Agostgo 2016 - Mouser Electronics is already providing the new TPS3890 voltage supervisors from Texas Instruments for monitoring systems with as low voltages as 1.15 V. The new components have an accuracy of 1% and have a quiescent current of only 2.1 µA. See more at: http://www.mouser.com/new/Texas-Instruments/ti-tps3890-supervisor/