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This AC/DC converter from SL Power Electronics, part number HD28-4-A+G, is designed for ITE (Commercial) applications. It provides a single output of 28V at 3A, with a total power rating of 112W.
The unit features a chassis mount type for easy integration into systems. It supports a wide universal input voltage range of 100 to 240 VAC and includes features like adjustable output, remote sense, and automatic current limit/foldback for protection.
Key electrical specifications include a line regulation of ±0.05% and a load regulation of ±0.05%. The operating temperature range is 0°C to 70°C with derating. The converter meets various safety standards including CE, cURus, and TUV approvals.
With a focus on reliability, the HD28-4-A+G boasts an MTBF of over 200,000 hours and utilizes high-quality components, including capacitors rated at 105°C and transformer insulation meeting Class F (155°C).
The HD28-4-A+G provides a single 28V output at 3A.
The input voltage range is 100 to 240 VAC.
The operating temperature range is 0°C to 70°C with derating.
It features automatic current limit/foldback short circuit protection and built-in overvoltage protection on 5V models.
The efficiency is 60%.
Line regulation is ±0.05% for a 10% change and load regulation is ±0.05% for a 50% load change.