Part Number: TPS7A26 Other Parts Discussed in Thread: TIDA-00393 , TPS63900 , TPS709 Inspired by TI's design article (TIDA-00393) "Adding an LDO for Increased Standby Mode Efficiency", we are considering using a TPS7A26 LDO in conjunction with a TPS63900…
Hi Jejomar,
This is a very good way to minimize standby power. One trick to make sure that the LDO's Maximum V OUT is less than the DC/DC converters minimum V OUT . This ensures that when the DC/DC converter is enabled, it will be supplying 100% of…