The Mean Well RSD‑100C‑5 is a professional-grade 100 W DC/DC converter designed to deliver stable 5 V DC at up to 20 A from a wide 28.8–67.2 V DC input. Engineered for industrial, automation, railway, and telecom applications, this converter ensures reliable power conversion with high efficiency, galvanic isolation, and comprehensive protection features — an ideal solution for control electronics, embedded systems, sensors, communication equipment, or any 5 V loads requiring robust, constant power in challenging environments.
Key Features
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Wide input range (28.8–67.2 V DC) — flexible for 48 V or other high-voltage supply systems
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Regulated 5 V output at up to 20 A — provides a full 100 W of stable power
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High efficiency (~89%) — minimizes heat dissipation and maximizes energy conversion
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4000 V DC input-output isolation — ensures safety in industrial and railway environments
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Comprehensive protection: over-current, over-voltage, short-circuit, reverse-polarity, over-temperature — safeguards connected circuitry
Specifications
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Model: RSD‑100C‑5
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Input Voltage: 28.8–67.2 V DC
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Output Voltage: 5 V DC
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Output Current: up to 20 A
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Output Power: 100 W
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Isolation: 4000 V DC input-output
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Efficiency: ~89% typical
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Protections: Short-circuit, overload, over-voltage, input reverse-polarity, over-temperature
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Cooling: Free air convection (no fans)
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Compliance: Built for rugged industrial, vehicular, and railway applications
The Mean Well RSD‑100C‑5 converter offers a compact, efficient, and robust power-conversion solution — ideal for engineers and system integrators who need reliable 5 V power from a high-voltage DC source for industrial, automation, or embedded applications.