R3130N RICOH [RICOH electronics devices division], R3130N Datasheet
R3130N
Available stocks
Related parts for R3130N
R3130N Summary of contents
Page 1
... R3130N Series output “L” at detection mode, while R3131N Series output “H”. Further, each of R3130N/R3131N Series embeds an output delay generator, when Supply Voltage crosses a setting detector threshold voltage from a low value to a higher value, during a setting delay time which is fixed in the IC, this IC keeps the reset condition ...
Page 2
... BLOCK DIAGRAMS R3130NxxxA Nch Open Drain Output Vref GND R3131NxxxA Nch Open Drain Output Delay Circuit + Vref GND Delay OUT Circuit GND V DD OUT GND R3130NxxxC CMOS Output - Delay Circuit + Vref R3131NxxxC CMOS Output - Delay Circuit + Vref OUT OUT ...
Page 3
... Output Voltage V SS R3130N Operation Diagram • Output Delay Operation Output Delay Time, or Tdelay is specified as follows the case of Nch open drain output: The time interval from rising edge of V 2.5V under the condition that the output pin (OUT) is pulled through a 470kΩ resistor. ...
Page 4
... R3130N/R3131N SELECTION GUIDE The detector threshold , the output type, and Output delay time of R3130N/R3131N series can be designated at the user’s request by specifying the part number as follows: R3130Nxxxx(x)-TR R3131Nxxxx(x)-TR ↑ ↑ ↑ ↑ Code Setting Detector Threshold (V Stepwise setting with a step of 0.1V in the range of 1.6V to 4.8V is possible. ...
Page 5
... V DD =2.73V V DD =2.53V V DD =2.73V, I =−500µ OUT =2.53V, I =1.2Ma V DD OUT −40°C < = < = Topt 85°C R3130N/R3131N Rating Unit 6.5 V −0 +0 −0 150 mW −40 to +85 °C −55 to +125 °C 260°C, 10s [Topt=25° ...
Page 6
... Output Voltage OL ∗ 2 Output Delay Time for release Refer to electrical characteristics by Output Delay Time for release Tdelay ∆V / Detector Threshold DET ∆Topt Temperature Coefficient • R3130N30xx8-TR Symbol Item V Maximum Operating Voltage DDH ∗ 1 Minimum Operating Voltage V DDL V Detector Threshold ...
Page 7
... V DD =4.50V V DD =4.30V V DD =4.50V, I =−800µA V 0.8×V DD OUT =4.30V, I =3.2mA V DD OUT Refer to electrical characteristics by Output Delay Time for release −40°C < = < = Topt 85°C R3130N/R3131N [Topt=25°C] Typ. Max. Unit 6.0 V 0.75 1.00 V 4.000 4.060 V µA 1.40 5.00 µA 1.30 4.00 µA 1.15 3.50 0.95× ...
Page 8
... R3130N/R3131N • R3130N46xx5-TR Symbol Item V Maximum Operating Voltage DDH ∗ 1 Minimum Operating Voltage V DDL V Detector Threshold DET I Supply Current1 SS1 I Supply Current2 SS2 I Supply Current3 SS3 V “H” Output Voltage OH V “L” Output Voltage OL ∗ 2 Tdelay Output Delay Time for release Refer to electrical characteristics by Output Delay Time for release ∆ ...
Page 9
... V DS Drain Output 3.034 =6.00V V DD =3.18V V DD =2.98V V DD =2.98V, I =−500µA V 0.8×V DD OUT =3.18V, I =1.2mA V DD OUT −40°C < = < = Topt 85°C R3130N/R3131N [Topt=25°C] Typ. Max. Unit 6.0 V 0.90 1.00 V 2.930 2.973 V µA 1.40 5.00 µA 1.25 4.00 µA 1.10 3.50 V 0.93× 0.16 0.30 V ±100 ppm/°C [Topt=25° ...
Page 10
... R3130N/R3131N • R3131N40xx-TR Symbol Item V Maximum Operating Voltage DDH ∗ Minimum Operating Voltage DDL V Detector Threshold DET I Supply Current1 SS1 I Supply Current2 SS2 I Supply Current3 SS3 V “H” Output Voltag OH V “L” Output Voltage OL ∗ 2 Output Delay Time for release Tdelay ∆ ...
Page 11
... OUT Refer to electrical characteristics by Output Delay Time for release −40°C < = < = Topt 85°C which is set from 1. Output Delay Time (Tdelay) Test Condition Min +1.0V 180 DET 216 360 R3130N/R3131N [Topt=25°C] Min. Typ. Max. 6.0 0.90 1.00 4.581 4.650 4.719 1.40 5.00 1.30 4.00 1.15 3.50 0.8×V 0.95×V ...
Page 12
... R3130N/R3131N ELECTRICAL CHARACTERISTICS BY DETECTOR THRESHOLD • R3130N16EA/C to R3130N48EA/C Detector Threshold Part Number V (V) DET Min. Typ. R3130N16EA/C 1.576 1.600 R3130N17EA/C 1.675 1.700 R3130N18EA/C 1.773 1.800 R3130N19EA/C 1.872 1.900 R3130N20EA/C 1.970 2.000 R3130N21EA/C 2.069 2.100 R3130N22EA/C 2.167 2.200 R3130N23EA/C 2.266 2.300 R3130N24EA/C 2 ...
Page 13
... Minimum Operating Voltage V (V) V (V) OL DDL Typ. Max. Typ. Max. Min. 0.16 0.30 ∗1 ∗1 216 0.75 1.00 0.18 0.40 R3130N/R3131N Topt=25°C Detector Threshold Output Delay Time Temperature Coefficient ∆V /∆Topt DET Tdelay (ms) (ppm/°C) Typ. Max. Condition Typ. −40°C < = Topt < = ±100 240 264 85°C 13 ...
Page 14
... R3130N/R3131N • R3131N16EA/C to R3131N48EA/C Detector Threshold Part Number V (V) DET Min. Typ. R3131N16EA/C 1.576 1.600 R3131N17EA/C 1.675 1.700 R3131N18EA/C 1.773 1.800 R3131N19EA/C 1.872 1.900 R3131N20EA/C 1.970 2.000 R3131N21EA/C 2.069 2.100 R3131N22EA/C 2.167 2.200 R3131N23EA/C 2.266 2.300 R3131N24EA/C 2.364 2.400 R3131N25EA/C 2.463 2 ...
Page 15
... Typ. Max. Typ. Max. Min. 0.16 0.30 ∗2 ∗2 216 0.90 1.00 0.18 0.40 voltage when Off-leakage Current becomes equal or less than 0.1µA. DD R3130N/R3131N Topt=25°C Detector Threshold Output Delay Time Temperature Coefficient ∆V /∆Topt DET Tdelay (ms) (ppm/°C) Typ. Max. Condition Typ −40°C < = Topt < = ± ...
Page 16
... R3130N/R3131N OPERATION • Operation of R3130N Series Comparator Vref Rb Block Diagram 1 2 Supply A Voltage ( Output Voltage (OUT) Operating Diagram In the above diagram, 1 Output voltage becomes equal to supply voltage (Nch open drain output Type; equal to pull-up Voltage). 2When supply voltage is down to the detector threshold level (Point A), Vref Output of the comparator is reversed, thus output voltage becomes equal to GND level ...
Page 17
... OUT pin is connected to the drain of OUT Nch Tr. in this IC. (OUT pin should be pulled level.) Nch GND Detector Threshold(V DET) =Released Voltage Minimum Operating Voltage(V ) DDL GND Tdelay GND < R3130N/R3131N or an external voltage DD > = × Rb/(Ra+Rb) is true. Then × Rb/(Ra+Rb) is true. Then output DD 17 ...
Page 18
... Test Circuit for Detector Threshold V DD OUT R313xN V IN Series GND I OUT Test Circuit for “L” Output Voltage R313xN V IN Series R3130N Series R3131N Series Tdelay Test Circuit for Output Delay Time 5V 470kΩ V OUT OUT OUT ...
Page 19
... Input Voltage V R3131N44xx 2.0 1.6 1.2 0.8 0.4 0 Input Voltage V Topt=85°C -40° [V] IN Topt=85°C -40° [V] IN Topt=85°C 25°C -40° [V] IN R3130N/R3131N R3131N29xx3 2.0 Topt=85°C 1.6 25°C 1.2 0.8 0.4 0 Input Voltage V [V] IN R3131N40xx 2.0 25°C Topt=85°C 1.6 1.2 0.8 0.4 0 Input Voltage V [V] IN R3131N46xx5 2 ...
Page 20
... Temperature Topt[°C] R3130N30xx8 3.13 3.11 3.09 3.07 3.05 3.03 3.01 -50 -25 0 Temperature Topt[°C] R3130N44xx 4.45 4.43 4.41 4.39 4.37 4.35 4.33 4.31 4.29 -50 -25 0 Temperature Topt[° 100 100 100 R3130N29xx3 2.99 2.97 2.95 2.93 2.91 2.89 2.87 -50 - Temperature Topt[°C] R3130N40xx 4.08 4.06 4.04 4.02 4.00 3.98 3.96 3.94 3.92 -50 - Temperature Topt[°C] R3130N46xx5 4.69 4.67 4.65 4.63 4.61 4.59 4.57 4.55 4.53 -50 - Temperature Topt[°C] 75 100 75 100 75 100 ...
Page 21
... Nch Driver Output Current vs. V R3130N26xx3 1.0V 0 0.0 0.5 1 R3130N30xx8 1.0V 0 0.0 0.5 1 R3130N44xx 20 V =4. 2.0V 5 1.0V 0 0.0 0.5 1.0 1 =2.0V DD 1.5 2.0 [V] V =2.0V DD 1.5 2.0 [V] 3.0V 2.0 2.5 3.0 [V] R3130N/R3131N R3130N29xx3 10 V =2. 1.0V 0 0.0 0.5 1.0 1.5 V [V] DS R3130N40xx 20 V =3. 2.0V 5 1.0V 0 0.0 0.5 1.0 1.5 2.0 2.5 V [V] DS R3130N46xx5 20 V =4. 2.0V 5 1.0V 0 0.0 0.5 1.0 1.5 2.0 2.5 V [V] DS 2.0 3.0 3.0V 3.0 21 ...
Page 22
... R3130N/R3131N R3131N26xx3 0.0 0.5 1.0 R3131N30xx8 20 6. 0.0 0.5 1.0 R3131N44xx 20 6. 0.0 0.5 1.0 22 4.0V V =3.0V DD 1.5 2.0 2.5 3 =4.0V DD 5.0V 1.5 2.0 2.5 3.0 V [V] DS =5.0V DD 1.5 2.0 2.5 3.0 V [V] DS R3131N29xx3 20 4.0V 6.0V V =3. 5. 0.0 0.5 1.0 1.5 2.0 2.5 V [V] DS R3131N40xx 20 6.0V V =5. 0.0 0.5 1.0 1.5 2.0 2.5 V [V] DS R3131N46xx5 20 6.0V V =5. 0.0 0.5 1.0 1.5 2.0 2.5 V [V] DS 3.0 3.0 3.0 ...
Page 23
... IN R3130N/R3131N R3130N29xx3 Topt=-40° 25° 85° 0.5 1 1.5 2 2.5 Input Voltage V [V] IN R3130N40xx Topt=-40°C 10 25° 85° Input Voltage V [V] IN R3130N46xx5 Topt=-40°C 12 25° 85°C ...
Page 24
... R3130N/R3131N R3131N26xx3 Input Voltage V R3131N30xx8 Input Voltage V R3131N44xx Input Voltage =0.5V DS Topt=-40°C 25°C 85° [ =0.5V DS Topt=-40°C 25°C 85° ...
Page 25
... IN V =-2.1V DS -1.5V -1.0V -0. [V] IN R3130N/R3131N R3130N29xx3 12 V =-2. -1. Input Voltage V [V] IN R3130N40xx 12 V =-2. -1. -1.0V 4 -0. Input Voltage V [V] IN R3130N46xx5 12 V =-2. -1. -1. Input Voltage V [ ...
Page 26
... R3130N/R3131N R3131N26xx3 0.5 1 Input Voltage V R3131N30xx8 Input Voltage V R3131N44xx Input Voltage =-2.1V DS -1.5V -1.0V -0.5V 1.5 2 2 =-2.1V DS -1.5V -1.0V -0. [ =-2.1V DS -1.5V -1.0V -0. [V] IN R3131N29xx3 5 V =-2. -1.5V 3 -1.0V 2 -0. Input Voltage V ...
Page 27
... Temperature Topt[°C] R3131N44xx -50 -25 0 Temperature Topt[° 100 100 100 R3130N/R3131N R3131N29xx3 -50 - Temperature Topt[°C] R3131N40xx -50 - Temperature Topt[°C] R3131N46xx5 ...
Page 28
... R3130N/R3131N 7) Power-on Reset Delay Time vs. Temperature R3131NxxAx -50 -25 0 Temperature Topt[°C] R3131NxxDx 250 225 200 175 150 -50 -25 0 Temperature Topt[°C] R3131NxxHx 500 450 400 350 300 -50 -25 0 Temperature Topt[° 100 100 100 ...
Page 29
... If the transient time from the minimum input voltage to the detector threshold level at the power-on state is 30µs or less, fully evaluation is necessary. TECHNICAL NOTES R313xN Series GND R3130N/R3131N R1 R2 OUT Figure B 29 ...