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 PACKAGE OUTLINE NJU7719U/U1 ±1.0% 0.8µA typ. 1.3 ∼ 6.0V(0.1V step) Nch. Open Drain Type SOT-89-3 PIN CONFIGURATION 2 1 2 3 PIN FUNCTION 1. VDD 2. VSS 3. VOUT NJU7719U/U1 EQUIVALENT CIRCUIT VDD VOUT Vref VSS DETECTION VOLTAGE RANK LIST Device Name VDET Device Name NJU7719U/U1-21 2.1V NJU7719U/U1-34 NJU7719U/U1-23 2.3V NJU7719U/U1-39 NJU7719U/U1-27 2.7V NJU7719U/U1-42 NJU7719U/U1-29 2.9V NJU7719U/U1-45 NJU7719U/U1-32 3.2V Ver.2004-12-22 VDET 3.4V 3.9V 4.2V 4.5V -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 RATINGS +10 VSS-0.3 ∼ +10 50 350(*1) −40 ∼ +85 −40 ∼ +125 (Ta=25°C) UNIT V V mA mW °C °C (*1): Device itself ELECTRICAL CHARACTERISTICS PARAMETER SYMBOL Detection Voltage VDET Hysterisis Voltage VHYS Quiescent Current ISS VDD=VDET+1V Output Current IOUT Nch,VDS=0.5V Output Leak Current Detection Voltage Temperature Coefficient Operating Voltage (*2) ILEAK VDD=VOUT=9V ∆VDET/∆Ta Ta=0 ∼ +85°C VDD (Ta=25°C) MIN. TYP. MAX. UNIT -1.0% +1.0% V − VDET VDET VDET V ×0.03 ×0.05 ×0.08 0.5 1.0 VDET=1.3V∼1.7V Version µA − 0.8 1.6 VDET=1.8V∼6.0V Version µA − VDD=1.2V 0.75 2.0 mA − 4.5 7.0 mA VDD=2.4V (≥2.7V Version) − 0.1 µA − − TEST CONDITION RL=100kΩ − ±100 − ppm/°C 0.8 − 9 V (*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). -2- Ver.2004-12-22 NJU7719 TEST CIRCUIT 1 COMMON TEST CIRCUIT RL ISS A V DD V OUT NJM7719 V V DD V V DET / V OPL V OUT V SS 2 Output Current/Output Leak Current TEST CIRCUIT ILEAK / IOUT V DD V OUT A NJM7719 V DD V OUT / V DS V SS TYPICAL APPLICATION V DD RL: 100kΩ V DD V OUT NJM7719 Reset Signal INPUT Micro-Processor etc V SS V SS Ver.2004-12-22 -3- NJU7719 TYPICAL CHARACTERISTICS NJU7719 Input Voltage vs. Quiescent Current 2.5 2.5 NJU7719 Input Voltage vs.Output Voltage 0.5 VDET=2.1V VDET=2.9V VDET=4.5V 2 1 1 0.5 0.5 0 0 0 2 4 6 Input Voltage:V DD 10 0.3 0.2 0.2 0.1 0.1 0 0 0 0.1 0.2 [V] 0.3 0.4 Input Voltage:V 0.8 0.6 0.4 0.4 0.2 0.5 DD 0.6 0.7 [V] NJU7719U21 Detection Voltage vs.Ambient Temperature 1 0.6 0.4 0.3 12 VDET=2.1V VDET=2.9V VDET=4.5V 0.8 Leak Current: I LEAK [nA] 8 NJU7719 Output Voltage vs.Leak Current 1 2.13 2.13 2.12 2.12 2.11 2.11 2.1 2.1 2.09 2.09 2.08 2.08 0.2 0 0 0 2 4 6 8 Output Voltage: V OUT [V] -4- Output Voltage: V OUT [v] 1.5 1.5 VDET=2.1V VDET=2.9V VDET=4.5[V 0.4 Detection Voltage:V DET [V] Quiescent Current: I SS [µA] 2 0.5 10 12 2.07 2.07 -50 0 50 100 150 Ambient Temperature:Ta [°C] Ver.2004-12-22 NJU7719 TYPICAL CHARACTERISTICS NJU7719 Drain-Source Voltage vs.Output Curent VDD=1.2V VDD=2.4V VDD=4.2V Output Current: I OUT [mA] 20 25 100 20 15 15 10 10 5 5 0 0 0 0.2 100 VDET=2.1V VDET=2.9V VDET=4.5V Fall Delay Time:t PHL [us] 25 NJU7719 Ambient Temperature vs.Fall Delay Time 0.4 0.6 0.8 10 10 1 1 -50 0 Drain-Source Voltage: VDS [V] 10 0 50 100 Ambient Temperature:Ta [°C] Ver.2004-12-22 1 150 0.6 Ta=-50[ ‹C] Ta=25[ ‹C] Ta=100[ ‹C] 0.5 Output Voltage:V OUT [V] Rise Delay Time:t PLH [us] VDET=2.1V VDET=2.9V VDET=4.5V -50 NJU7719 Input Voltage vs.Output Voltage 0.6 100 100 1 1 150 100 Ambient Temperature:Ta [°C] NJU7719 Ambient Temperature vs.Rise Delay Time 10 50 0.5 0.4 0.4 0.3 0.3 0.2 0.2 0.1 0.1 0 0 0 0.2 0.4 0.6 Input Voltage:V DD 0.8 1 [V] -5- NJU7719 TYPICAL CHARACTERISTICS NJU7719 Drain-Source Voltage vs.Output Curent 25 VDD=1.2V VDD=2.4V VDD=4.2V 20 Output Current: I OUT [mA] 20 25 15 15 10 10 5 5 0 0 0 0.2 0.4 0.6 Drain-Source Voltage: V -6- 0.8 DS 1 [V] Ver.2004-12-22 NJU7719 TYPICAL CHARACTERISTICS Transient Response Transient Response NJU7719U29 VDD=10→1V,Tf=50ns,RL=100kΩ NJU7719U29 VDD=1→10V,Tr=50ns,RL=100kΩ VDD 0V→ VOUT 0V→ Time 5μs/Div. Div. Ver.2004-12-22 VDD 0V→ VOUT Div. VOUT ５ ５V V/Div. Div. VOUT ５ ５V V/Div. VOUT VDD Div. VDD ５ ５V V/Div. Div. VDD ５ ５V V/Div. VDD VOUT 0V→ Time 5μs/Div. Div. -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.2004-12-22