to-92 encapsulate adjustable reference source cj431 adjustable accurate reference source 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 maximum ratings (operating temperature range applies unless otherwise specified) parameter 6 \ p e r o v d o x h u q l w 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 770 mw storage 7 emperature range tstg -65 ~ +150 electrical characteristics (ta=25 unless otherwise specified) parameter symbol test conditions m l q t \ s m d [ u q l w reference lnput voltage v ref v ka =v ref , i ka =10ma 2.450 2.5 2.550 v deviation of 5 eference , nput voltage over 7 emperature (note) v ref /t v ka =v ref , i ka =10ma tmin ta tmax 4.5 17 mv v ka =10v~v ref -1.0 -2.7 m v/v ratio of change in reference lnput voltage to the & han ge in cathode voltage v ref /v ka i ka =10ma v ka =36v~10v -0.5 -2.0 m v/v reference lnput current l ref i ka = 10ma,r 1 =10 n ? r 2 = 1.5 4 a deviation of reference lnput current over full temperature range l ref /t l ka =10ma, r 1 =10 n ? r 2 = t a =full temperature 0.4 1.2 a minimum & athode & urrent for 5 egulation i ka(min) v ka =v ref 0.45 1.0 ma off-state & athode 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 1.0 k hz 0.15 0.5 ? note:t min = 0 ,t max =+ 70 classification r i v ref rank 0 .5 % 1% range 2.4 87 -2.513 2.475-2.525 to-92 1.reference 2.anode 3.cathode thermal resistance from junction to ambient r ja 16 2 /w z z z z z z z (fig.1) (fig.1) (fig.2) (fig. 2 ) (fig. 2 ) (fig. 1 ) (fig.3) a,dec,2010 operating ambient t emperature range t r s u 0~ + 70 operating junction t emperature t j 150 1 of 1 sales@zpsemi.com www.zpsemi.com cj431 ) , $ s u ,201
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