R3111X RICOH [RICOH electronics devices division], R3111X Datasheet

no-image

R3111X

Manufacturer Part Number
R3111X
Description
LOW VOLTAGE DETECTOR
Manufacturer
RICOH [RICOH electronics devices division]
Datasheet
OUTLINE
supply current, which can be operated at an extremely low voltage and is used for system reset as an example.
an output driver and a hysteresis circuit. The detector threshold is fixed with high accuracy internally and does
not require any adjustment.
single battery.
FEATURES
APPLICATIONS
LOW VOLTAGE DETECTOR
The R3111x series are CMOS-based voltage detector ICs with high detector threshold accuracy and ultra-low
Each of these ICs consists of a voltage reference unit, a comparator, resistors for detector threshold setting,
Three output types, Nch open drain “L” type, Nch open drain “H” type and CMOS type are available.
The R3111x Series are operable at a lower voltage than that for the Rx5VL series, and can be driven by a
Six types of packages, TO-92, SOT-89, SOT-23-3, SOT-23-5, SC-82AB, and SON1612-6 are available.
• Supply Current ......................................................................Typ. 0.8µA (V
• Range of Operating Voltage..................................................0.7V to 10.0V (Topt=25°C)
• Detector Threshold................................................................0.9V to 6.0V
• Accuracy Detector Threshold................................................±2.0%
• Temperature-Drift Coefficient of Detector Threshold ............Typ. ±100ppm/°C
• Output Types.........................................................................Nch Open Drain “L”, Nch Open Drain “H”, and
• Packages ..............................................................................TO-92, SOT-89, SOT-23-3, SOT-23-5,
• CPU and Logic Circuit Reset
• Battery Checker
• Window Comparator
• Wave Shaping Circuit
• Battery Back-up Circuit
• Power Failure Detector
R3111x SERIES
CMOS
SC-82AB, SON1612-6
DD
=1.5V)
NO.EA-056-070829
1

Related parts for R3111X

R3111X Summary of contents

Page 1

... Three output types, Nch open drain “L” type, Nch open drain “H” type and CMOS type are available. The R3111x Series are operable at a lower voltage than that for the Rx5VL series, and can be driven by a single battery. ...

Page 2

... R3111x BLOCK DIAGRAMS R3111xxxxA V DD Vref R3111xxxxC V DD Vref 2 R3111xxxxB V OUT DD Vref GND OUT GND OUT GND ...

Page 3

... Ex.TO-92: TZ, SOT-89: T1, SOT-23-3, SOT-23-5, SC-82AB, SON1612- prescribed as standard directions. (Refer to Taping Specifications.) Antistatic bag for TO-92: C Designation of Composition of pin plating f -F: Lead free plating (TO-92, SOT-89, SOT-23-3, SOT-23-5, SC-82AB, SON1612-6) ← Part Number e f Contents ); DET =−V DD DET =−V DD DET =− DET ) ) R3111x 3 ...

Page 4

... R3111x PIN CONFIGURATIONS TO-92 SOT-89 (mark side) (mark side PIN DESCRIPTIONS TO-92 Pin No. Symbol GND 3 OUT SOT-23-5 Pin No. Symbol 1 OUT GND SOT-23-3 SOT-23 (mark side) (mark side SOT-89 Pin No. Symbol 1 OUT ...

Page 5

... Lead temperature (Soldering For Power Dissipation, please refer to PACKAGE INFORMATION to be described. Item Rating −0 −0 300 900 420 420 380 500 − −55 to 125 R3111x Unit °C °C 260°C, 10s 5 ...

Page 6

... Minimum Operating Voltage DDL I Output Current (Driver Output Pin) OUT t Output Delay Time PLH ∆−V / Detector Threshold Temperature DET ∆Topt Coefficient • R3111x18xA/C Symbol −V Detector Threshold DET V Detector Threshold Hysteresis HYS I Supply Current SS V Maximum Operating Voltage DDH V Minimum Operating Voltage ...

Page 7

... DD )+2.0V)/2. DET 0.7V to (+V )+2.0V and output DET R3111x = Topt 25°C Unit V V µ µs ppm/°C = Topt 25°C Unit V V µ µs ppm/°C 0.7V 7 ...

Page 8

... Minimum Operating Voltage DDL I Output Current (Driver Output Pin) OUT t Output Delay Time PLH ∆−V / Detector Threshold Temperature DET ∆Topt Coefficient • R3111x54xA/C Symbol −V Detector Threshold DET V Detector Threshold Hysteresis HYS I Supply Current SS V Maximum Operating Voltage DDH V Minimum Operating Voltage ...

Page 9

... Min. Typ. Max. 4.312 4.400 4.488 0.132 0.220 0.308 1.1 3.3 1.3 3.9 10 0.55 0.70 < = 0.65 0.80 85°C 2.5 =5.5V 100 < = ±100 85°C input pulse from DD )+2.0V)/2. DET 0.7V to (+V )+2.0V and output DET R3111x = Topt 25°C Unit V V µ µs ppm/°C = Topt 25°C Unit V V µ µs ppm/°C 0.7V 9 ...

Page 10

... Output Delay Time ( defined as follows: PLH 1. In the case of Nch Open Drain Output:(R3111xxxxA/B) Under the condition of the output pin (OUT) is pulled up through a resistor of 470kΩ to 5V, the time interval between the rising edge the case of CMOS Output:(R3111xxxxC) ...

Page 11

... R3111x 11 ...

Page 12

... R3111x ELECTRICAL CHARACTERISTICS BY DETECTOR THRESHOLD • R3111x09x to R3111x60x Detector Threshold Part − Number DET Min. Typ. R3111x09xx 0.882 0.900 R3111x10xx 0.980 1.000 R3111x11xx 1.078 1.100 R3111x12xx 1.176 1.200 R3111x13xx 1.274 1.300 R3111x14xx 1.372 1.400 R3111x15xx 1.470 1.500 R3111x16xx 1.568 1.600 R3111x17xx 1 ...

Page 13

... Output Current OUT1 Condition Min. Typ. Condition Nch Nch =0.05V = V 0.01 0. =0.7V V 0.5V DD *3) Output Current ( R3111xxxxB has not been described. Please inquire details. OUT Output Delay 3 * Output Current 2 Time [ µ OUT2 PLH Min. Typ. Max 0.05 0.5 0.85V = V DD ...

Page 14

... V "H", then the output voltage is equal to the pull-up voltage. The voltage level of Point B means a released voltage (+V ). DET ∗) The difference between a released voltage and a detector threshold voltage is a detector threshold hysteresis. 14 Nch Tr.1 Block Diagram (R3111xxxxA Detector Threshold B A Hysteresis ...

Page 15

... Operation of R3111xxxxB Comparator Ra Rb Vref Tr Released Voltage +V DET A Detector Threshold -V DET Supply Voltage ( Minimum Operating Voltage V DDL GND Pull-up Voltage Output Voltage (V ) OUT GND • Explanation of operation Step 1. The output voltage is equal to the GND level. > = ×(Rb+Rc)/(Ra+Rb+Rc) is true result, the output of comparator is reversed Step 2. At Point “ ...

Page 16

... Step 5. At Point “B”, Vref V "H", then the output voltage is equal to the supply voltage (V released voltage (+V ∗) The difference between a released voltage and a detector threshold voltage is a detector threshold hysteresis. 16 Comparator Ra Rb Tr.1 Rc Block Diagram (R3111xxxxC Detector Threshold B A Hysteresis Output ...

Page 17

... CMOS Output type OUT R3111x V IN Series OUT V GND DD ∗Apply to CMOS Output type only R IN 470kΩ R3111x DD Series OUT P.G. C GND IN Output Delay Time Test Circuit (2) R3111x − OUT 470kΩ OUT ...

Page 18

... Temperature Topt(°C) 18 Topt=85°C 25°C -40° (V) IN Topt=85°C 25°C -40° ( DET -V DET 100 R3111x27xC 2.0 Topt=85°C 1.5 1.0 0.5 0 Input Voltage V (V) IN R3111x27xC 2.9 2.8 +V DET 2.7 -V DET 2.6 2.5 -60 -40 - Temperature Topt(°C) 25°C -40° ...

Page 19

... DET DET 100 1 1.2 1.4 1.6 (V) IN 2.5 3 3.5 4 (V) IN R3111x09xA 5V Pull-up 470kΩ 6 Topt=-40° 25° 85° 0.2 0.4 0.6 0.8 1 1.2 Input Voltage V (V) IN R3111x27xA 5V Pull-up 470kΩ Topt=-40°C 4 25°C 3 85° 0.5 1 1.5 2 2.5 3 Input Voltage V (V) IN R3111x 1.4 1.6 3 ...

Page 20

... DS Topt=25°C V =2.5V DD 2.0V 1.5V 1.5 2 2.5 V (V) DS R3111x45xA 5V Pull-up 470kΩ 6 Topt=-40°C 5 25°C 4 85° Input Voltage V (V) IN R3111x09xC 300 250 V =0.8V DD 200 150 100 0. 0.02 0.04 0.06 V (V) DS R3111x27xC 300 250 V =0.8V DD 200 150 0.7V 100 0.02 0.04 ...

Page 21

... Input Voltage V Topt=25°C 300 V =4.5V DD 250 4.0V 200 3.5V 150 3.0V 100 2.5V 50 2.5 3 3 -40°C 0.6 0.8 1 (V) IN 25°C 85° (V) IN R3111x45xC V =0. 0.02 0.04 0.06 V (V) DS R3111x27xC Topt=-40°C 25° 85° 0.5 1 1.5 1 Input Voltage V (V) IN R3111x Topt=25°C 0.08 0.1 2 ...

Page 22

... Load Capacitance C 22 Topt=25°C V =0. (V) IN Topt=25°C V =2.1V DS 1.5V 1.0V 0. (V) IN 100 0.1 0.01 0.001 0.01 0.1 (µF) OUT R3111x27xC 3.5 3.0 V =2.1V DS 2.5 2.0 1.5 1.0 0.5 0 Input Voltage V (V) IN R3111x27xA 10 tPLH 1 tPHL 0.0001 0.001 0.01 Load Capacitance C OUT Topt=25°C 1.5V 1.0V 0. 0.1 (µF) ...

Page 23

... R3111x09xA 100 10 t PHL 1 0.1 t PLH 0.01 0.001 0.0001 0.001 Input Pin Capacitance C R3111x45xA 100 PLH 0.1 t PHL 0.01 0.001 0.001 0.01 Input Pin Capacitance C 0.01 0.1 (µF) OUT 100 10 1 0.1 0.01 0.001 0.01 0.1 0.0001 (µF) IN 0.1 1 (µF) IN R3111x R3111x27xA t PLH t PHL 0.001 0.01 0.1 Input Pin Capacitance C (µ ...

Page 24

... R DD R3111xxxxA Series OUT GND • Memory Back-up Circuit R3111xxxxC Series GND 24 Case 2. Input Voltage to R3111xxxxA is unequal CPU RESET GND CPU RESET GND • R3111xxxxA Output Delay Time Circuit 2 (Nch Open Drain Output) ...

Page 25

... C ∗ the value set excessively large, voltage drop may occur caused by the supply current of IC itself, and detector threshold may vary OUT Series OUT R3111xxxxC Series R3 OUT GND ) × (Ra + Rb)/ DET DET V SS OUT ...

Page 26

... IC itself. Released voltage may also shift and delay time for start-up might be generated by this usage. When R3111xxxxC (CMOS Output Type) is used in Figure A or Figure B, Output level could be unstable by cross conduction current which is generated at detector threshold level or at released voltage level, therefore, do not use this IC with the connection in Figure A or Figure B ...

Page 27

PACKAGE INFORMATION • TO-92 (SC-43A) PACKAGE DIMENSIONS 5.2Max. 0.6Max. 0.55Max 1.27 2.54 TAPING SPECIFICATION RF When TZ type tape is pulled out from the direction B User Direction of Feed TAPING REEL DIMENSIONS (RF, RR) (1reel=2000pcs) 4.2Max. ...

Page 28

PACKAGE INFORMATION POWER DISSIPATION (TO-92) This specification is at mounted on board. Measurement Result Power Dissipation θja=(125−25°C)/0.3W=333°C/W Thermal Resistance 500 400 300 200 100 Ambient Temperature (°C) Power Dissipation (Topt=25°C,Tjmax=125°C) Free Air 300mW Free Air 75 ...

Page 29

PACKAGE INFORMATION • SOT-89 (SC-62) PACKAGE DIMENSIONS 0.42±0.2 TAPING SPECIFICATION (T1: Standard Type) 0.3±0.1 2.5MAX. TAPING REEL DIMENSIONS (1reel=1000pcs) 4.5±0.1 1.6±0.2 ∅1 0.4 7 ±0.1 0.42±0.2 1.5±0.1 1.5±0.1 +0.1 ∅1 User Direction of Feed 21±0.8 2±0.5 ...

Page 30

PACKAGE INFORMATION POWER DISSIPATION (SOT-89) This specification is at mounted on board. Power Dissipation (P This specification is based on the measurement at the condition below: Measurement Conditions Environment Board Material Board Dimensions Copper Ratio Through-hole Measurement Result Power Dissipation ...

Page 31

PACKAGE INFORMATION • SOT-23-5 (SC-74A) PACKAGE DIMENSIONS TAPING SPECIFICATION 2.0Max. TAPING REEL DIMENSIONS REUSE REEL (EIAJ-RRM-08Bc) (1reel=3000pcs) 2.9±0.2 1.9±0.2 (0.95) (0.95 0.4±0.1 +0.1 φ1.5 0 0.3±0.1 3.3 TR User Direction of Feed 2±0.5 21±0.8 PE-SOT-23-5-0610 ...

Page 32

PACKAGE INFORMATION POWER DISSIPATION (SOT-23-5) This specification is at mounted on board. Power Dissipation (P This specification is based on the measurement at the condition below: (Power Dissipation (SOT-23-5) is substitution of SOT-23-6.) Measurement Conditions Environment Board Material Board Dimensions ...

Page 33

PACKAGE INFORMATION • SOT-23-3 (SC-59A) PACKAGE DIMENSIONS TAPING SPECIFICATION (T1: Standard Type) 2.0MAX. TAPING REEL DIMENSIONS (1reel=3000pcs) 2.9 0.2 0.4 0 0.16 (0.95) (0.95) 1.9 0.2 4.0 0.1 +0.1 1.5 0 0.3 0.1 3.3 4.0 0.1 TR ...

Page 34

PACKAGE INFORMATION POWER DISSIPATION (SOT-23-3) This specification is at mounted on board. Power Dissipation (P This specification is based on the measurement at the condition below: (Power Dissipation (SOT-23-3) is substitution of SOT-23-6.) Measurement Conditions Environment Board Material Board Dimensions ...

Page 35

PACKAGE INFORMATION • SC-82AB PACKAGE DIMENSIONS 0.3±0.1 TAPING SPECIFICATION 1.6MAX. TAPING REEL DIMENSIONS (1reel=3000pcs) 2±0.2 1.3±0.2 0.9±0.1 (0.7) 0.3±0 0.3±0.1 0.4±0.1 0.05 +0.1 4.0±0.1 ∅ 1.5 0.2±0.1 0 2.2 4.0±0.1 TR User Direction of Feed 11.4±1.0 ...

Page 36

PACKAGE INFORMATION POWER DISSIPATION (SC-82AB) This specification is at mounted on board. Power Dissipation (P This specification is based on the measurement at the condition below: Measurement Conditions Environment Board Material Board Dimensions Copper Ratio Through-hole Measurement Result Power Dissipation ...

Page 37

PACKAGE INFORMATION • SON1612-6 PACKAGE DIMENSIONS 1.6±0 0.08 TAPING SPECIFICATION TAPING REEL DIMENSIONS (1reel=4000pcs 0.125±0.055 0.22±0.05 0.08 M 4.0±0.1 1.5 +0.1 0 0.25±0.1 1.75 4.0±0.1 1.1MAX. TR User Direction of Feed 2±0.5 21±0.8 PE-SON1612-6-0510 0.5 0.3TYP. ...

Page 38

PACKAGE INFORMATION Power Dissipation (SON1612-6) This specification is at mounted on board. Power Dissipation (P ) depends on conditions of mounting on board. This specification is based on the D measurement at the condition below: Measurement Conditions Environment Board Material ...

Page 39

MARK INFORMATION R3111E SERIES MARK SPECIFICATION • TO-92 (SC-43A Series Name: R3111 (fixed) : Detector Threshold: ex. − ...

Page 40

MARK INFORMATION R3111H SERIES MARK SPECIFICATION • SOT-89 (SC-62 • Part Number vs. Product Code Product Code Part Number Part Number R3111H091A R3111H351A ...

Page 41

MARK INFORMATION R3111Nxx1 SERIES MARK SPECIFICATION • SOT-23-5 (SC-74A • Part Number vs. Product Code Product Code Part Number Part Number 1 2 R3111N091A 9 A R3111N351A R3111N101A 0 B R3111N361A R3111N111A ...

Page 42

MARK INFORMATION R3111Nxx2x SERIES MARK SPECIFICATION • SOT-23-3 (SC-59A • Part Number vs. Product Code Product Code Part Number Part Number 1 2 R3111N092A A 9 R3111N352A R3111N102A B 0 R3111N362A R3111N112A ...

Page 43

MARK INFORMATION R3111Q SERIES MARK SPECIFICATION • SC-82AB , • Part Number vs. Product Code Product Code Part Number Part Number 1 2 R3111Q091A K 9 R3111Q481A R3111Q101A L 0 R3111Q491A R3111Q111A L 1 R3111Q501A R3111Q121A L ...

Page 44

MARK INFORMATION R3111D SERIES MARK SPECIFICATION • SON1612 • Part Number vs. Product Code Product Code Part Number Part Number R3111D091A R3111D481A R3111D101A A ...

Related keywords