FAQ Frequently Asked Questions

How to calculate Min and Max of Watchdog output "L" time

The following is an example of Watchdog output "L" time Min, Typ, and Max by CDLY capacity. Refer to...

View More

How to calculate Min and Max of Watchdog output "L" time

The following is an example of Watchdog output "L" time Min, Typ, and Max by CDLY capacity. Refer to...

View More

How to calculate Min and Max of Watchdog double-pulse detection time

The following is an example of Watchdog double-pulse detection time Min, Typ, and Max by CDLY capaci...

View More

How to calculate Min and Max of Watchdog output "L" time

The following is an example of Watchdog output "L" time Min, Typ, and Max by CDLY capacity. Refer t...

View More

For the S-19509 Series, in what frequency range should the ESR of the output capacitor (CL) be considered?

The frequency range that affects the stability of the IC is 1kHz to 10MHz. Please ensure that the ES...

View More

Does the S-19509 Series alone support functional safety (ASIL)?

The S-19509 Series is not ASIL-compliant on its own, as it is a product developed under QM (Quality ...

View More

When the EN (Enable) pin of the S-19509 Series is OFF, will voltage from the VOUT (Output) side flow back to the VIN (Input) side and damage the IC?

A reverse current from VOUT to VIN does occur through the parasitic diode inside the IC, but this wi...

View More