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R5VL20C Datasheet(PDF) 3 Page - RICOH electronics devices division

Part No. R5VL20C
Description  VOLTAGE DETECTOR
Download  29 Pages
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Maker  RICOH [RICOH electronics devices division]
Homepage  http://www.ricoh.com
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R5VL20C Datasheet(HTML) 3 Page - RICOH electronics devices division

 
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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 .............................................................
18
6) Pch Driver Output Current vs. Input Voltage..............................................................
19
7) Output Delay Time vs. Load Capacitance ................................................................
20
TYPICAL APPLICATIONS ............................................................................21
• R
×5VL××A CPU Reset Circuit(Nch Open Drain Output).....................................................21
• R
×5VL××C CPU Reset Circuit (CMOS Output) ..............................................................21
• R
×5VL××A Output delay Time Circuit .......................................................................21
• Memory Back-up Circuit....................................................................................
21
• Voltage Level Indicator Circuit (lighted when the power runs out) ..........................................
22
• Detector Threshold Changing Circuit .......................................................................
22
• Window Comparator Circuit ................................................................................
22
• Excessive Charge Preventing Circuit.......................................................................
22
PACKAGE DIMENSIONS ..............................................................................24
TAPING SPECIFICATIONS ...........................................................................25
R
×5VL SERIES
APPLICATION MANUAL
CONTENTS


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