[img] /bbs/u/59/323061196049477.jpg?x-oss-process=image/watermark,g_center,image_YXJ0aWNsZS9wdWJsaWMvd2F0ZXJtYXJrLnBuZz94LW9zcy1wcm9jZXNzPWltYWdlL3Jlc2l6ZSxQXzQwCg,t_20 [/img 323061196049488.doc [/url]UC3875的怪問(wèn)題?
UC3875在占空比調(diào)整到60~90%的時(shí)候,A/B,C/D 輸出端就出現(xiàn)前后抖動(dòng),但是在0~50,和100%的時(shí)候波形良好.并出現(xiàn)多個(gè)不重疊的信號(hào)(開(kāi)環(huán)狀態(tài)下).原因不明,請(qǐng)大狹幫助解決.[img] /bbs/u/59/323061196049477.jpg?x-oss-process=image/watermark,g_center,image_YXJ0aWNsZS9wdWJsaWMvd2F0ZXJtYXJrLnBuZz94LW9zcy1wcm9jZXNzPWltYWdlL3Jlc2l6ZSxQXzQwCg,t_20 [/img 323061196049488.doc [/url]
[img] /bbs/u/59/323061196049477.jpg?x-oss-process=image/watermark,g_center,image_YXJ0aWNsZS9wdWJsaWMvd2F0ZXJtYXJrLnBuZz94LW9zcy1wcm9jZXNzPWltYWdlL3Jlc2l6ZSxQXzQwCg,t_20 [/img 323061196049488.doc [/url]全部回復(fù)(8)
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