天气预报 > 其他 > 5v充电宝怎么输出9v
5v充电宝怎么输出9v
更新时间: 2020-10-03 00:00:00  

方法如下:

直接改充电宝的输出电路,让它的输出变成9V。这种方法电能利用效率高,但要有读电路和能力,能不能改还要看具体电路,缺点是充电宝就不能再用来给手机充电了。外加一个5V转9V的DC变换电路。这种方法无需动充电宝的电路,缺点是电能利用效率低。

关键词: 5v 充电 怎么 输出 9v

5v充电宝怎么输出9v相关经验

天气预报

最新推荐

页面:/news/view-123079/ | 耗时:0.2278 s | 内存:2.11 MB | 查询:4 | 缓存读取:3 写入:0 | 加载文件:25
select * from tbl_Articles WHERE ArticleID=123079 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=123079 LIMIT 0,1
select * from tbl_Articles_sphinx where id=123079 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1054388,1088746,1116433,1097723,1051315,1111770,1067695,1061788,1126328,1131985,1087837,1119900,1131929,1081371,1113514,1132865,1047273,1047045,1084047,1047319,1113628,1126561,1108293,1063147,1132897,1067333,1128049,1075548,1371967,1071641) ORDER BY field (ArticleID,1054388,1088746,1116433,1097723,1051315,1111770,1067695,1061788,1126328,1131985,1087837,1119900,1131929,1081371,1113514,1132865,1047273,1047045,1084047,1047319,1113628,1126561,1108293,1063147,1132897,1067333,1128049,1075548,1371967,1071641)