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美國能源部更新外置適配器(EPS)能效測試程序

時間:2022-09-16 文章作者:滿測檢測 點擊:

2022年8月19日,美國能源部(DOE)發布了公告,更新了外置適配器(EPS)的能效測試程序,新的程序將在2022年9月19日生效,并將在2023年2月15日強制執行。

美國DOE-PX440X330.png

主要更新如下:

1、更新了外置適配器的定義,不包含商業工業電源;

2、更新了EPS的DOE適用范圍,排除內部轉換電壓的主要負載不是給單獨終端產品供電的外置適配器,例如產品內轉換電壓主要是給自身功能供電,包括但不限于:帶USB輸出端子的消費類電子產品,帶USB輸出的燈具產品;

3、更新了輸出線的要求,使用適配器自帶的輸出線或制造商推薦的輸出線來做測試,如果適配器沒有帶輸出線,制造商也沒有推薦,那么用3英尺長的輸出線來做測試;

4、將EPS的測試方法分為兩大類,第5部分是非自適應EPS的測試方法,第6部分是自適應EPS的測試方法;

5、對于單一電壓多個輸出的外置適配器,參考了內置電源的測試方法來計算系數D;

6、增加了關于非EPS功能的詳細說明,允許在不影響EPS功能的情況下,斷開非EPS功能后去測試。


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