integrated circuit r dc components co., ltd. technical specifications of 3-terminal positive voltage regulator description these regulators empoly internal current limiting and thermalshutdown, making them essentially indestructible. they can deliver over 1a output current with adequate heatsinking. they are intended as fixed voltage regulators in a wide range of applications including local, on-card regulation for elimination of noise and distribution problems associated with single-point regulation. pinning 1 = input2 = ground 3 = output de7812DE7812A characteristic symbol rating unit input voltage vi 35 v total power dissipation pd internal limit w operating temperature range topr 0 to +125 oc maximum junction temperature tj 125 oc storage temperature range tstg -55 to +150 oc lead temperature(soldering 10 sec.) tl 230 oc absolute maximum ratings (ta=25oc) characteristic symbol min typ max unit test conditions DE7812A 11.64 12.00 12.36 tj=25oc output voltage de7812 vo 11.50 12.00 12.50 v DE7812A 11.64 12.00 12.36 14.5v vin 27v de7812 11.40 12.00 12.60 DE7812A - 20 120 tj=25oc, 14.5v vin 30v line regulation de7812 regline - 44 240 mv DE7812A - 16 60 tj=25oc, 16v vin 22v de7812 - 16 120 DE7812A - - 120 tj=25oc, 5ma io 1.5a load regulation de7812 regload - 45 240 mv DE7812A - - 60 tj=25oc, 250ma io 750ma de7812 - 16 120 input bias current iib - 5.5 8.0 ma tj=25oc, io 1a input bias current change diib - - 0.5 ma 5ma io 1a - - 1.3 14.5v vin 30v output noise voltage DE7812A vn - - 200 mv ta=25oc, 10hz f 100khz de7812 - - 300 ripple rejection DE7812A rr - 68 - db 15v vin 25v, f=120hz de7812 62 73 - dropout voltage DE7812A vd - 2.0 - v tj=25oc, io=1a de7812 - 2.5 - short circuit current isc - 1.5 - a tj=25oc peak output current imax 1.7 - - a tj=25oc average t c of vout dvo / dt - -0.8 - mv / oc 0oc tj +125oc, io=5ma electrical characteristics( vin =19v, iout=500ma, 0oc tj 125oc, unless otherwise specified) to-220ab dimensions in inches and (millimeters) .625(15.87).570(14.48) .350(8.90).330(8.38) .562(14.27).500(12.70) .055(1.39).045(1.15) .185(4.70).173(4.40) .405(10.28) .380(9.66) .295(7.49).220(5.58) .640 (16.25) typ .055(1.40).045(1.14) .037(0.95).030(0.75) .100 (2.54) typ .024(0.60).014(0.35) f.151 f(3.83) typ 1 2 3
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