Hi Experts,
The alert pin of INA303-Q1 is active low, customer want active high, can they set lower threshold of ALERT1 than ALERT2? See pictures below, INA303-Q1 is configured in bi-directional monitoring mode. Customer want the ALERT pin output 0 in normal mode and output 1 when overcurrent happens. Thank you.
Hello Arie,
Thanks for reaching out on the forum. There is neither a register you can change or a pin potential you can provide to invert the alert pin behavior. However, you can add an external NMOS to the ALERT pin to invert the OCP ALERT signal. Below is what you would do:
Hey Arie,
Looks like you actually could do what you want. ALERT 1 would should overcurrent for forward current and ALERT 2 would show overcurrent for reverse current:
