Introduction
DCFF-UD series buck-boost DCDC converter is specially designed for low voltage hydrogen fuel cell application. The power range of this product line is from 3 kW to 40 kW, and they are designed to match the fuel cell stacks which are under 200V. Typical applications include fuel cell forklift and fuel cell power generation.
Parameter
| Characteristics | Buck‑boost (No special relationship between V‑in and V‑out) | |||||
| Model type | DCFF‑UD‑60LP | DCFF‑UD‑100LP | DCFF‑UD‑150LP | DCFF‑UD‑300LP | DCFF‑UD‑450LP | |
| Maximum continous current | 60 A | 120 A | 220 A | 320 A | 500 A | |
| Power range | 1 kW~4 kW | 3 kW~8 kW | 6 kW~14 kW | 10 kW~25 kW | 15 kW~40 kW | |
| Input voltage range | 10 V~180 V | |||||
| Output voltage range | 10 V~180 V | |||||
| Control mode | Input CC, input CC‑output CV, output CC, output CV | |||||
| Efficiency | 95%~98% Depends on buck or boost voltage relationship | |||||
| BOP channels | None | None | Two output channels, 40 A/channel | |||
| DCL integration | None | None | None | 2 kW 24 V isolated DCDC integrated | ||
| Other functions | Discharge | Input pre‑charge, discharge | Input & Output pre‑charge, discharge | |||
| Communication, power supply | Isolated CAN 2.0B, 9 V~36 V | |||||
| Volume(mm) | 213×110×105 | 285×245×122 | 280×321×121 | 376×321×136 | 430×379×105 | |
| Weight(kg) | 2.5 | 6 | 10 | 19 | 28 | |
| Cooling, protection class | IP65 Air‑cooled | IP67 Liquid‑cooled | ||||
