ksd-i0a011-000 1 S78DL15 low drop output voltage regulator descriptions ? the S78DL15 is a linear voltage regulator that pr ovides 150ma of output current in the to-92 package. this regulator has low dropout voltage and low quiescent current and current limit protection. features ? low quiescent current consumption (250ua typ.) ? maximum output current (150ma max.) ? less input/output voltage difference (600mv max @i o =100ma.) ordering information type no. marking package code S78DL15 S78DL15 to-92 outline dimensions unit: mm s s e e m m i i c c o o n n d d u u c c t t o o r r block diagram 4.40~4.80 1 2 3 4.40~4.80 0.50 max. 13.50~14.50 3.40~3.60 0.45 max. 1.27 typ. 1.27 typ. pin connection 1. output 2. ground 3. input
ksd-i0a011-000 2 S78DL15 maximum ratings ta=25 c characteristic symbol ratings unit operating input voltage v in 16 v power dissipation p d 625 mw junction temperature t j 150 c operating temperature range t opr -40~+85 c storage temperature range t stg -55~150 c electrical characteristics (electric characteristic at v in =v o +1.0v, i out =100ua, t j =25 c, unless otherwise specified) characteristic symbol test condition min. typ. max. unit output voltage v o v in =2.5v, i out =100ua 1.44 1.50 1.56 v line regulation v o( vi) v in =2.5v~10v, i out =100ua - 1 5 mv load regulation v o( io) v in =2.5v , i out =1~150ma - 15 28 mv i out =50ma - 450 500 dropout voltage v drop i out =100ma - 500 600 mv ripple rejection ratio rr f=120hz, i out =100ua - 75 - db v in =2.5v , i out =100ua - 250 400 ua v in =2.5v , i out =50ma - 1.5 3.0 ma quiescent current i qc v in =2.5v , i out =100ma - 3.5 5.0 ma test circuit
ksd-i0a011-000 3 S78DL15 electrical characteristics curves dropout voltage v drop [v] output current i o [ma] 50 25 75 0 150 125 100 1.0 0.6 0.8 0.4 0.2 0 v i =2.5v fig.1 i o vs. v drop fig.2 v i vs. i qc input voltage v i [v] 8 4 5 2 3 10 6 12 4 1 2 0 0 quiescent current i qc [ma] i o =0ma i o =50ma i o =100ma fig.3 p d vs t a ambient temperature t a [ ? c] 100 50 1000 25 600 75 150 800 200 400 0 power dissipation p d [mw] 0 125 100 60 8 0 40 20 0 relative output voltage [%] 200 150 250 100 400 350 300 output current i o [ma] fig.4 i o vs. v o
ksd-i0a011-000 4 S78DL15 the auk corp. products are intended for the use as components in general electronic equipment (office and co mmunication equipment, m easuring equipment, home appliance, etc.). please make sure that you consult with us before you use these auk corp. products in equipments which require high quality and / or reliability, and in equipments which could have major impact to th e welfare of human life(atomi c energy control, airplane, spaceship, transportation, co mbustion control, all types of safety device, etc.). auk corp. cannot accept liability to any damage which may occur in case these auk corp. products were used in the mentioned equi pments without prior consultation with auk corp.. specifications mentioned in this publicati on are subject to change without notice.
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