75W Isolated DC-DC Converter 9-36VDC to 12VDC | MDA75-18S12 | MINGZINC
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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 supports OEM & ODM customization, flexible voltage configurations, and long-term supply for power distributors, equipment manufacturers, and industrial automation projects worldwide.
