In our application, WDI is 0.5Hz (1s tick - 1s on & 1s off), so to use TPS3852-Q1, the selected cap value is 33nF (based on below formula).
Need TI's confirmation to ensure this configuration (33nF) will work for 0.5Hz WDI.
tWDU(typ)(s) = 77.4 × CCWD(µF) + 0.055 (s) |
CWD | 0.033 | uF |
tWDU(typ) | 2.6092 | s |
tWDU(min) | 2.21782 | s |
tWDL(max) | 1.50029 | s |