Jan 2, 2022 #1 C cupoftea Advanced Member level 5 Joined Jun 13, 2021 Messages 2,685 Helped 54 Reputation 108 Reaction score 116 Trophy points 63 Activity points 14,101 What is the possible advantage of shutting down the L4978 IC with circuit A rather than circuit B? (attached). [ie, shut down L4978 when Vcc rail goes below 29V] [The L4978 is shut down by taking SS pin to Ground]. L4978 datasheet https://www.st.com/resource/en/datasheet/l4978.pdf DTA144WSA datasheet DTA144WSA datasheet Download DTA144WSA pdf datasheet file datasheetspdf.com DTC144WSA datasheet DTC144WSA datasheet Download DTC144WSA pdf datasheet file datasheetspdf.com Attachments L4978 Shutdown.pdf 149.5 KB · Views: 95 Last edited: Jan 2, 2022
What is the possible advantage of shutting down the L4978 IC with circuit A rather than circuit B? (attached). [ie, shut down L4978 when Vcc rail goes below 29V] [The L4978 is shut down by taking SS pin to Ground]. L4978 datasheet https://www.st.com/resource/en/datasheet/l4978.pdf DTA144WSA datasheet DTA144WSA datasheet Download DTA144WSA pdf datasheet file datasheetspdf.com DTC144WSA datasheet DTC144WSA datasheet Download DTC144WSA pdf datasheet file datasheetspdf.com