100W 66–154VDC to 24VDC Isolated DC-DC Converter for Railway Communication Cabinets | MDA100-110S24
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.
I. model
Single-path
model | Input voltage (VDC) | Input voltage range (VDC) | Output voltage (VDC) | Output current (A) | Ripple (MV) | Efficiency (Typ) |
MDA100-110S24 | 110VDC | 66-154VDC | 24VDC | 4.16A | 200 | 86% |
II.characteristic
1 | Input π-type filter |
2 | High power density |
3 | High reliability and long lifespan design |
4 | Easy to install, dual-ended cable output |
5 | Beautiful appearance design |
Conditions: Unless otherwise specified, all parameters are tested under the following conditions: ambient temperature 25°C, nominal input voltage, and purely resistive nominal load.
IIIInput characteristics
Rated Value (VDC) | Voltage range (VDC) |
110VDC | 66-154VDC |
IVOutput characteristics
power | 100W |
Output voltage | 24VDC |
Output current | 4.16A |
Voltage regulation (main circuit) | ±0.5% |
Load regulation (main route) | ±0.5% |
voltage accuracy | ±2% |
Current limiting point | 120%(Typ) |
V. Protective characteristics
1 | Input undervoltage protection |
2 | Input overvoltage protection |
3 | Over-temperature protection |
4 | Output overcurrent protection |
5 | Output short circuit protection |
General characteristics
Operating frequency | 100-200KHz |
Insulation resistance | 200MΩ |
Isolation voltage value
Input-Output | >1500VDC |
Input - Shell | >1050VDC |
Output - Housing | >500VDC |
Environmental characteristics
Operating case temperature | (Industrial products) | -25 – +85℃ |
(Army I) | -40 – +85℃ | |
Storage temperature | (Industrial products) | -45 – +105℃ |
(Army I) | -55 – +105℃ |
Mechanical dimensions and pin definitions
Ideal for:
Railway Communication Cabinets
Industrial Ethernet Switches
Fiber Optic Communication Equipment
Railway Communication Gateways
Railway CCTV Systems
Railway Monitoring Systems
Distributor / OEM Section
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