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Compact Packages & High Efficiency




in Railway / Transportation Applications




Reinforced Insulation & Robust Isolation




Reliable, Protective & Medical Safety



FOR A BETTER FUTURE in Industry, Transportation,

Medical/Healthcare, Electricity


Featured Products

The specific products that MINMAX want to share with you.

A High Power Density 10W DC-DC Converter for Space-Critical Applications
MDWI10 Series
• Size : 0.94"×0.54"×0.31" (DIP-16)
• Green Design for Low No Load Power Consumption
• Excellent Faster Start-up Time and without Overshoot
• Shielded Metal Case with Insulated Baseplate for better EMI performance
• For more similar family:MDWI06MDW08MDWI08 Series
An Excellent AC-DC Power Supply for Advanced Household Appliances
- ACF-10 Series
• Ultra Compact Size 1.5 x 1.0 x 0.6"
• Green Design and Low No Load Power Consumption < 150mW
• Designed-in EMI Emission & EMC Immunity for Superior EMI Performance
• Safety Approval to UL/cUL/IEC/EN 62368-1 (60950-1), TUV IEC/EN 60335-1 & CE Marking
• For more approved of TUV IEC/EN 60335-1 : ABW-02AAF-03AAF-05 Series
Operating Safety, Securely and Reliably, Railway Certified DC-DC Converter 3W
- MIZI03 Series
• Ultra-wide Input Range 9-36VDC, 18-75VDC, 40-160VDC
• Higher Efficiency on whole output load, input line & ambient temp. range.
• I/O Isolation 3000VAC with Reinforced Insulation
• International Approval : EN50155, EN45545-2, UL62368-1, CE Marking
High Performance, Rugged, Railway Certified DC-DC Converter 20W
- MKZI20 Series
• Ultra-wide Input Range 9-36VDC, 18-75VDC, 40-160VDC
• Higher Efficiency on whole output load, input line & ambient temp. range.
• I/O Isolation 3000VAC with Reinforced Insulation
• International Approval : EN50155, EN45545-2, UL62368-1, CE Marking
• For more similar family:MKZI10 Series
Ultra-compact size 5W AC-DC Power Supply - AAF-05 Series
• Compact Size 1"×1"×0.64" (PCB and Chassis Mounting)
• International Approval : UL60950-1, CE Marking, IEC60335-1(Household Application)
• Designed-in EMI Emission & EMC Immunity for better EMI performance
• For more similar family:AAF-03 Series
Medical Safety 20W DC-DC Converter combined with excellent performance
MKW20M Series
• I/O Isolation 4200VAC (2xMOPP) with Reinforced Insulation
• Low Leakage Current <5µA (Better than Standard Request)
•  Medical Safety meets 2xMOPP per 3rd Edition of IEC/EN 60601-1 ANSI/AAMI ES60601-1
• For more similar family:MKW15M Series

New Products

MINMAX has announced the below new products, click for more details.

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I/O Isolation up to 3000VAC for Energy System Applications
The MJA06C & MKA10C series are the latest range of 6-10W DC-DC converters for MINMAX’s ultra-high isolation power solutions...
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8mm Creepage & Clearance with 2xMOPP Level.10W DC-DC Converter
The MINMAX MIW10M series is a new range of high performance 10W medical safety approved DC-DC converter within encapsulated DIP-24 package which specifically design for medical application...
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High Power Density Products for Space-critical Application 30W DC-DC Converter
The MINMAX MJWI30 series is the latest range of 30Watt isolated DC-DC power modules with ultra-wide input ranges in the compact 1”x1” package measuring only 1.0×1.0×0.4”, offering a very high power density up to 75W/in3...
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The Best Solution for a Rugged Environment 6-10W DC-DC Converter
MINMAX is proud to announce the new MJWI06C/MKWI10C series of fully encapsulated 6-10W DC-DC converters with chassis...
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Ultra-compact 10W AC-DC Power Modules for Consumer Electronics, IT Applications and lnstrumentation
The new ACF-10 Series from MINMAX is a range of compact, fully encapsulated 10 Watt AC-DC power supply modules.They are...
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High Power Density for the Latest 10W DC-DC Converter
MDWI10 SERIES MINMAX is proud to announce the new MDWI10 series of 10W Isolated/Regulated DC-DC Converters with ultra-wide input ranges in the compact 16 pin DIP package measuring only 0.94×0.54×0.31”, offering a very high power density up to 63.5W/in3. This level of integration offers system designers the opportunity to reduce overall PCB layout area or add more features into existing PCB profiles. The MDWI10 family of DC-DC converters consists of 16 models offering 9-36 or 18-75 VDC input ranges with single output models ranging 3.3–24 VDC and dual output models ±12V or ±15V delivering 10 Watts of output power. All models feature: I/O Isolation of 1500VDC; high average efficiency up to 88%; operating ambient temperature range of -40°C to +88°C ; faster start-up; fully regulated outputs with high precision; no minimum load requirement; very low no-load power consumption; shielded metal package; built-in EMI filter that meets EN55032 Class A without additional filtering required; and under-voltage/overload/short-circuit protection. All models have been qualified per the CB scheme with safety approvals to UL/cUL/IEC/EN 62368-1(60950-1)standards. All MINMAX products are Reach Compliant, RoHS Compliant, Hazardous Substance Process Management (IECQ QC 080000) and conflict Mineral free backed by a 3 Year Warranty. Documentation including datasheets, safety reports, compliance statements and 3D models are available from our website. Models are in stock and available for immediate evaluation. See more detail about MDWI10 Series ►  

Custom Power Solution

With years of R&D experience and professional technical support, In addition to providing standard industrial products ...
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MINMAX Commitment

In the three decades since MINMAX was established in 1990, we have prided ourselves on providing our customers with products and excellent service in a timely way. Our adherence to the best quality standards has also helped MINMAX win customers’ hearts and become their preferred business partner. The outstanding partnership between MINMAX and materials suppliers gives us a considerable advantage in ensuring a stable supply of materials, and in keeping production and delivery schedules on time. We at MINMAX regard our employees as the organization's most valuable asset, so providing them with a safe, healthy, and comfortable environment is both our responsibility and our main focus for improvement. MINMAX builds teamwork by providing regular training and encouraging employees to participate in external training, so that we can improve employees' professional skills and managerial capacity, and boost the company’s overall level of business development. These goals are the key pillars of MINMAX's sustainable development.

Faced with worsening climate change, we must cherish our natural resources and protect the Earth. MINMAX, as a leading corporation in the field of manufacturing DC-DC converters, has continuously worked to promote green products, fulfill its corporate social responsibilities, and reduce the company's environmental impact. All of MINMAX’s products are Reach Compliant and RoHS Compliant, and follow the standards for Hazardous Substance Process Management (IECQ QC 080000). Furthermore, the design and production processes for MINMAX products are completely free of conflict minerals.

MINMAX is committed to giving back to society; this is a major part of our corporate mission. In addition to taking care of our employees, MINMAX has donated to many in need, including vulnerable groups and social welfare institutions. We hope to improve society as a whole through our contributions.

In 2017, we have changed our slogan to “Power for a Better Future.” We want MINMAX to be better than ever and to focus on the future. We hope MINMAX can work closely with all of our customers, materials suppliers, and employees. Our long-term partnership will help all of us move toward a brighter future, together.


- CHING HAI, CHENG | President of MINMAX -



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