1.產品簡介/Brief introduction

DA22KM24B 專門為純電動汽車量身打造的可自由組合 OBC DC/DC 轉換于一體的開關

電源變換器。OBC 高壓輸出充電機采用的全數字諧振調頻技術，效率高、功率大、體積小、工作可靠，

充電方式采用恒功率與恒壓自動狀態轉換，有效地節省了充電時間，具有有源功率因數校正對電網，

輸入和輸出電壓范圍寬，采用 CAN2.0B 通信協議，具有智能充電功能，具有智能監測故障告警保護功能；

同時內置 12V 獨立輔助電源，用于汽車電池管理系統供電。DC/DC 高壓輸入低壓輸出充電機采用的全

數字化設計，高功率密度、體積小，工作可靠，具有恒流與恒壓自動狀態轉換, 采用 CAN2.0B 通訊協議，

具有智能充電功能，具有智能監測故障告警保護功能。

該款電源專為新能源汽車高壓電池充電而設計,與國際汽車電源廠商同步，各項性能指標已達

到或超越國際同行水平，運行時間更長。該系列電源也可適用于需要恒壓、恒流、恒功率充電的各

個領域。

DA22KM24B is a liquid-cooled, specifically designed for pure electric vehicles, can freely combine OBC ａnd DC-DC , conversion switching power converter. OBC charger adopts advanced resonance technology, high efficiency, high power, small size, reliable work, charging mode using constant power and constant voltage automatic state transition, effectively saving the charging time. Wide input and output voltage range with active power factor correction, zero pollution to the grid. Using CAN2.0B communication protocol, with intelligent charging function, intelligent monitoring fault alarmb protection function, Built-in 12V battery management system wake-up signal to power for BMS. DC-DC high voltage input and low voltage output adopts advanced fully digital technology, high power density, small size, reliable working method, with constant current ａnd constant pressure automatic state conversion. Using CAN2.0B communication protocol, with intelligent charging function, with intelligent monitoring fault alarm and protection function. This power supply is specially designed for high voltage battery charging and buck conversion of electric vehicles. Reducing the number of vehicle wiring harness connector and the trouble caused by split power supply installation. The power supply adopts liquid-cooled design, synchronizing with world-class automotive power supply manufacturers, the performance of the unit have reached and exceeded the international counterparts horizontal. Longer trouble-free operation time and reducing the natural defect risk caused by air cooling method.