unisonic technologies co., ltd ut7500 cmos ic www.unisonic.com.tw 1 of 7 copyright ? 2012 unisonic technologies co., ltd qw-r502-303.h high driver regulator ? description the utc ut7500 series is a low voltage regulator implemented by cmos technology which is composed of a three-terminal high current. the input voltage for it is allowed as high as 24v and the output voltage ar e fixed at 3.0v 3.3v 3.6v 4.0v and 5.0v. besides, it delivers 100ma output current. other outstanding f eatures of utc ut7500 include low voltage drop and low quiescent current. when being used with external components, utc ut7500 can obtain variable voltages and currents. utc ut7500 series is very suitable for applications, such as battery-powered equipment, communication equipment and audio/video equipment. ? features * very low power consumption * very low voltage drop * very low temperature coefficient * up to 24v input voltage * 100ma @ p d 250mw output current * tolerance 3% ? ordering information ordering number package pin assignment packing lead free halogen free 1 2 3 ut7500l-xx-ab3-c-r ut7500g-xx-ab3-c-r sot-89 g i o tape reel ut7500l-xx-t92-b-b ut7500g-xx-t92-b-b to-92 o g i tape box ut7500l-xx-t92-b-k ut7500g-xx-t92-b-k to-92 o g i bulk UT7500L-XX-T92-B-R ut7500g-xx-t92-b-r to-92 o g i tape reel ut7500l-xx-t92-c-b ut7500g-xx-t92-c-b to-92 g i o tape box ut7500l-xx-t92-c-k ut7500g-xx-t92-c-k to-92 g i o bulk ut7500l-xx-t92-c-r ut7500g-xx-t92-c-r to-92 g i o tape reel note: pin assignment: i:v in o:v out g:gnd xx: output voltage, refe r to marking information.
ut7500 cmos ic unisonic technologies co., ltd 2 of 7 www.unisonic.com.tw qw-r502-303.h ? marking information package voltage code marking sot-89 30 :3.0v 33 :3.3v 36 :3.6v 40 :4.0v 50 :5.0v 123 xx ut7500 date code voltage code pin code g: halogen free l: lead free to-92 ? block daigram
ut7500 cmos ic unisonic technologies co., ltd 3 of 7 www.unisonic.com.tw qw-r502-303.h ? absolute maximum rating (t a =25 ) parameter symbol ratings unit supply voltage v in -0.3 ~ +26 v power dissipation p d internally limited junction temperature t j +125 operating temperature t opr -40 ~ +85 storage temperature t stg -50 ~ +125 note: absolute maximum ratings are those values beyond which the device could be permanently damaged. absolute maximum ratings are stress ratings only and functional device operation is not implied. ? electrical characteristics (t a =25 , unless otherwise specified) for ut7500-30 parameter symbol test conditions min typ max unit output voltage tolerance v out v in =5.0v, i out =10ma 2.91 3.0 3.09 v input voltage v in 24 v output current i out v in =5.0v 60 100 ma load regulation v out v in =5.0v, 1ma Q i out Q 50ma 60 150 mv line regulation out n i out v v v 4v Q v in 1 Q 2v, i out =1ma 0.2 %/v voltage drop v d i out =1ma 100 mv current consumption i ss v in =5.0v , no load 10 20 a temperature coefficient a out t v v in =5.0v , i out =10ma 0 t a 70 0.45 mv/ for ut7500-33 parameter symbol test conditions min typ max unit output voltage tolerance v out v in =5.5v, i out =10ma 3.20 3.3 3.40 v input voltage v in 24 v output current i out v in =5.5v 60 100 ma load regulation v out v in =5.5v, 1ma Q i out Q 50ma 60 150 mv line regulation out n i out v v v 4.5v Q v in 1 Q 2v, i out =1ma 0.2 %/v voltage drop v d i out =1ma 100 mv current consumption i ss v in =5.5v , no load 10 20 a temperature coefficient a out t v v in =5.5v , i out =10ma 0 t a 70 0.5 mv/ for ut7500-36 parameter symbol test conditions min typ max unit output voltage tolerance v out v in =5.6v, i out =10ma 3.49 3.6 3.71 v input voltage v in 24 v output current i out v in =5.6v 60 100 ma load regulation v out v in =5.6v, 1ma Q i out 5 Q 0ma 60 150 mv line regulation out n i out v v v 4.6v Q v in 12 Q v, i out =1ma 0.2 %/v voltage drop v d i out =1ma 100 mv current consumption i ss v in =5.6v , no load 10 20 a temperature coefficient a out t v v in =5.6v , i out =10ma 0 t a 70 0.5 mv/
ut7500 cmos ic unisonic technologies co., ltd 4 of 7 www.unisonic.com.tw qw-r502-303.h ? electrical characteristics(cont.) for ut7500-40 parameter symbol test conditions min typ max unit output voltage tolerance v out v in =6.0v, i out =10ma 3.88 4 4.12 v input voltage v in 24 v output current i out v in =6.0v 100 150 ma load regulation v out v in =6.0v, 1ma Q i out Q 70ma 60 150 mv line regulation out n i out v v v 5v Q v in 1 Q 2v, i out =1ma 0.2 %/v voltage drop v d i out =1ma 100 mv current consumption i ss v in =6.0v , no load 10 20 a temperature coefficient a out t v v in =6.0v , i out =10ma 0 t a 70 0.75 mv/ for ut7500-50 parameter symbol test conditions min typ max unit output voltage tolerance v out v in =7.0v, i out =10ma 4.85 5.0 5.15 v input voltage v in 24 v output current i out v in =7.0v 100 150 ma load regulation v out v in =7.0v, 1ma Q i out Q 70ma 60 150 mv line regulation out n i out v v v 6v Q v in 15 Q v, i out =1ma 0.2 %/v voltage drop v d i out =1ma 100 mv current consumption i ss v in =7.0v , no load 10 20 a temperature coefficient a out t v v in =7.0v , i out =10ma 0 t a 70 0.75 mv/
ut7500 cmos ic unisonic technologies co., ltd 5 of 7 www.unisonic.com.tw qw-r502-303.h ? typical application circuits basic circuit ut7500-xx v in common v in gnd v out single point gnd common v out c2 10f c1 10f ++ high output current positive voltage regulator ut7500-xx v in common r1 t r1 v in gnd v out v out common c1 10f c2 10f + + short-circuit protection for t r1 ut7500-xx common r1 v in gnd v out v out common c1 10f c2 10f + + v in r s t r1
ut7500 cmos ic unisonic technologies co., ltd 6 of 7 www.unisonic.com.tw qw-r502-303.h ? typical application circuits(cont.) circuit for increasing output voltage circuit for increasing output voltage ut7500-xx common v in c1 10f + v in gnd i ss v out c2 10f + v x r1 common v out d1 v out = v x +v d1 constant current regulator ut7500-xx v in gnd v out v in c2 10f + v x c1 10f + common r a i out r l i ss ss a x out i r v i + =
ut7500 cmos ic unisonic technologies co., ltd 7 of 7 www.unisonic.com.tw qw-r502-303.h ? typical application circuits(cont.) dual supply utc assumes no responsib ility for equipment failures that result from using pr oducts at values that exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or other parameters) listed in products specifications of any and all utc products described or contained herein. utc products are not designed for use in life support appliances, devices or systems where malfunction of these products can be reasonably expected to result in personal injury. reproduction in whole or in part is prohibited without the prior written consent of the copyright owner. the information presented in this document does not form part of any quotation or contract, is believed to be accurate and reliable and may be changed without notice.
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