) to prevent burning out the IC, especially when driving all 10 LEDs in bar mode.
VREF≈1.25×(1+R2R1)cap V sub cap R cap E cap F end-sub is approximately equal to 1.25 cross open paren 1 plus the fraction with numerator cap R sub 2 and denominator cap R sub 1 end-fraction close paren 2. LED Current Formula ( ILEDcap I sub cap L cap E cap D end-sub