NJU7706/07 -1 - ver.2004-01-16 voltage detector general description package outline the NJU7706/07 is a high precision voltage detector with a built-in delay time generator of fixed time. the detection voltage is fixed internally with an accuracy of 1.0%, and three delay times 50ms, 100ms and 200ms are available. NJU7706 is nch. open drain and nju7707 of output form is a c-mos output. features high precision detection voltage 1.0% low quiescent current 1.8 a typ. detection voltage range 1.5 6.0v(0.1v step) delay time(built-in fixed type) 50ms /100ms /200ms(built-in fixed type) on/off switch of delay time (ds pin) manual reset 2type: active ?h? / active ?l? output circuit form NJU7706: nch. open drain type nju7707: c-mos output package outline sot-23-5 (mtp5) pin configuration NJU7706/07f pin function 1.ds 2.v ss 3.mr 4.v out 5.v dd nju770*f/f3 1 2 3 4 5
NJU7706/07 - 2 - ver.2004-01-16 NJU7706**a* NJU7706**b* equivalent circuit v out delay circuit vref v dd v ss ds mr v dd v ss v out delay circuit vref ds mr v out delay circuit vref v dd v ss ds mr v dd v ss v out delay circuit vref ds mr detection voltage rank list device name v det mr logic delay time NJU7706/07f39a1 3.9v active ?l? 50ms NJU7706/07f42a1 4.2v active ?l? 50ms device name v det mr logic delay time device name v det mr logic delay time NJU7706/07f15a1 1.5v active ?l? 100ms NJU7706/07f27b1 2.7v active ?h? 100ms NJU7706/07f22a1 2.2v active ?l? 100ms NJU7706/07f27a1 2.7v active ?l? 100ms NJU7706/07f29a1 2.9v active ?l? 100ms NJU7706/07f42a1 4.2v active ?l? 100ms NJU7706/07f06a1 6.0v active ?l? 100ms device name v det mr logic delay time NJU7706/07f39a1 3.9v active ?l? 200ms NJU7706/07f42a1 4.2v active ?l? 200ms nju7707**a* nju7707**b*
NJU7706/07 - 3 - ver.2004-01-16 NJU7706 absolute maximum ratings (ta=25 c) parameter symbol ratings unit input voltage v dd +10 v output voltage v out v ss -0.3 +10 v output current i out 50 ma power dissipation p d 200 mw operating temperature to p r -40 +85 c storage temperature ts t g -40 +125 c electrical characteristics (ta=25 c) parameter symbol test condition min. typ. max. unit detection voltage v det -1.0% ? +1.0% v hysteresis voltage v hys 70 90 130 mv v det =1.5v 1.9v version ? 1.0 1.7 quiescent current i ss v dd =v det +1v v det =2.0v 6.0v version ? 1.3 2.2 a v dd =1.2v 0.75 2.0 ? output current i out nch,v ds =0.5v v dd =2.4v ( 2.7v version) 4.5 7.0 ? ma output leak current i leak v dd =v out =9v ? ? 0.1 a detection voltage temperature coefficient ? v det / ? ta ta = 0 +85 c ? 100 ? ppm/ c NJU7706f***1 42.5 50 57.5 ms NJU7706f***2 85 100 115 ms delay time 1 t d1 v dd =v det +1v, ds=?l level? NJU7706f***3 170 200 230 ms delay time 2 t d2 v dd =v det +1v, ds=?h level? 25 50 300 s v ds_h 1.5 ? v dd v input voltage of ds pin v ds_l 0 ? 0.3 v v mr_h 1.5 ? v dd v input voltage of mr pin (active ?l?) v mr_l 0 ? 0.3 v v mr_h v dd -0.3 ? v dd v input voltage of mr pin (active ?h?) v mr_l 0 ? v dd -1.5 v impedance of mr pin r mr 1.0 2.0 3.0 m ? operating voltage (*note 1) v dd r l =100k ? 0.8 ? 9 v (*note 1): the minimum operating voltage(v opl ) indicates the same value of the output voltage(v out ) on condition that v out becomes 10% or less of the input voltage(v dd ).
NJU7706/07 - 4 - ver.2004-01-16 test circuit circuit operating current test circuit detection voltage/minimum operating voltage test circuit v dd i ss v dd v out ds v ss a njm7706 mr v dd v det / v op l r l v out v v dd v out ds v ss njm7706 mr v mr pin input voltage test circuit leak current / output current test circuit r l v v dd v out ds v ss njm7706 mr v v dd v mr v mr v dd i leak / i out v dd v out ds v ss njm7706 mr a v out / v ds delay time1 test circuit delay time2 test circuit r l v dd v out ds v ss njm7706 mr v dd oscilloscope ch1 ch2 r l v dd v out ds v ss njm7706 mr v dd oscilloscope ch1 ch2
NJU7706/07 - 5 - ver.2004-01-16 typical application 1 power supply monitor circuit reset sig nal input m icro- pr ocessor etc r l v dd v out ds v ss njm7706 mr v dd 2 power supply monitor circuit (vdd line separate) reset sig nal input m icro- pr ocessor etc r l v dd v out ds v ss njm7706 mr v dd 1 v dd 2
NJU7706/07 - 6 - ver.2004-01-16 nju7707 absolute maximum ratings (ta=25 c) parameter symbol ratings unit input voltage v dd +10 v output voltage v out v ss -0.3 v dd +0.3 v output current i out 50 ma power dissipation p d 200 mw operating temperature to p r -40 +85 c storage temperature ts t g -40 +125 c electrical characteristics (ta=25 c) parameter symbol test condition min. typ. max. unit detection voltage v det -1.0% ? +1.0% v hysteresis voltage v hys 70 90 130 mv v det =1.5v 1.9v version ? 1.0 1.7 quiescent current i ss v dd =v det +1v v det =2.0v 6.0v version ? 1.3 2.2 a v dd =1.2v 0.75 2.0 ? nch, v ds =0.5v v dd =2.4v ( 2.7v version) 4.5 7.0 ? v dd =4.8v ( 3.9v version) 2.0 3.5 ? v dd =6.0v (4.0v 5.6v version) 2.5 4.0 ? output current i out pch, v ds =0.5v v dd =8.4v ( 5.7v version) 3.0 5.0 ? ma detection voltage temperature coefficient ? v det / ? ta ta = 0 +85 c ? 100 ? ppm/ c nju7707f***1 42.5 50 57.5 ms nju7707f***2 85 100 115 ms delay time 1 t d1 v dd =v det +1v, ds=?l level? nju7707f***3 170 200 230 ms delay time 2 t d2 v dd =v det +1v, ds=?h level? 25 50 300 s v ds_h 1.5 ? v dd v input voltage of ds pin v ds_l 0 ? 0.3 v v mr_h 1.5 ? v dd v input voltage of mr pin (active ?l?) v mr_l 0 ? 0.3 v v mr_h v dd -0.3 ? v dd v input voltage of mr pin (active ?h?) v mr_l 0 ? v dd -1.5 v impedance of mr pin r mr 1.0 2.0 3.0 m ? operating voltage (*note 2) v dd r l =100k ? 0.8 ? 9 v (*note 2): the minimum operating voltage(v opl ) indicates the same value of the output voltage(v out ) on condition that v out becomes 10% or less of the input voltage(v dd ).
NJU7706/07 -7 - ver.2004-01-16 test circuit circuit operating current test circuit detection voltage test circuit i ss v dd v out ds v ss a njm7707 mr v dd v det v out v v dd v out ds v ss njm7707 mr v mr pin input voltage test circuit nch output current test circuit v out v v dd v out ds v ss njm7707 mr v v dd v mr v mr v dd i out v dd v out ds v ss njm7707 mr a v ds pch output current test circuit v dd i out v dd v out ds v ss njm7707 mr a v ds
NJU7706/07 - 8 - ver.2004-01-16 delay time1 test circuit delay time2 test circuit v dd v dd v out ds v ss njm7707 mr oscilloscope ch1 ch2 v dd v out ds v ss njm7707 mr oscilloscope ch1 ch2 v dd minimum operating voltage test circuit v dd v op l r l v out v v dd v out ds v ss njm7707 mr v typical application 1 power supply monitor circuit (vdd line common) reset sig nal input m icr o-processor etc v dd v out ds v ss njm7707 mr v dd
NJU7706/07 - 9 - ver.2004-01-16 [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.
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