
RT9819
9
DS9819-05 August 2007
www.richtek.com
Application Information
Benefits of Highly Accurate Reset Threshold
Most
μ
P supervisor ICs have reset threshold voltages between 1% and 1.5% below the value of nominal supply voltages.
This ensures a reset will not
occur within 1% of the nominal supply, but will occur when the supply is 1.5% below
nominal.