R3112N271A-TR RICOH Co.,Ltd., R3112N271A-TR Datasheet
R3112N271A-TR
Specifications of R3112N271A-TR
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R3112N271A-TR Summary of contents
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OUTLINE The R3112 Series are voltage detector ICs with high detector threshold accuracy and ultra-low supply current by CMOS process, which can be operated at an extremely low voltage and is used for system reset as an example. Each of ...
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OPERATION Comparator Ra Current Source - + Rb Vref Rc Output Capacitor Fig. 1 Block Diagram with an external capacitor Released Voltage VDET + HYSTERESIS RANGE Detector Threshold A -V DET Supply Voltage (VDD) VDDL Minimum Operating ...
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Operation of Output Delay Supply Voltage Capacitor Voltage Output Voltage When the Supply Voltage which is higher than Released Voltage is forced to V external capacitor starts, then capacitor voltage increases. Until the capacitor voltage reaches to CD Pin Threshold ...
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SELECTION GUIDE The package type, the detector threshold, the output type, and the taping type of R3112 Series can be designated at the users’ request by specifying the part number as follows; R3112 Code a Designation of Package Type; Q:SC-82AB ...
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ABSOLUTE MAXIMUM RATINGS Symbol Item V Supply Voltage DD V Output Voltage(CMOS) OUT1 V Output Voltage(Nch) OUT2 I Output Current OUT P Power Dissipation(SOT23-5) D Power Dissipation(SC82-AB) T Operating Temperature Range opt T Storage Temperature Range stg T Lead temperature ...
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R3112x271A/C Symbol Item -V Detector Threshold DET V Detector Threshold Hysteresis HYS I Supply Current SS V Maximum Operating Voltage DDH V Minimum Operating Voltage* DDL I Output Current OUT (Driver Output Pin pin Threshold Voltage TCD I ...
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TEST CIRCUITS *Pull-up circuit is not necessary for CMOS Output type, or R3112XXXXC. Supply Current Test Circuit R3112X Series GND Nch Driver Output Current Test Circuit V DD R3112 V IN Series OUT GND CD Pin ...
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TYPICAL CHARACTERISTICS 1) Supply Current vs. Input Voltage R3112X091X 1.5 1.2 Topt= 0.6 0 Input Voltage V R3112X271X 1.5 1.2 0 0.6 0 ...
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R3112X271X 2.90 2.85 2.80 2.75 2.70 2.65 2.60 -50 - Temperature Topt 3) Output Voltage vs. Input Voltage R3112X091X Nch Output Type: V 1.0 0.8 0.6 Topt=- 0.0 0 0.2 0.4 ...
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R3112X271X Nch Output Type: V 3.0 2.5 2.0 1.5 1.0 Topt=- 0.0 0.0 0.5 1.0 1.5 Input Voltage V R3112X451X Nch Output Type: V 5.0 4.5 4.0 3.5 3.0 2.5 2.0 1.5 Topt=-40 C ...
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R3112X271X =1. 0.5 1 1 Nch Driver Output Current vs. Input Voltage R3112X091X 2.0 1.5 1 0.5 Topt=85 C 0.0 0 0.2 0.4 0.6 ...
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Pch Driver Output Current vs. Input Voltage R3112X091C Input Voltage V R3112X271C ...
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R3112X271X 1.9 1.8 1.7 1.6 1.5 1.4 1.3 -50 - Temperature Topt 8) C Pin Output Current vs. Input Voltage D R3112X091X 1 0.8 0.6 Topt=- 0.2 0.4 0.6 ...
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C Pin Output Current vs (Topt=25°C) R3112X091X 0 0.6 0.5 0.4 0 0.2 0 0.2 0.4 0.6 V (V) DS R3112X271X =1.0V ...
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R3112X271X 1000 100 0.1 0.01 0.0001 0.001 External Capacitance Cd(uF) 11) Delay Circuit Resistance vs. Temperature R3112XXX1X -50 - Temperature Topt Rev. 1.10 ...
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TECHNICAL NOTES R3112x Series OUT GND GND Figure A Figure B When R3112XXX1A (Nch Open Drain Output Type) is used in Figure A or Figure B, if Impedance of Voltage Supply pIn, V and V ...