75W Isolated DC-DC Converter 9-36VDC to 12VDC
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The MINGZINC MDA75-18S12 is a 75W isolated DC-DC converter designed to provide reliable 12VDC auxiliary power for solar monitoring systems, industrial automation equipment, RTUs, data loggers, and renewable energy communication devices.
Featuring a wide 9-36VDC input, regulated 12VDC output, 1500VDC galvanic isolation, and comprehensive industrial protection, it delivers stable power even in environments with voltage fluctuations, electrical noise, vibration, and harsh outdoor conditions.
With OEM and ODM customization available, the MDA75-18S12 is an ideal solution for system integrators, equipment manufacturers, and power distributors seeking dependable DC-DC power conversion solutions.
Video Description
I. MODELS LIST
Single Channels Output
|
Model |
Input Voltage (VDC) |
Input Voltage Range(VDC) |
Output voltage(VDC) |
Output Current(A) |
Output Power(W) |
Ripple And Noise（mv） |
Efficiency (Typ) |
|
MDA75-18S12 |
18VDC |
9-36VDC |
12VDC |
6.25A |
75W |
120 |
83% |
II. FEATURES
|
1 |
Π type input filter |
|
2 |
High power density |
|
3 |
2times 4times voltage input |
|
4 |
Design for high reliability, long lifetime |
|
5 |
Easy installation, dual side pin out |
|
6 |
Attractive outline design |
Condition: All specifications are tested under the room temperature 25 ℃, Normal input voltage and Pure Negative Normal Load
III. INPUT CHARACTERISTIC
|
Rated value(VDC) |
Voltage Range(VDC) |
|
18VDC |
9-36 VDC |
IV. OUTPUT CHARACTERISTIC
|
Parameter |
Value |
|
Power |
75 W |
|
Output Voltage |
12VDC |
| Output Current | 6.25A |
|
Line Regulation |
±0.5% |
|
Load Regulation |
±0.5% |
|
Voltage Set-point Accuracy |
±2% |
|
Output Current Limiting |
120%(Typ) |
V. PROTECTIVE CHARACTERISTIC
|
1 |
Input under voltage protection |
|
2 |
Input over voltage protection |
|
3 |
Over temperature protection |
|
4 |
Output over current protection |
|
5 |
Output short circuit protection |
GENERAL CHARACTERISTIC
|
Parameter |
Value |
|
Switching Frequency |
100-200KHz |
|
lsolation Resistance |
200MΩ |
lsolation Voltage
|
Parameter |
Value |
|
Input-Output |
>1500VDC |
|
Input-Case |
>1050VDC |
|
Output-Case |
>500VDC |
Environmental Characteristics
|
Parameter |
Value |
|
|
Case Temperature |
Industry |
-25 – +85℃ |
|
Military l |
-40 – +85℃ |
|
|
Military II |
-55 – +85℃ |
|
|
Storage Temperature |
Industry |
-45 – +105℃ |
|
Military |
-55 – +105℃ |
|
VI. MECHANICAL DRAWING AND PIN DEFINITION
MINGZINC is a professional DC-DC converter manufacturer specializing in industrial power modules for industrial automation, PLC control systems, renewable energy, battery systems and communication equipment.
We work closely with power distributors, power supply distributors, OEM manufacturers and system integrators, providing reliable OEM power supply, ODM power supply and custom power supply solutions for industrial applications worldwide.
Whether you are looking for a DC-DC converter supplier, an industrial power solution partner or a long-term energy storage power solution provider, MINGZINC offers flexible engineering support, stable production capacity and fast customization services to help accelerate your projects.
Why Choose MINGZINC?
Professional DC-DC Converter Manufacturer
Trusted Power Distributor & OEM Partner Support
30W–20KW Custom Power Solutions
Fast OEM & ODM Development
Wide Input / Output Voltage Customization
Industrial-Grade Quality & Reliability
Full Protection Functions
Engineering Support for Industrial Automation Projects
Long-Term Supply Capability
Global Technical Support
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