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viper的參數(shù)問題

請問viper22a中 這個VDS(sw)   Switching drain source voltage和VDS(st) Start-up drain source voltage各是什么意思啊,具體有什么區(qū)別啊。請幫忙解答。
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auhed
LV.3
2
2012-04-12 18:10

我自己解答吧,我在資料后面看到了VDS(sw) This parameter applies when the start-up current source is OFF. This is the case when the VDD voltage
has reached VDDon and remains above VDDoff.

VDS(st) This parameter applies when the start up current source is on. This is the case when the VDD voltage has not yet reached VDDon or has fallen below VDDoff.

已經(jīng)懂了

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2012-04-13 10:11
@auhed
我自己解答吧,我在資料后面看到了VDS(sw)Thisparameterapplieswhenthestart-upcurrentsourceisOFF.ThisisthecasewhentheVDDvoltagehasreachedVDDonandremainsaboveVDDoff.VDS(st)Thisparameterapplieswhenthestartupcurrentsourceison.ThisisthecasewhentheVDDvoltagehasnotyetreachedVDDonorhasfallenbelowVDDoff.已經(jīng)懂了

給大家分享一下嗎。

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