DC/DC Converters - Through Hole – Mouser Liechtenstein

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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 2.97W 18-76Vin 9V 0.33A SIP

MHFS34809
Cosel
1: CHF 21.16
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

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Datasheet

14In Stock

CHF 21.16

CHF 20.39

CHF 20.05

CHF 19.23

View

Min.: 1
Mult.: 1

Isolated

1 Output

2.97 W

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

+ 85 C

- 40 C

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

MHFS31215
Cosel
1: CHF 20.40
23In 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

23In Stock

CHF 20.40

CHF 19.65

CHF 19.33

CHF 17.50

View

Min.: 1
Mult.: 1

Isolated

1 Output

3 W

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

+ 85 C

- 40 C

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

MHFS3123R3
Cosel
1: CHF 20.75
4In 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

4In Stock

CHF 20.75

CHF 20.19

CHF 20.07

CHF 19.84

View

Min.: 1
Mult.: 1

Isolated

1 Output

2.64 W

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

+ 85 C

- 40 C

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

MHFS32409
Cosel
1: CHF 20.75
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

CHF 20.75

CHF 20.07

CHF 19.84

CHF 19.63

View

Min.: 1
Mult.: 1

Isolated

1 Output

2.97 W

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

+ 85 C

- 40 C

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

MHFS3243R3
Cosel
1: CHF 20.75
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

CHF 20.75

CHF 20.04

CHF 19.87

CHF 19.65

View

Min.: 1
Mult.: 1

Isolated

1 Output

2.64 W

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

+ 85 C

- 40 C

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

MHFS34805
Cosel
1: CHF 21.16
7In Stock

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

7In Stock

CHF 21.16

CHF 19.97

CHF 19.65

CHF 19.23

View

Min.: 1
Mult.: 1

Isolated

1 Output

3 W

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

+ 85 C

- 40 C

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

MHFS34812
Cosel
1: CHF 20.57
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

CHF 20.57

CHF 19.97

CHF 19.65

CHF 19.23

View

Min.: 1
Mult.: 1

Isolated

1 Output

3 W

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

+ 85 C

- 40 C

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

MHFS34815
Cosel
1: CHF 20.57
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

CHF 20.57

CHF 19.81

CHF 19.49

CHF 19.23

View

Min.: 1
Mult.: 1

Isolated

1 Output

3 W

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

+ 85 C

- 40 C

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

MHFS3483R3
Cosel
1: CHF 20.57
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

CHF 20.57

CHF 19.93

CHF 19.52

CHF 18.82

View

Min.: 1
Mult.: 1

Isolated

1 Output

2.64 W

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

+ 85 C

- 40 C

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

MHFS61215
Cosel
1: CHF 29.90
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

CHF 29.90

CHF 29.31

CHF 29.30

CHF 29.10

View

Min.: 1
Mult.: 1

Restricted Availability

Isolated

1 Output

6 W

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

+ 85 C

- 40 C

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

MHFS62405
Cosel
1: CHF 29.90
2In Stock Restricted Availability
12Expected 9/11/2026

Mfr. Part No.
MHFS62405

Mouser Part No
436-MHFS62405

Cosel

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

Learn More

Datasheet

2In Stock

12Expected 9/11/2026

CHF 29.90

CHF 29.31

CHF 29.30

CHF 29.10

View

Min.: 1
Mult.: 1

Restricted Availability

Isolated

1 Output

6 W

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

+ 85 C

- 40 C

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

MHFS62409
Cosel
1: CHF 30.89
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

CHF 30.89

CHF 30.88

CHF 30.47

CHF 30.20

View

Min.: 1
Mult.: 1

Restricted Availability

Isolated

1 Output

6 W

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

+ 85 C

- 40 C

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

MHFS62412
Cosel
1: CHF 29.34
1In Stock Restricted Availability
7Expected 11/4/2026

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 11/4/2026

CHF 29.34

CHF 29.31

CHF 29.30

CHF 29.10

View

Min.: 1
Mult.: 1

Restricted Availability

Isolated

1 Output

6 W

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

+ 85 C

- 40 C

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

MHFS62415
Cosel
1: CHF 29.90
27In 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

27In Stock

CHF 29.90

CHF 28.63

CHF 28.36

CHF 28.01

View

Min.: 1
Mult.: 1

Restricted Availability

Isolated

1 Output

6 W

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

+ 85 C

- 40 C

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

MHFS64812
Cosel
1: CHF 29.90
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

CHF 29.90

CHF 29.17

CHF 29.10

CHF 28.83

View

Min.: 1
Mult.: 1

Restricted Availability

Isolated

1 Output

6 W

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

+ 85 C

- 40 C

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

MHFS64815
Cosel
1: CHF 29.90
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

CHF 29.90

CHF 29.31

CHF 29.30

CHF 29.10

View

Min.: 1
Mult.: 1

Restricted Availability

Isolated

1 Output

6 W

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

+ 85 C

- 40 C

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

MHFS6483R3
Cosel
1: CHF 29.90
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

CHF 29.90

CHF 29.31

CHF 29.30

CHF 29.10

View

Min.: 1
Mult.: 1

Restricted Availability

Isolated

1 Output

6 W

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

+ 85 C

- 40 C

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

MHFW31215
Cosel
1: CHF 20.57
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

CHF 20.57

CHF 19.97

CHF 19.65

CHF 19.23

View

Min.: 1
Mult.: 1

Isolated

2 Output

3 W

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

+ 85 C

- 40 C

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

MHFW32415
Cosel
1: CHF 20.57
11In 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

11In Stock

CHF 20.57

CHF 20.39

CHF 20.05

CHF 19.23

View

Min.: 1
Mult.: 1

Isolated

2 Output

3 W

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

+ 85 C

- 40 C

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

MHFS32405
Cosel
1: CHF 20.74
91Expected 12/21/2026

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

91Expected 12/21/2026

CHF 20.74

CHF 19.97

CHF 19.65

CHF 19.23

View

Min.: 1
Mult.: 1

Isolated

1 Output

3 W

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

+ 85 C

- 40 C

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

MHFW32412
Cosel
1: CHF 20.74
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

27On Order

CHF 20.74

CHF 19.97

CHF 19.65

CHF 19.23

View

Min.: 1
Mult.: 1

Isolated

2 Output

3.12 W

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

+ 85 C

- 40 C

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

MHFW34812
Cosel
1: CHF 18.79
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

CHF 18.79

CHF 18.19

CHF 17.88

CHF 17.50

View

Min.: 1
Mult.: 1

Isolated

2 Output

3.12 W

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

+ 85 C

- 40 C

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

MHFS31205
Cosel
1: CHF 20.74
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

CHF 20.74

CHF 19.97

CHF 19.65

CHF 19.23

View

Min.: 1
Mult.: 1

Isolated

1 Output

3 W

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

+ 85 C

- 40 C

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

MHFS31209
Cosel
1: CHF 20.74
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

CHF 20.74

CHF 19.97

CHF 19.65

CHF 19.23

View

Min.: 1
Mult.: 1

Isolated

1 Output

2.97 W

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

+ 85 C

- 40 C

DC/DC Converters - Through Hole 3W 4.5-18Vin 12V 0.25A SIP

MHFS31212
Cosel
1: CHF 20.74
Lead-Time 24 Weeks

Mfr. Part No.
MHFS31212

Mouser Part No
436-MHFS31212

Cosel

DC/DC Converters - Through Hole 3W 4.5-18Vin 12V 0.25A SIP

Learn More

Datasheet

Lead-Time 24 Weeks

CHF 20.74

CHF 19.97

CHF 19.65

CHF 19.23

View

Min.: 1
Mult.: 1

Isolated

1 Output

3 W

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

+ 85 C

- 40 C

MHFS3 / MHFW3 3W Isolated DC-DC Converters

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