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Reset ICs

PST894A

Overview

This IC is a reset IC for turning on/off power supply and power flicker in CPU or logic systems.
This IC can change delay time by an external capacitor.

Application

・Reset circuits for microcomputers, CPUs and MPUs
・Reset circuits for logic circuits
・Battery voltage check circuits
・Back-up power supply switching circuits
・Level detection circuits

Features

Low current consumption

Main specifications

Absolute maximum
rating
[V]
Recommended
operating voltage
Min.
[V]
Recommended
operating voltage
Max.
[V]
Detection voltage
Min.
[V]
Detection voltage
Max.
[V]
Detection voltage accuracy
[%]
Consumption current
[μA]
Release delay time Output type Output Logic Separated sense pin Manual reset Circuit structure Operating Ambient Temperature
Min.
[deg.C]
Operating Ambient Temperature
Max.
[deg.C]
Hysteresis voltage
Typ.
[V]
Delay resistance
Typ.
[M OHM]
Detection pin threshold voltage
Typ.
7.0 0.95 6.50 1.2 5.2 ±1 0.35 Adjustable Open drain Active L No No 1ch Reset -40 105 VTH(Typ.)×0.05 10 VDD×0.5
Absolute maximum
rating
[V]
Recommended
operating voltage
Min.
[V]
Recommended
operating voltage
Max.
[V]
Detection voltage
Min.
[V]
Detection voltage
Max.
[V]
Detection voltage accuracy
[%]
Consumption current
[μA]
7.0 0.95 6.50 1.2 5.2 ±1 0.35
Release delay time Output type Output Logic Separated sense pin Manual reset Circuit structure
Adjustable Open drain Active L No No 1ch Reset
Operating Ambient Temperature
Min.
[deg.C]
Operating Ambient Temperature
Max.
[deg.C]
Hysteresis voltage
Typ.
[V]
Delay resistance
Typ.
[M OHM]
-40 105 VTH(Typ.)×0.05 10
Detection pin threshold voltage
Typ.
VDD×0.5

Package

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Associated Data

  • Ideal for car battery voltage monitoring. MinebeaMitsumi's 40V high voltage resistant reset IC.

    Ideal for car battery voltage monitoring. MinebeaMitsumi's 40V high voltage resistant reset IC.

  • "MM3878 Series" is a Secondary side synchronous rectification control ICs for AC/DC power supply that achieves high efficiency and safety through unique control.

Engineering Information

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