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| NJU7719 VOLTAGE DETECTOR ! GENERAL DESCRIPTION The NJU7719 is a low quiescent current voltage detector featuring high precision detection voltage. The detection voltage is internally fixed with an accuracy of 1.0%. NJU7719 is Nch. Open Drain output type. ! FEATURES " High Precision detection Voltage " Low Quiescent Current " Detection Voltage Range " Output Configuration " Package Outline ! PIN CONFIGURATION 2 ! PACKAGE OUTLINE NJU7719U1 1.0% 0.8A typ. 1.3 6.0V(0.1V step) Nch. Open Drain Type SOT-89-3 1 2 3 PIN FUNCTION 1. VDD 2. VSS 3. VOUT NJU7719U1 ! EQUIVALENT CIRCUIT VDD VOUT Vref VSS ! DETECTION VOLTAGE RANK LIST Device Name VDET Device Name NJU7719U1-21 2.1V NJU7719U1-34 NJU7719U1-23 2.3V NJU7719U1-39 NJU7719U1-27 2.7V NJU7719U1-42 NJU7719U1-29 2.9V NJU7719U1-45 NJU7719U1-32 3.2V VDET 3.4V 3.9V 4.2V 4.5V Ver.2005-04-14 -1- NJU7719 ! ABSOLUTE MAXIMUM RATINGS PARAMETER SYMBOL Input Voltage VDD Output Voltage VOUT Output Current IOUT Power Dissipation PD Operating Temperature Topr Storage Temperature Tstg (*1): Device itself RATINGS +10 VSS-0.3 +10 50 350(*1) -40 +85 -40 +125 (Ta=25C) UNIT V V mA mW C C ! ELECTRICAL CHARACTERISTICS PARAMETER SYMBOL Detection Voltage VDET Hysterisis Voltage Quiescent Current Output Current Output Leak Current Detection Voltage Temperature Coefficient Operating Voltage (*2) VHYS ISS IOUT ILEAK TEST CONDITION VDD=VDET+1V Nch,VDS=0.5V VDD=VOUT=9V (Ta=25C) MIN. TYP. MAX. UNIT -1.0% +1.0% V - VDET VDET VDET V x0.03 x0.05 x0.08 0.5 1.0 VDET=1.3V1.7V Version A - 0.8 1.6 VDET=1.8V6.0V Version A - VDD=1.2V 0.75 2.0 mA - 4.5 7.0 mA VDD=2.4V (2.7V Version) - 0.1 A - - - 0.8 100 - - 9 ppm/C V VDET/Ta Ta=0 +85C VDD RL=100k (*2): The minimum Operating Voltage(VOPL) indicates the same value of the input voltage(VDD) on condition that VOUT becomes 10% or less of the input voltage(VDD). -2- Ver.2005-04-14 NJU7719 ! TEST CIRCUIT 1 COMMON TEST CIRCUIT RL ISS A V DD V OUT NJM7719 V V DD V DET / V OPL V SS V OUT V 2 Output Current/Output Leak Current TEST CIRCUIT ILEAK / IOUT V DD V OUT A NJM7719 V OUT / V DS V DD V SS ! TYPICAL APPLICATION V DD RL: 100k V DD V OUT NJM7719 Reset Signal INPUT Micro-Processor etc V SS V SS Ver.2005-04-14 -3- NJU7719 ! TYPICAL CHARACTERISTICS 2.5 NJU7719 Input Voltage vs. Quiescent Current VDET=2.1V VDET=2.9V VDET=4.5V 2.5 0.5 NJU7719 Input Voltage vs.Output Voltage VDET=2.1V VDET=2.9V VDET=4.5[V 0.5 2 2 0.4 0.4 [A] Quiescent Current: I 1.5 1.5 Output Voltage: V OUT [v] SS 0.3 0.3 1 1 0.2 0.2 0.5 0.5 0.1 0.1 0 0 2 4 6 8 10 12 0 0 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0 Input Voltage:V DD [V] Input Voltage:V DD [V] 1 NJU7719 Output Voltage vs.Leak Current VDET=2.1V VDET=2.9V VDET=4.5V 1 NJU7719U21 Detection Voltage vs.Ambient Temperature 2.13 2.13 0.8 0.8 2.12 2.12 Detection Voltage:V DET [V] Leak Current: I LEAK [nA] 2.11 2.11 0.6 0.6 2.1 2.1 0.4 0.4 2.09 2.09 0.2 0.2 2.08 2.08 0 0 2 4 6 8 10 12 0 2.07 -50 0 50 100 2.07 150 Output Voltage: V OUT [V] Ambient Temperature:Ta [ C] -4- Ver.2005-04-14 NJU7719 ! TYPICAL CHARACTERISTICS 25 NJU7719 Drain-Source Voltage vs.Output Curent VDD=1.2V VDD=2.4V VDD=4.2V 25 NJU7719 Ambient Temperature vs.Fall Delay Time 100 VDET=2.1V VDET=2.9V VDET=4.5V 100 20 20 Output Current: I OUT [mA] 15 15 Fall Delay Time:t PHL [us] 10 10 10 10 5 5 0 0 0.2 0.4 0.6 0.8 1 0 1 -50 0 50 100 1 150 Drain-Source Voltage: VDS [V] Ambient Temperature:Ta [ C] NJU7719 Ambient Temperature vs.Rise Delay Time 100 VDET=2.1V VDET=2.9V VDET=4.5V 100 0.6 NJU7719 Input Voltage vs.Output Voltage Ta=-50[ C] Ta=25[ C] Ta=100[ C] 0.6 0.5 0.5 Rise Delay Time:t PLH [us] Output Voltage:V OUT [V] 0.4 0.4 10 10 0.3 0.3 0.2 0.2 0.1 0.1 1 -50 0 50 100 1 150 0 0 0.2 0.4 0.6 0.8 1 0 Ambient Temperature:Ta [ C] Input Voltage:V DD [V] Ver.2005-04-14 -5- NJU7719 ! TYPICAL CHARACTERISTICS 25 NJU7719 Drain-Source Voltage vs.Output Curent VDD=1.2V VDD=2.4V VDD=4.2V 25 20 20 OUT [mA] 15 15 Output Current: I 10 10 5 5 0 0 0.2 0.4 0.6 0.8 1 0 Drain-Source Voltage: V DS [V] -6- Ver.2005-04-14 NJU7719 ! TYPICAL CHARACTERISTICS Transient Response NJU7719U29 VDD=101V,Tf=50ns,RL=100k Transient Response NJU7719U29 VDD=110V,Tr=50ns,RL=100k VDD VDD V/Div.. V V/Div V V/Div.. V V/Div VDD V/Div.. V V Div.. V VDD VDD 0V VDD 0V VOUT VOUT V/Div.. V V/Div V V V/Div.. V/Div VOUT V/Div.. V V Div.. V VOUT VOUT 0V Time Time5s/Div. Div. VOUT 0V Time Time5s/Div. Div. Ver.2005-04-14 -7- NJU7719 [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. -8- Ver.2005-04-14 |
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