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The CUI Inc. VHK100W-Q48-S5 is an enclosed DC-DC converter designed for robust power applications. It offers a 100W isolated output with a wide 4:1 input voltage range, supporting 18-75 Vdc. The converter provides a stable 5 Vdc output at up to 20A, achieving an efficiency of 84.5% typical.
Key features include 1,500 Vdc isolation, over-current, over-temperature, over-voltage, and short-circuit protections for enhanced reliability. It also includes remote on/off control. The unit is housed in a rugged metal enclosure with an integrated heat sink, suitable for chassis mounting.
Operating within a temperature range of -40°C to 85°C, this converter is suitable for demanding environments. Its specifications include line and load regulation of ±0.2%, and voltage accuracy of ±1.5%. The switching frequency is 250 kHz, with a transient response of 500 µs for a 25% step load change.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The output voltage is 5 Vdc.
The maximum output current is 20 A.
The input voltage range is 18-75 Vdc.
The efficiency is typically 84.5%.
The operating temperature range is -40°C to 85°C.
Yes, it has continuous short circuit protection.
It is designed for chassis mounting.