RN5VS09AA-TL Просмотр технического описания (PDF) - RICOH Co.,Ltd.

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RN5VS09AA-TL

LOW VOLTAGE DETECTOR

RICOH Co.,Ltd. 

RN5VS SERIES

APPLICATION MANUAL

CONTENTS

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

• RN5VS××A CPU Reset Circuit(Nch Open Drain Output) ....................................................22

• RN5VS××C CPU Reset Circuit(CMOS Output) .............................................................22

• RN5VS××A Output delay Time Circuit 1.....................................................................22

• RN5VS××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

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