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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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (GBP) Filter the results in the table by unit price based on your quantity.	Qty.	Isolation	Number of Outputs	Output Power	Output Voltage-Channel 1	Output Current-Channel 1	Output Voltage-Channel 2	Output Current-Channel 2	Isolation Voltage	Package/Case	Length	Width	Height	Industry	Maximum Operating Temperature	Minimum Operating Temperature	Series
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 about Cosel mhf dc dc converters	Datasheet	14In Stock	£19.74 £19.01 £18.70 £17.93 View £17.64 £17.35 £16.98	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	MH
DC/DC Converters - Through Hole 3W 4.5-18Vin 15V .2A SIP MHFS31215 Cosel 1: £19.03 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 about Cosel mhf dc dc converters	Datasheet	23In Stock	£19.03 £18.32 £18.03 £16.67 View £16.39 £16.12 £15.85 £15.80	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	MH
DC/DC Converters - Through Hole 2.97W 9-36Vin 9V 0.33A SIP MHFS32409 Cosel 1: £22.34 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 about Cosel mhf dc dc converters	Datasheet	12In Stock	£22.34 £21.95 £21.55 £18.58 View £18.26 £17.31 Quote	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	MH
DC/DC Converters - Through Hole 2.64W 9-36Vin 3.3V 0.8A SIP MHFS3243R3 Cosel 1: £21.87 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 about Cosel mhf dc dc converters	Datasheet	5In Stock	£21.87 £18.66 £18.41 £18.10 View £17.31 £17.29 Quote	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	MH
DC/DC Converters - Through Hole 3W 18-76Vin 5V 0.6A SIP MHFS34805 Cosel 1: £19.74 2In 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 about Cosel mhf dc dc converters	Datasheet	2In Stock	£19.74 £19.01 £18.32 £17.93 View £17.64 £17.35 £16.98	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	MH
DC/DC Converters - Through Hole 3W 18-76Vin 12V .25A SIP MHFS34812 Cosel 1: £19.19 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 about Cosel mhf dc dc converters	Datasheet	3In Stock	£19.19 £18.63 £18.32 £17.93 View £17.64 £17.35 £16.98	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	MH
DC/DC Converters - Through Hole 3W 18-76Vin 15V 0.2A SIP MHFS34815 Cosel 1: £19.19 10In 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 about Cosel mhf dc dc converters	Datasheet	10In Stock	£19.19 £18.47 £18.18 £17.93 View £17.64 £17.35 £16.98	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	MH
DC/DC Converters - Through Hole 4.5-18Vin 6W 15V 0.4A MHFS61215 Cosel 1: £31.78 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 about Cosel mhf6 dc dc converters	Datasheet	6In Stock	£31.78 £27.94 £27.71 £25.17	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	MH
DC/DC Converters - Through Hole 9-36Vin 6W 5V 1.2A MHFS62405 Cosel 1: £31.78 2In Stock Restricted Availability 12On Order	Mfr. Part No. MHFS62405 Mouser Part No 436-MHFS62405	Cosel	DC/DC Converters - Through Hole 9-36Vin 6W 5V 1.2A Learn More about Cosel mhf6 dc dc converters	Datasheet	2In Stock 12On Order	£31.78 £28.29 £27.94 £27.71 £25.17	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	MH
DC/DC Converters - Through Hole 9-36Vin 5.94W 9V 0.66A MHFS62409 Cosel 1: £28.10 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	£28.10 £27.88 £24.74	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	MH
DC/DC Converters - Through Hole 9-36Vin 6W 15V 0.4A MHFS62415 Cosel 1: £29.82 14In Stock Restricted Availability 18On Order	Mfr. Part No. MHFS62415 Mouser Part No 436-MHFS62415	Cosel	DC/DC Converters - Through Hole 9-36Vin 6W 15V 0.4A Learn More about Cosel mhf6 dc dc converters	Datasheet	14In Stock 18On Order On Order Ship Dates Mfr. No: MHFS62415 Stock: 14 Can Dispatch Immediately On Order: 7 Expected 24/02/2027 11 Expected 01/03/2027 Factory Lead Time: 24 Weeks	£29.82 £29.81 £29.80 £26.95 £25.17	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	MH
DC/DC Converters - Through Hole 18-76Vin 6W 12V 0.5A MHFS64812 Cosel 1: £31.78 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 about Cosel mhf6 dc dc converters	Datasheet	10In Stock	£31.78 £31.48 £27.05 £25.17	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	MH
DC/DC Converters - Through Hole 18-76Vin 6W 15V 0.4A MHFS64815 Cosel 1: £31.78 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 about Cosel mhf6 dc dc converters	Datasheet	18In Stock	£31.78 £31.59 £31.40 £27.71 £25.17	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	MH
DC/DC Converters - Through Hole 18-76Vin 5.28W 3.3V 1.6A MHFS6483R3 Cosel 1: £31.78 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 about Cosel mhf6 dc dc converters	Datasheet	8In Stock	£31.78 £27.94 £27.71 £25.17	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	MH
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 about Cosel mhf dc dc converters	Datasheet	3In Stock	£19.19 £18.63 £18.32 £17.93 View £17.64 £17.35 £16.98	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	MH
DC/DC Converters - Through Hole 3W 9-36Vin +/-15V or 30V 0.1A SIP MHFW32415 Cosel 1: £19.19 1In Stock 21On Order	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 about Cosel mhf dc dc converters	Datasheet	1In Stock 21On Order On Order Ship Dates Mfr. No: MHFW32415 Stock: 1 Can Dispatch Immediately On Order: 11 Expected 15/02/2027 10 Expected 05/03/2027 Factory Lead Time: 24 Weeks	£19.19 £19.01 £18.70 £17.93 View £17.64 £17.35 £16.98	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	MH
DC/DC Converters - Through Hole 3.12W18-76Vin +/-12V or 24V 0.13A SIP MHFW34812 Cosel 1: £19.76 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 about Cosel mhf dc dc converters	Datasheet	2In Stock	£19.76 £17.72 £17.41 £17.04 View £16.75 £16.48 £16.21 £16.12 Quote	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	MH
DC/DC Converters - Through Hole 3W 9-36Vin 5V 0.6A SIP MHFS32405 Cosel 1: £19.35 149On Order	Mfr. Part No. MHFS32405 Mouser Part No 436-MHFS32405	Cosel	DC/DC Converters - Through Hole 3W 9-36Vin 5V 0.6A SIP Learn More about Cosel mhf dc dc converters	Datasheet	149On Order On Order Ship Dates Mfr. No: MHFS32405 Stock: 0 On Order: 91 Expected 21/12/2026 58 Expected 16/02/2027 Factory Lead Time: 24 Weeks	£19.35 £18.63 £18.32 £17.93 View £17.64 £17.35 £16.98	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	MH
DC/DC Converters - Through Hole 9-36Vin 6W 12V 0.5A MHFS62412 Cosel 1: £28.98 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 about Cosel mhf6 dc dc converters	Datasheet	7Expected 04/11/2026	£28.98 £28.40 £27.94 £27.71 £25.17	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	MH
DC/DC Converters - Through Hole 3.12W 9-36Vin +/-12V or 24V 0.13A SIP MHFW32412 Cosel 1: £19.35 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 about Cosel mhf dc dc converters	Datasheet	27On Order On Order Ship Dates Mfr. No: MHFW32412 Stock: 0 On Order: 1 Expected 04/11/2026 10 Expected 06/11/2026 16 Expected 11/01/2027 Factory Lead Time: 24 Weeks	£19.35 £18.63 £18.32 £17.93 View £17.64 £17.35 £16.98	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	MH
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 about Cosel mhf dc dc converters	Datasheet	Non-Stocked Lead-Time 24 Weeks	£19.35 £18.63 £18.32 £17.93 View £17.64 £17.35 £16.98	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	MH
DC/DC Converters - Through Hole 2.97W 4.5-18Vin 9V 0.33A SIP MHFS31209 Cosel 1: £19.35 Non-Stocked 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 about Cosel mhf dc dc converters	Datasheet	Non-Stocked Lead-Time 24 Weeks	£19.35 £18.63 £18.32 £17.93 View £17.64 £17.35 £16.98	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	MH
DC/DC Converters - Through Hole 3W 4.5-18Vin 12V 0.25A SIP MHFS31212 Cosel 1: £19.35 Non-Stocked 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 about Cosel mhf dc dc converters	Datasheet	Non-Stocked Lead-Time 24 Weeks	£19.35 £18.63 £18.32 £17.93 View £17.64 £17.35 £16.98	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	MH
DC/DC Converters - Through Hole 2.64W 4.5-18Vin 3.3V 0.8A SIP MHFS3123R3 Cosel 1: £19.90 Non-Stocked Lead-Time 24 Weeks	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 about Cosel mhf dc dc converters	Datasheet	Non-Stocked Lead-Time 24 Weeks	£19.90 £19.36 £19.02 £18.58 View £18.26 £17.31 Quote	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	MH
DC/DC Converters - Through Hole 3W 9-36Vin 12V 0.25A SIP MHFS32412 Cosel 1: £19.35 Non-Stocked Lead-Time 24 Weeks	Mfr. Part No. MHFS32412 Mouser Part No 436-MHFS32412	Cosel	DC/DC Converters - Through Hole 3W 9-36Vin 12V 0.25A SIP Learn More about Cosel mhf dc dc converters	Datasheet	Non-Stocked Lead-Time 24 Weeks	£19.35 £18.63 £18.32 £17.93 View £17.64 £17.35 £16.98	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	MH

MHFS3 / MHFW3 3W Isolated DC-DC Converters

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