diff --git a/PCB Design/Music Player/Process.md b/PCB Design/Music Player/Process.md index 9ed2fc9..bd66cd8 100644 --- a/PCB Design/Music Player/Process.md +++ b/PCB Design/Music Player/Process.md @@ -15,8 +15,8 @@ where - $\eta$ = estimated converter efficiency (This is taken from section 8.2.2.2 of the datasheet) -First, to calculate the duty cycle boost we can plug in the output voltage (3.3V) and the "minimum input voltage in boost mode" which for the BQ25985 is listed as 2.304V -$$D = \frac{{3.3 - 2.304}}{3.3} = 0.302$$ +First, to calculate the duty cycle boost we can plug in the output voltage (3.6V) and the "minimum input voltage in boost mode" which for the BQ25985 is listed as 2.304V +$$D = \frac{{3.6 - 2.304}}{3.6} = 0.302$$ Now calculating for $I_{PEAK}$ using the values - $D = 0.302$ (calculated previously) - $f = 2.5$ (MHz, typical stated in datasheet)