Isolation device and system

An isolation device having first and second semiconductor is disclosed. The first semiconductor die may be adapted to transmit a first signal to the second semiconductor die that is electrically isolated. The first semiconductor die may have a transmitter coupled to a modulator that modulates the fi...

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Bibliographische Detailangaben
Hauptverfasser:	Peng Jia, Chow Fun Kok, Wong Chee Heng, Chang Kwee Chong
Format:	Patent
Sprache:	eng
Schlagworte:	APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC,OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWERSUPPLY SYSTEMS CONTROL OR REGULATION THEREOF CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUTPOWER CONVERSION OR DISTRIBUTION OF ELECTRIC POWER ELECTRIC COMMUNICATION TECHNIQUE ELECTRIC HEATING ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR ELECTRICITY EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS GENERATION MEASURING MEASURING ELECTRIC VARIABLES MEASURING MAGNETIC VARIABLES PHYSICS TESTING TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHICCOMMUNICATION
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Beschreibung
Zusammenfassung:	An isolation device having first and second semiconductor is disclosed. The first semiconductor die may be adapted to transmit a first signal to the second semiconductor die that is electrically isolated. The first semiconductor die may have a transmitter coupled to a modulator that modulates the first signal. The second semiconductor die may have a receiver having a counter and a control circuit. The control circuit may be adapted to determine an indication of the first signal by using the counter. In addition, an isolation system and a DC-DC feedback regulation control system having such control circuit are disclosed. Likewise, a method for conveying a first signal across an isolation barrier is disclosed. The method may comprise counting a received signal based on internal clock and determining an indication of the first signal from the counter's count value.