12._Catu_Daya - Kuliah 8- 1 Regulator Tegangan Regulator...

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Kuliah 8- 1 Regulator Tegangan Transformator Penyearah Filter Regulator Beban jala- jala t v ac v rec t v fil t v reg t Regulator Tegangan Continuous Regulator Tegangan Switched Penyearah Filter Regulator Beban jala- jala Switching Filter
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Kuliah 8- 2 v Vdc 0 t Vripple-pp r = tegangan ripple ( rms ) tegangan dc × 100% Beberapa Definisi % VR = tegangan tak berbeban - tegangan beban penuh tegangan beban penuh × 100% ripple regulasi tegangan Penyearah setengah gelombang Penyearah gelombang penuh V dc = 1 V p Sin ( 29 0 d = 2 V p = 0.636 V p V dc = 1 2 V p Sin ( 29 0 d = V p = 0.318 V p tegangan dc tegangan ripple tegangan dc tegangan ripple V rms = 1 V p 2 Sin ( 29 - 2 0 2 d = 0.308 V p V rms = 1 2 V p 2 Sin ( 29 - 1 0 2 d = 0.385 V p
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Kuliah 8- 3 tegangan output transformator dan penyearah dengan beban t v 0 tegangan output penyearah dengan beban dan kapasitor (filter) t v 0 tegangan dan arus pada rangkaian penyearah dengan beban dan kapasitor v D1 D2 D1 t tegangan trafo-dioda tegangan dioda-beban arus dioda arus beban t 2 0 T=T ac /2 V p V r p-p t 1 t
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Kuliah 8- 4 Dioda menghantarkan arus untuk selang t=t 2 -t 1 , jumlah muatan yang disimpan pada selang tsb. dalam kapasitor didisipasi oleh beban dalam total selang T- t. Dari sinyal kecil ripple:
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12._Catu_Daya - Kuliah 8- 1 Regulator Tegangan Regulator...

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