Hi Team,
客戶原本使用LP8863,後來改用LP8866S
目前發現LP8863與LP8866S在時序上有一點不同!
其中當LP8866S送出PWM前EN必須先HIGH
而LP8863則與之相反,需先送出PWM後EN在HIGH
目前遇到的issue是Vout輸出後EN拉LOW去關閉Vout輸出(但此時軟體未將PWM關閉)
接著在將EN拉High後,LP8866S就不明原因重啟!
客戶遇到的問題是否跟這部分的時序有關?THX
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Hi Team,
客戶原本使用LP8863,後來改用LP8866S
目前發現LP8863與LP8866S在時序上有一點不同!
其中當LP8866S送出PWM前EN必須先HIGH
而LP8863則與之相反,需先送出PWM後EN在HIGH
目前遇到的issue是Vout輸出後EN拉LOW去關閉Vout輸出(但此時軟體未將PWM關閉)
接著在將EN拉High後,LP8866S就不明原因重啟!
客戶遇到的問題是否跟這部分的時序有關?THX
Hi Kygo,
PWM can also be sent out before EN is high. The issue should be caused by other problems. Please reach out to me through emails.