OUTLINE ......................................................................................................1
FEATURES....................................................................................................1
APPLICATIONS .............................................................................................1
BLOCK DIAGRAMS .......................................................................................2
TIME CHART.................................................................................................2
DEFINITION OF OUTPUT DELAY TIME tPLH....................................................2
SELECTION GUIDE .......................................................................................4
PIN CONFIGURATION ...................................................................................5
PIN DESCRIPTION ........................................................................................5
ABSOLUTE MAXIMUM RATINGS ...................................................................6
ELECTRICAL CHARACTERISTICS.................................................................7
ELECTRICAL CHARACTERITICS BY DETECTOR THRESHOLD ....................10
OPERATION ................................................................................................14
TEST CIRCUITS...........................................................................................15
TYPICAL CHARACTERISTICS......................................................................16
1) Supply Current vs. Input Voltage ...........................................................................
16
2) Detector Threshold vs. Temperature .......................................................................
16
3) Output Voltage vs. Input Voltage ...........................................................................
17
4) Nch Driver Output Current vs. VDS .........................................................................
18
5) Nch Driver Output Current vs. Input Voltage................................................................
19
6) Pch Driver Output Current vs. Input Voltage................................................................
20
7) Output Delay Time vs. Load Capacitance ..................................................................
20
8) Output Delay Time vs. Input Pin Capacitance ..............................................................
21
TYPICAL APPLICATIONS ............................................................................22
R
×5VT××A CPU Reset Circuit(Nch Open Drain Output).......................................................22
R
×5VT××C CPU Reset Circuit(CMOS Output) ................................................................22
R
×5VT××A Output delay Time Circuit 1 .......................................................................22
R
×5VT××A Output delay Time Circuit 2 .......................................................................22
Memory Back-up Circuit .....................................................................................
22
Voltage Level Indicator Circuit (lighted when the power runs out)............................................
23
Detector Threshold Changing Circuit ........................................................................
23
Window Comparator Circuit .................................................................................
23
Excessive Charge Preventing Circuit ........................................................................
23
R
×5VT SERIES
APPLICATION MANUAL
CONTENTS