Released 2020
Rated Input: 4.5 - 18VDC, 9 - 36VDC, 18 - 76VDC
Rated Output Wattage: 3W
Rated Output Voltage: 3.3V, 5V, 9V, 12V, 15V
Warranty Period 5-year

Features of MHFS3

• Industry Standard SIP8
• Wide input range 4.5-18VDC / 9-36VDC / 18-76VDC
• I/O isolation voltage AC3,000V , DC4,200V (1 minute)
• Built-in overcurrent protection circuits (recovers automatically)
• For medical electric equipment
(ANSI/AAMI ES60601-1, EN60601-1 3rd)
Medical Isolation Grade 2MOOP (250VAC)
• Built-in remote ON/OFF
• Adjustable external output voltage
• High reliability : not built-in aluminum and tantalum electrolytic capacitor

Ordering Information and Options

MHF(1) S(2) 3(3) 24(4) 05(5) 

(1) Series name
(2) Single output
(3) Output wattage
(4) Input voltage
(5) Output voltage

Product Line-up

Product Name Output Wattage Output Voltage・Current
MHFS3123R3 2.64W 3.3V 0.8A
MHFS31205 3W 5V 0.6A
MHFS31209 2.97W 9V 0.33A
MHFS31212 3W 12V 0.25A
MHFS31215 3W 15V 0.2A
MHFS3243R3 2.64W 3.3V 0.8A
MHFS32405 3W 5V 0.6A
MHFS32409 2.97W 9V 0.33A
MHFS32412 3W 12V 0.25A
MHFS32415 3W 15V 0.2A
MHFS3483R3 2.64W 3.3V 0.8A
MHFS34805 3W 5V 0.6A
MHFS34809 2.97W 9V 0.33A
MHFS34812 3W 12V 0.25A
MHFS34815 3W 15V 0.2A
  • * For further information and how to use, please see in Cosel product catalog.
Table1 Product Status Information
No. Product Status Definition
1 New Product New Product. Recommended for new design.
2 Recommended Recommended for new design.
3 blank Product in mass production
4 NRND Not recommended for new design.
5 To be discontinued PDN (Product Discontinuation Notice) is issued and LTB (Last Time Buy) is under consideration.
6 Discontinued LTB order is no longer available.