sot-23 sot-23 sot-23 sot-23 encapsulate encapsulate encapsulate encapsulate adjustable adjustable adjustable adjustable reference reference reference reference source source source source cj431 cj431 cj431 cj431 adjustable accurate reference source features features features features the output voltage can be adjusted to 36v low dynamic output impedance ,its typical value is 0.2 ? trapping current capability is 1 to 100ma the typical value of the equivalent temperature factor in the whole temperature scope is 50 ppm/ the effective temperature compensation in the working range of full temperature low output noise voltage fast on -state response absolute absolute absolute absolute maximum maximum maximum maximum ratings ratings ratings ratings (operating (operating (operating (operating temperature temperature temperature temperature range range range range applies applies applies applies unless unless unless unless otherwise otherwise otherwise otherwise specified) specified) specified) specified) parameter symbol value units cathode voltage v ka 37 v cathode current range (continuous) i ka -100-+150 ma reference lnput current range iref 0.05-+10 ma power dissipation p d 350 mw operating temperature topr 0-70 storage temperature range tstg -65-+150 electrical electrical electrical electrical characteristics characteristics characteristics characteristics (tamb=25 (tamb=25 (tamb=25 (tamb=25 unless unless unless unless otherwise otherwise otherwise otherwise specified) specified) specified) specified) parameter symbol test conditions min typ max unit reference lnput voltage v ref v ka =v ref , i ka =10ma 2.450 2.5 2.550 v deviation of reference input voltage over temperature (note) v ref /t v ka =v ref , i ka =10ma tmin ta tmax 4.5 17 mv ratio of change in reference lnput voltage to the change in cathode voltage v ref /v ka i ka =10ma v ka =10v~v ref -1.0 -2.7 m v/v v ka =36v~ 10v -0.5 -2.0 m v/v reference lnput current l ref i ka = 10ma,r 1 =10k ? r 2 = 1.5 4 a deviation of reference lnput current over full temperature range l ref /t l ka =10ma, r 1 =10k ? r 2 = t a =full temperature 0.4 1.2 a minimum cathode current for regulation i ka(min) v ka =v ref 0.45 1.0 ma off-state cathode current i ka(off) v ka =36v,v ref =0 0.05 1.0 a dynamic lmpedance z ka v ka =v ref, l ka =1 to 100ma f 1.0khz 0.15 0.5 ? note:tmin=0 note:tmin=0 note:tmin=0 note:tmin=0 ,tmax=+70 ,tmax=+70 ,tmax=+70 ,tmax=+70 classification classification classification classification of of of of vref vref vref vref rank rank rank rank 0.5% 0.5% 0.5% 0.5% 1% 1% 1% 1% 2% 2% 2% 2% range range range range 2.487-2.512 2.487-2.512 2.487-2.512 2.487-2.512 2.475-2.525 2.475-2.525 2.475-2.525 2.475-2.525 2.450-2.550 2.450-2.550 2.450-2.550 2.450-2.550 sot-23 1 reference 2 cathode 3 anode product specification 1 of 1 4008-318-123 sales@twtysemi.com http://www.twtysemi.com
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