NJU7708/09 VOLTAGE DETECTOR with Delay Function GENERAL DESCRIPTION The NJU7708/09 is a low quiescent current voltage detector with delay function featuring high precision detection voltage. The detection voltage is fixed internally with an accuracy of 1.0%. NJU7708 is Nch. Open Drain and NJU7709 of output circuit form is a C-MOS output. PACKAGE OUTLINE NJU7708/09F FEATURES High Precision detection Voltage ±1.0% Low Quiescent Current 1.3µA Detection Voltage Range 1.5 ∼ 6.0V(0.1V step) Adjustable Delay Time (D1/D2 2bit control) 0ms/50ms/100ms/200ms Output Circuit Form NJU7708: Nch. Open Drain Type NJU7709: C-MOS Output Type CMOS Technology Package Outline SOT-23-5 (MTP5) PIN CONFIGURATION 5 4 1 2 3 NJU7708/09F PIN FUNCTION 1. D1 2. VSS 3. D2 4. VOUT 5. VDD DETECTION VOLTAGERANK LIST Device Name VDET NJU7708/09F15 1.5V NJU7708/09F27 2.7V NJU7708/09F42 4.2V NJU7708/09F06 6.0V Logical Table of Delay Time D1 D2 DELAY H H 0mS H L 50mS L H 100mS L L 200mS Ver.2004-03-09 -1- NJU7708/09 EQUIVALENT CIRCUIT NJU7708 NJU7709 VDD Delay Circuit Vref V OUT V OUT Delay Circuit Vref V SS D1 -2- D2 D1 D2 Ver.2004-03-09 NJU7708/09 NJU7708 ABSOLUTE MAXIMUM RATINGS PARAMETER SYMBOL Input Voltage VDD Output Voltage VOUT Output Current IOUT Power Dissipation PD Operating Temperature Topr Storage Temperature Tstg RATINGS +10 VSS-0.3 ∼ +10 50 200 -40 ∼ +85 -40 ∼ +125 ELECTRICAL CHARACTERISTICS PARAMETER SYMBOL Detection Voltage VDET TEST CONDITION Hysterisis Voltage VHYS Quiescent Current ISS VDD=VDET+1V Output Current IOUT Nch,VDS=0.5V Output Leak Current Detection Voltage Temperature Coefficient ILEAK VDD=VOUT=9V Delay Time (Ta=25°C) UNIT V V mA mW °C °C VDET=1.5V ∼ 1.9V Version VDET=2.0V ∼ 6.0V Version VDD=1.2V VDD=2.4V (≥2.7V Version) ∆VDET/∆Ta Ta=0 ∼ +85°C td Delay Time control Voltage VD1_H/ VD2_H VD1_L/ VD2_L Operating Voltage (*note 1) VDD VDD=VDET+1V, RL=100kΩ D1=H, D2=H D1=H, D2=L D1=L, D2=H D1=L, D2=L (Ta=25°C) MAX. UNIT +1.0% V MIN. -1.0% TYP. 70 90 130 V − − 0.75 4.5 − 1.0 1.3 2.0 7.0 − 1.7 2.2 − − 0.1 µA µA mA mA µA − ±100 − ppm/°C 25 42.5 85 170 1.5 0 100 50 100 200 − − 300 57.5 115 230 VDD 0.3 µS mS mS mS V V 0.7 − 9 V − (*note 1): The minimum Operating Voltage(VOPL) indicates the same value of the output voltage(VOUT) on condition that VOUT becomes 10% or less of the input voltage(VDD). Ver.2004-03-09 -3- NJU7708/09 TEST CIRCUIT Quiescent Current TEST CIRCUIT Detection Voltage /Minimum Operating Voltage TEST CIRCUIT ISS A V DD V OUT V DD NJM7708 V DD D2 V SS V OUT V NJM7708 D1 RL V DET / V OPL D1 Leak Current/Output Current TEST CIRCUIT V D2 V SS Delay Time=0mS TEST CIRCUIT Oscilloscope RL IOUT / ILEAK V DD V OUT V DD A V DD NJM7708 V DD D1 V SS V OUT / V DS D2 V DD V DD V SS D2 Delay Time=100mS TEST CIRCUIT D1 -4- V SS ch1 Oscilloscope RL ch2 V DD V OUT V DD NJM7708 D2 ch2 V OUT Oscilloscope RL ch1 NJM7708 D1 Delay Time=50mS TEST CIRCUIT V OUT ch1 ch2 V OUT NJM7708 D1 V SS D2 Ver.2004-03-09 NJU7708/09 Delay Time=200mS TEST CIRCUIT Oscilloscope RL V DD V DD ch1 ch2 V OUT NJM7708 D1 D2 V SS TYPICAL APPLICATION 1 Power Supply Voltage Supervisory Circuit V DD RL V DD V OUT Reset Signal INPUT NJM7708 Micro-Processor etc D1 V SS D2 2 Power Supply Voltage Supervisory Circuit (Another Power Supply to Micro-Processor) V DD1 V DD2 V DD V OUT NJM7708 RL Reset Signal INPUT Micro-Processor etc D1 Ver.2004-03-09 V SS D2 -5- NJU7708/09 NJU7709 ABSOLUTE MAXIMUM RATINGS PARAMETER SYMBOL Input Voltage VDD Output Voltage VOUT Output Current IOUT Power Dissipation PD Operating Temperature Topr Storage Temperature Tstg RATINGS +10 VSS-0.3 ∼ +10 50 200 -40 ∼ +85 -40 ∼ +125 ELECTRICAL CHARACTERISTICS PARAMETER SYMBOL Detection Voltage VDET Hysterisis Voltage VHYS Quiescent Current ISS TEST CONDITION VDD=VDET+1V Nch, VDS=0.5V Output Current IOUT Pch, VDS=0.5V Detection Voltage Temperature Coefficient Delay Time Delay Time control Voltage Operating Voltage (*note 2) (Ta=25°C) UNIT V V mA mW °C °C MIN. -1.0% 70 VDET=1.5V ∼ 1.9V Version − VDET=2.0V ∼ 6.0V Version − VDD=1.2V 0.75 4.0 VDD=2.4V(≥2.7V Version) 2.0 VDD=4.8V(≤3.9V Version) VDD=6.0V(4.0V∼5.6V Version) 2.5 3.0 VDD=8.4V (≥5.7V Version) − 90 1.0 1.3 2.0 7.0 3.5 4.0 5.0 − ±100 − ppm/°C 25 42.5 85 170 100 50 100 200 300 57.5 115 230 µS mS mS mS VD1_H/ VD2_H 1.5 − VDD V VD1_L/ VD2_L 0 − 0.3 V 0.8 − 9 V ∆VDET/∆Ta td VDD Ta=0 ∼ +85°C TYP. (Ta=25°C) MAX. UNIT +1.0% V 130 V 1.7 µA 2.2 µA mA − mA − mA − mA − mA − VDD=VDET+1V, RL=100kΩ D1=H, D2=H D1=H, D2=L D1=L, D2=H D1=L, D2=L (*note 2): The minimum Operating Voltage(VOPL) indicates the same value of the output voltage(VOUT) on condition that VOUT becomes 10% or less of the input voltage(VDD). -6- Ver.2004-03-09 NJU7708/09 TEST CIRCUIT Quiescent Current TEST CIRCUIT Detection Voltage TEST CIRCUIT ISS A V DD V DET / V OPL V OUT NJM7709 D1 V SS V DD V OUT V NJM7709 V DD D2 D1 Nch Output Current TEST CIRCUIT V V OUT D2 V SS Pch Output Current TEST CIRCUIT V DS IOUT V DD V OUT V DD A NJM7709 V DD D1 NJM7709 V DD D2 V SS V DS D1 Delay Time=0mS TEST CIRCUIT V OUT V SS IOUT D2 Delay Time=50mS TEST CIRCUIT Oscilloscope ch1 V DD V DD D1 Ver.2004-03-09 V SS Oscilloscope ch2 ch1 V DD V OUT V DD NJM7709 D2 A ch2 V OUT NJM7709 D1 V SS D2 -7- NJU7708/09 Delay Time=100mS TEST CIRCUIT Delay Time=200mS TEST CIRCUIT Oscilloscope ch1 V DD V DD ch2 ch1 V DD V OUT V DD NJM7709 D1 Oscilloscope D2 V SS ch2 V OUT NJM7709 D1 V SS D2 Minimum Operating Voltage TEST CIRCUIT RL V OPL V DD V OUT V NJM7709 V DD D1 V V OUT D2 V SS TYPICAL APPLICATION 1Power Supply Voltage Supervisory Circuit V DD V DD V OUT NJM7709 Reset Signal INPUT Micro-Processor etc D1 -8- V SS D2 Ver.2004-03-09 NJU7708/09 [CAUTION] The specifications on this databook are only given for information , without any guarantee as regards either mistakes or omissions. The application circuits in this databook are described only to show representative usages of the product and not intended for the guarantee or permission of any right including the industrial rights. Ver.2004-03-09 -9-