part No.
MHFS31209

Mouser Part No
436-MHFS31209

Cosel

DC/DC Converters - Through Hole 2.97W 4.5-18Vin 9V 0.33A SIP

Learn More

Datasheet

Lead-Time 24 Weeks

£19.35

£18.63

£18.32

£17.93

View

Min.: 1
Mult.: 1

Isolated

1 Output

2.97 W

4.5 V

18 V

9 V

330 mA

4.2 kV

SIP-8

22 mm (0.866 in)

12 mm (0.472 in)

9.5 mm (0.374 in)

Industrial

MHFS3 / MHFW3 3W Isolated DC-DC Converters

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