Details, datasheet, quote on part number: RX5VT54A
PartRX5VT54A
Category
DescriptionLOW Voltage Detector
CompanyRicoh Corporation
DatasheetDownload RX5VT54A datasheet
  

 

Features, Applications

1. The products and the product specifications described in this application manual are subject to change or discontinuation of production without notice for reasons such as improvement. Therefore, before deciding to use the products, please refer to Ricoh sales representatives for the latest information thereon. 2. This application manual may not be copied or otherwise reproduced in whole or in part without prior written consent of Ricoh. 3. Please be sure to take any necessary formalities under relevant laws or regulations before exporting or otherwise taking out of your country the products or the technical information described herein. 4. The technical information described in this application manual shows typical characteristics of and example application circuits for the products. The release of such information is not to be construed as a warranty or a grant of license under Ricoh's or any third party's intellectual property rights or any other rights. 5. The products listed in this document are intended and designed for use as general electronic components in standard applications (office equipment, computer equipment, measuring instruments, consumer electronic products, amusement equipment etc.). Those customers intending to use a product in an application requiring extreme quality and reliability, for example, in a highly specific application where the failure or misoperation of the product could result in human injury or death (aircraft, spacevehicle, nuclear reactor control system, traffic control system, automotive and transportation equipment, combustion equipment, safety devices, life support system etc.) should first contact us. 6. We are making our continuous effort to improve the quality and reliability of our products, but semiconductor products are likely to fail with certain probability. In order prevent any injury to persons or damages to property resulting from such failure, customers should be careful enough to incorporate safety measures in their design, such as redundancy feature, fire-containment feature and fail-safe feature. We do not assume any liability or responsibility for any loss or damage arising from misuse or inappropriate use of the products. 7. Anti-radiation design is not implemented in the products described in this application manual. 8. Please contact Ricoh sales representatives should you have any questions or comments concerning the products or the technical information.

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 R 5VTA CPU Reset Circuit(Nch Open Drain R 5VTC CPU Reset Circuit(CMOS R 5VTA Output delay Time Circuit R 5VTA 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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