1. 產品簡介 Product introduction

DA10KM31A 是一款 OBC 開關電源變換器，采用的全數字諧振調頻

技術，效率高。與同類產品相比，更加節能、體積小、工作可靠。充電方式采用自有技

術，恒壓、恒流、恒功率狀態自動轉換充電方法，有效節省充電時間；具有有源功率因數校

正功能，對電網低污染；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、智能監測故障告警保護功能、燒寫、故障查詢等功能；同時內置 12V 供電池管理系統喚

醒信號電源。具有與充電樁連接的控制導引功能（可選）等。

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。此充電機僅支持對電池充電。

DA10KM31A is an OBC switching power converter.The charger adopts advanced

all-digital resonant frequency modulation technology, which has high efficiency, high power, small

size and reliable operation. The charging mode adopts constant power,constant voltage and constant

current automatic state transition, which effectively saves charging time. With active power factor

correction, zero pollution to the grid, wide input and output voltage range, using CAN2.0B

communication protocol. With intelligent charging function, it has intelligent monitoring fault alarm

protection function,programme function and fault inquiry function; it also has built-in 12V

independent auxiliary power supply for power supply of car battery management system. This power supply is specially designed for charging high-voltage batteries of new energy vehicles. which is completely synchronized with the world-class automobile power supply manufacturers. The performance indicators have reached or exceeded the international peer level, and the fault-free

running time is longer. The charger only supports charging the battery