100W Isolated DC-DC Converter for Railway Communication Cabinet Auxiliary Power
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The MDA100-110S24 is a 100W isolated DC-DC converter with a 66–154VDC wide input and regulated 24VDC output, designed for railway communication cabinets, Industrial Ethernet switches, fiber optic communication equipment, railway gateways and monitoring systems.
Featuring galvanic isolation, EMI resistance, fully potted construction and industrial-grade protection, it provides reliable auxiliary power for mission-critical railway communication infrastructure.
OEM/ODM customization is available for voltage, power, interfaces and mechanical integration.
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) |
|
MDA100-110S24 |
48VDC |
66-154VDC |
24VDC |
4.16A |
100W |
200 |
86% |
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) |
|
110VDC |
66-154 VDC |
IV. OUTPUT CHARACTERISTIC
|
Parameter |
Value |
|
Power |
100 W |
|
Output Voltage |
24VDC |
| Output Current | 4.16A |
|
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
Wide 66–154VDC input range for railway auxiliary power systems
Stable regulated 24VDC output
Galvanic isolation for enhanced electrical safety
EMI/EMC optimized for railway communication networks
Fully potted construction for vibration, moisture and dust resistance
UVP / OVP / OCP / SCP / OTP protection
High reliability for unattended railway communication cabinets
OEM & ODM customization available
Recommended Applications
Ideal for:
Railway Communication Cabinets
Industrial Ethernet Switches
Fiber Optic Communication Equipment
Railway Communication Gateways
Railway CCTV Systems
Railway Monitoring Systems
Looking for a Reliable DC-DC Converter Manufacturer?
MINGZINC is more than a DC-DC converter manufacturer. We support power distributors, OEM manufacturers, system integrators and industrial equipment suppliers with application-oriented isolated power solutions.
Whether you need a standard power module or a custom-designed solution, our engineering team can help you shorten development time and improve system reliability.
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