Hi Alek
Thanks for your reply.
I will definitely order some parts and test it out.
Looking further into your power IC's I found that the power multiplexers might be able to do the same and at the same time render the diodes in above schematic unnecessary…
Hi Alek-san, Thank you for your reply. I understood Q1 is off under IN1=3V and OUT=5V condition. However I would like to ask if TPS2115A could be damaged in the following sequence. 1) apply 3V to IN1 under D1=1, D0=0 (Q1 FET is ON) 2) apply 5V to OUT I think…
Other Parts Discussed in Thread: TPS57040-Q1 , SN6501-Q1 , TPS2115A-Q1 , TPS3700-Q1 I am looking for a solution for Backup Battery Switch-over, TI has some Supervisor IC for the same purpose but under catalog rating. I am unable to find one which is automotive…
Hi Paul,
I think the TPS7A4901 would be a good fit here: http://www.ti.com/product/tps7a4901 .
In addition, you probably want to add something like the TPS2115A-Q1 auto-switching MUX, so that when the main battery power goes away, the backup is switched…
