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ht75xx-1 100ma low power ldo selection table part no. output voltage package marking ht7530-1 3.0v to-92 sot-89 sot-25 75xx-1 (for to-92) 75xx-1 (for sot-89) 5xx1 (for sot-25) HT7533-1 3.3v ht7536-1 3.6v ht7544-1 4.4v ht7550-1 5.0v note: xx stands for output voltages. for lead free devices, to-92 package will add a # mark at the end of the date code, whereas sot-89 & sot-25 packages will add a # mark at the end of the marking. block diagram rev. 1.50 1 january 12, 2006 features low power consumption low voltage drop low temperature coefficient high input voltage (up to 24v) high output current : 100ma (p d 250mw) output voltage accuracy: tolerance 3% to-92, sot-89 and sot-25 package applications battery-powered equipment communication equipment audio/video equipment general description the ht75xx-1 series is a set of three-terminal high cur - rent low voltage regulator implemented in cmos tech - nology. they can deliver 100ma output current and allow an input voltage as high as 24v. they are avail - able with several fixed output voltages ranging from 3.0v to 5.0v. cmos technology ensures low voltage drop and low quiescent current. although designed primarily as fixed voltage regulators, these devices can be used with external components to obtain variable voltages and currents.

pin assignment absolute maximum ratings supply voltage .......................................... 0.3v to 26v storage temperature ............................ 50 cto125 c power consumption (*1) .................................. 250mw operating temperature........................... 40 cto85 c power consumption (*2) .................................. 150mw note: these are stress ratings only. stresses exceeding the range specified under absolute maximum ratings may cause substantial damage to the device. functional operation of this device at other conditions beyond those listed in the specification is not implied and prolonged exposure to extreme conditions may affect device reliabil- ity. *1: applied to sot89 and to-92 *2: applied to sot-25 electrical characteristics ht7530-1, +3.0v output type ta=25 c symbol parameter test conditions min. typ. max. unit v in conditions v out output voltage tolerance 5v i out =10ma 2.91 3.0 3.09 v i out output current 5v 60 100 ma v out load regulation 5v 1ma i out 50ma 60 150 mv v dif voltage drop i out =1ma 100 mv i ss current consumption 5v no load 2.5 5 a line regulation 4v v in 24v i out =1ma 0.2 %/v v in input voltage 24 v temperature coefficient 5v i out =10ma 0 c

HT7533-1, +3.3v output type ta=25 c symbol parameter test conditions min. typ. max. unit v in conditions v out output voltage tolerance 5.5v i out =10ma 3.201 3.3 3.399 v i out output current 5.5v 60 100 ma v out load regulation 5.5v 1ma i out 50ma 60 150 mv v dif voltage drop i out =1ma 100 mv i ss current consumption 5.5v no load 2.5 5 a line regulation 4.5v v in 24v i out =1ma 0.2 %/v v in input voltage 24 v temperature coefficient 5.5v i out =10ma 0 c ht7550-1, +5.0v output type ta=25 c symbol parameter test conditions min. typ. max. unit v in conditions v out output voltage tolerance 7v i out =10ma 4.85 5.0 5.15 v i out output current 7v 100 150 ma v out load regulation 7v 1ma i out 70ma 60 150 mv v dif voltage drop i out =1ma 100 mv i ss current consumption 7v no load 2.5 5 a line regulation 6v v in 24v i out =1ma 0.2 %/v v in input voltage 24 v temperature coefficient 7v i out =10ma 0 c

short-circuit protection for tr1 circuit for increasing output voltage v=v(1+ r2 r1 )+i r2 out xx ss circuit for increasing output voltage v=v+v out xx d1 ht75xx-1 rev. 1.50 5 january 12, 2006

constant current regulator i= v r +i out xx a ss dual supply ht75xx-1 rev. 1.50 6 january 12, 2006

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package information 3-pin to-92 outline dimensions symbol dimensions in mil min. nom. max. a 170 200 b 170 200 c 500 d11 20 e90 110 f45 55 g45 65 h 130 160 i8 18
4 6 ht75xx-1 rev. 1.50 7 january 12, 2006 " $ %
3-pin sot-89 outline dimensions symbol dimensions in mil min. nom. max. a 173 181 b64 72 c90 102 d35 47 e 155 167 f14 19 g17 22 h 59 i55 63 j14 17 ht75xx-1 rev. 1.50 8 january 12, 2006 " $ % &
5-pin sot-25 outline dimensions symbol dimensions in mm min. nom. max. a 1.00 1.30 a1 0.10 a2 0.70 0.90 b 0.35 0.50 c 0.10 0.25 d 2.70 3.10 e 1.40 1.80 e 1.90 h 2.60 3 l 0.37 1 9 ht75xx-1 rev. 1.50 9 january 12, 2006 % $
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product tape and reel specifications to-92 reel dimensions (unit: mm) ht75xx-1 rev. 1.50 10 january 12, 2006 ( ) * + ,
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sot-89 & sot-25 reel dimensions sot-89 symbol description dimensions in mm a reel outer diameter 180 1.0 b reel inner diameter 62 1.5 c spindle hole diameter 12.75+0.15 d key slit width 1.9 0.15 t1 space between flange 12.4+0.2 t2 reel thickness 17 0.4 sot-25 symbol description dimensions in mm a reel outer diameter 178 1.0 b reel inner diameter 62 1.0 c spindle hole diameter 13.0 0.2 d key slit width 2.5 0.25 t1 space between flange 8.4+1.5 0.0 t2 reel thickness 11.4+1.5 ht75xx-1 rev. 1.50 11 january 12, 2006 "
to-92 carrier tape dimensions to-92 symbol description dimensions in mm i1 taped lead length (2.5) p component pitch 12.7 1.0 p 0 perforation pitch 12.7 0.3 p 2 component to perforation (length direction) 6.35 0.4 f 1 lead spread 2.5+0.4 0.1 f 2 lead spread 2.5+0.4 0.1 h component alignment 0 0.1 w carrier tape width 18.0+1.0 0.5 w 0 hold-down tape width 6.0 0.5 w 1 perforation position 9.0 0.5 w 2 hold-down tape position (0.5) h 0 lead clinch height 16.0 0.5 h 1 component height less than 24.7 d 0 perforation diameter 4.0 0.2 t taped lead thickness 0.7 0.2 h component base height 19.0 0.5 note: thickness less than 0.38 0.05mm~0.5mm p0 accumulated pitch tolerance: 1mm/20pitches. ( ) bracketed figures are for consultation only ht75xx-1 rev. 1.50 12 january 12, 2006 * * 1 1 1 1 * % % % 2
sot-89 & sot-25 carrier tape dimensions sot-89 symbol description dimensions in mm w carrier tape width 12.0+0.3 0.1 p cavity pitch 8.0 0.1 e perforation position 1.75 0.1 f cavity to perforation (width direction) 5.5 0.05 d perforation diameter 1.5+0.1 d1 cavity hole diameter 1.5+0.1 p0 perforation pitch 4.0 0.1 p1 cavity to perforation (length direction) 2.0 0.10 a0 cavity length 4.8 0.1 b0 cavity width 4.5 0.1 k0 cavity depth 1.8 0.1 t carrier tape thickness 0.30 0.013 c cover tape width 9.3 sot-25 symbol description dimensions in mm w carrier tape width 8.0 0.3 p cavity pitch 4.0 e perforation position 1.75 f cavity to perforation (width direction) 3.5 0.05 d perforation diameter 1.5+0.1 d1 cavity hole diameter 1.5+0.1 p0 perforation pitch 4.0 p1 cavity to perforation (length direction) 2.0 a0 cavity length 3.15 b0 cavity width 3.2 k0 cavity depth 1.4 t carrier tape thickness 0.20 0.03 c cover tape width 5.3 ht75xx-1 rev. 1.50 13 january 12, 2006 * 1 * * $ 3 "
ht75xx-1 rev. 1.50 14 january 12, 2006 copyright 2006 by holtek semiconductor inc. the information appearing in this data sheet is believed to be accurate at the time of publication. however, holtek as - sumes no responsibility arising from the use of the specifications described. the applications mentioned herein are used solely for the purpose of illustration and holtek makes no warranty or representation that such applications will be suitable without further modification, nor recommends the use of its products for application that may present a risk to human life due to malfunction or otherwise. holtek s products are not authorized for use as critical components in life support devices or systems. holtek reserves the right to alter its products without prior notification. for the most up-to-date information, please visit our web site at http://www.holtek.com.tw. holtek semiconductor inc. (headquarters) no.3, creation rd. ii, science park, hsinchu, taiwan tel: 886-3-563-1999 fax: 886-3-563-1189 http://www.holtek.com.tw holtek semiconductor inc. (taipei sales office) 4f-2, no. 3-2, yuanqu st., nankang software park, taipei 115, taiwan tel: 886-2-2655-7070 fax: 886-2-2655-7373 fax: 886-2-2655-7383 (international sales hotline) holtek semiconductor inc. (shanghai sales office) 7th floor, building 2, no.889, yi shan rd., shanghai, china 200233 tel: 021-6485-5560 fax: 021-6485-0313 http://www.holtek.com.cn holtek semiconductor inc. (shenzhen sales office) 5/f, unit a, productivity building, cross of science m 3rd road and gaoxin m 2nd road, science park, nanshan district, shenzhen, china 518057 tel: 0755-8616-9908, 8616-9308 fax: 0755-8616-9533 holtek semiconductor inc. (beijing sales office) suite 1721, jinyu tower, a129 west xuan wu men street, xicheng district, beijing, china 100031 tel: 010-6641-0030, 6641-7751, 6641-7752 fax: 010-6641-0125 holtek semiconductor inc. (chengdu sales office) 709, building 3, champagne plaza, no.97 dongda street, chengdu, sichuan, china 610016 tel: 028-6653-6590 fax: 028-6653-6591 holmate semiconductor, inc. (north america sales office) 46729 fremont blvd., fremont, ca 94538 tel: 510-252-9880 fax: 510-252-9885 http://www.holmate.com

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