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The CUI Inc. VHK100W-Q48-S3R3 is an enclosed DC-DC converter designed for robust power applications. It features a wide 18-75 Vdc input range and provides a single 3.3 Vdc output, capable of delivering up to 100W of power and 20A of current.
This converter includes essential protections such as over-current, over-temperature, over-voltage, and short-circuit protection, ensuring reliable operation. It also supports remote on/off functionality. The unit is built with a rugged metal enclosure and an integrated heat sink, suitable for chassis mounting.
Key electrical specifications include 1,500 Vdc isolation, a switching frequency of 250 kHz, and efficiencies up to 79%. It operates within a temperature range of -40°C to 85°C. The dimensions are 107.5mm x 101.8mm x 38.0mm.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The input voltage range is 18 to 75 Vdc.
The output voltage is 3.3 Vdc and the output current is up to 20 A.
The maximum power output is 66 W.
The operating temperature range is -40°C to 85°C.
Yes, it features continuous short circuit protection.
The isolation voltage is 1,500 Vdc.