This thread has been locked.

If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.

TPS61230: TPS61230 chip occasionally burned out, up to 50%.

Part Number: TPS61230

TPS61230 as BOOST, 4V input, 5.4V output, drive two 5V/500mA to USB HOST, the first way uses LDO (TPS73501) output 5V, the second way uses PMOS switch (SIS435DNT) direct output, each output will have a 220uF tantalum capacitor. TPS61230 was occasionally damaged during use, up to 50%.