LP3470 Datasheet - National Semiconductor

LP3470 Tiny Power-On Reset

The LP3470 is a micropower CMOS voltage supervisory circuit designed to monitor power supplies in microprocessor (µP) and other digital systems. It provides maximum adjustability for power-on-reset (POR) and supervisory functions. It is available in the following six standard reset threshold voltage.

LP3470 Features

* n Tiny SOT23-5 Package n Open Drain Reset Output n Programmable Reset Timeout Period Using an External Capacitor n Immune to Short VCC Transients Applications n n n n Critical µP and µC Power Monitoring Intelligent Instruments Computers Portable/Battery-Powered Equipments Key Specifications n ± 1%

LP3470_NationalSemiconductor.pdf