Terms and Conditions. 1. This trial service, Sand Box, has been introduced with the approval of the Saudi Arabian Monetary Authority (SAMA). 2. This service is offered only for Saudi citizens (who carry a Saudi National ID) for only 5000 accounts per day for trial purposes.
Often the heat sink needs to be grounded, especially if, for safety reasons, it's located on the outside of the enclosure. Internal heat sinks can be insulated from the chassis and floated at a different potential allowing direct mounting of the transistors, but stray capacitance may still be an issue at high frequencies.
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