Introduction
DCFF-HVUD Series buck-boost DC/DC converter is developed for high voltage hydrogen fuel-cell, motor drive and DC charging applications. These products achieve high power density and high efficiency up to 99% due to application of Silicon carbide (SiC) power devices.
Specs
| Characteristics | Buck-boost (No special relationship between V-in and V-out) | |||
| Model type | DCFF-HVUD-50 | DCFF-HVUD-100 | DCFF-HVUD-200 | DCFF-HVUD-500 |
| Maximum continuous current | 60 A | 100 A | 250 A | 500 A |
| Power range | 5 kW~12 kW | 10 kW~20 kW | 20 kW~60 kW | 60 kW~150 kW |
| Input voltage range | 100 V~750 V | |||
| Output voltage range | 100 V~750 V | |||
| Control mode | Input CC, input CC-output CV, output CC, output CV | |||
| Efficiency | 96%~99%Depends on buck or boost voltage ratio | |||
| BOP channels | Two output channels, 40 A/channel | |||
| Other functions | Input & Output pre-charge, discharge | |||
| Communication, power supply | CAN2.0B、9~36 V Isolated CAN 2.0B, 9~36 V | |||
| Volume (air-cooled) (mm) | 280×321×132 | 376×321×138 | TBD | |
| Volume (liquid-cooled) (mm) | 308×333×108 | 404×343×114 | TBD | |
| Weight (kg) | 9 | 16 | TBD | |
| Cooling, protection class | IP67 Liquid-cooled/IP65 air-cooled | |||
Features
High Power Density
Full-Sic design, enabling product miniaturization.
Outstanding Reliability
Automotive-grade design with IP67 protection rating; EMC complies with Class-B safety standards.
Excellent Energy Efficiency
Full-load efficiency reaches 96%-98%.
Long Service Life
Designed service life over 10 years.
Strong Compatibility
Wide constant-power voltage range, suitable for fast-charging, energy storage, industrial DC power supply and other scenarios.
Application
Computing‑power Data Center
Fuel‑cell EV Charger
Hydrogen Fuel Cell Bicycle Tricycle
Hydrogen Fuel Cell Forklift
Hydrogen Fuel Cell UAV
