
Non-isolated PoL DC-DC converter, 4.5-42V in, 3.3V/500mA out, 96% efficient, -40°C to +85°C operation.
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The LCN78_03-0.5 is a highly efficient, non-isolated Point-of-Load (PoL) DC-DC converter module designed for a broad range of embedded applications. It delivers a regulated 3.3V output at 500mA from a wide input voltage range of 4.5V to 42V. Utilizing synchronous rectification topology, the module achieves a peak efficiency of 96%, minimizing power dissipation and enabling operation in thermally constrained environments. The LCN78_03-0.5 is designed for robust performance across an extended temperature range of -40°C to +85°C, ensuring reliable operation in harsh industrial settings. Internal protection features include over-current and short-circuit protection. Its compact form factor facilitates easy integration into existing systems, providing a cost-effective and efficient power solution. The module’s non-isolated architecture allows for high efficiency and density, while the wide input voltage range simplifies system design by accommodating various power sources.