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august 2007 rev 2 1/19 1 L5959 multifunction voltage regulator for car radio features four outputs ? 8.5v @ 200ma (v8p5) ? 8/10v @ 1000ma selectable 10v or 8v (v810) ? 3.3v @ 100ma permanent (vstby) ? 3.3v @ 800ma (vregsw) two protected high side driver (hsd1, hsd2) reset function battery voltage (under/over) warning output load dump protection independent thermal shutdown on all regulators and hsds overcurrent limitation storage cap output (stcap) small cap required by stability of regulators all pins esd protected description the L5959 contains a four voltage regulator and two protected hsds. hsds are protected against loss of ground and loss of battery. the ic includes a monitoring circuit for detection. the ic features a very low quiescent current in stand-by and independent thermal shutdown. multiwatt15 table 1. device summary order code package packing L5959 multiwatt15 tube www.st.com
contents L5959 2/19 contents 1 block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 2 pins description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 2.1 pins connection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 3 electrical specification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 3.1 absolute maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 3.2 thermal data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 3.3 electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 4 timing diagrams . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 5 package information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 6 revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
L5959 list of tables 3/19 list of tables table 1. device summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 table 2. enable logic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 table 3. absolute maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 table 4. thermal data. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 table 5. electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 table 6. document revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
list of figures L5959 4/19 list of figures figure 1. block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 figure 2. pins connection (top view) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 figure 3. timing diagram of regulators and hsd . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 figure 4. stcap and rst diagram. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 figure 5. vbatvw (over/under voltage warnin g) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 figure 6. independent thermal shutdown . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 figure 7. rst glitch rejection. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 figure 8. enable on/off delay . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 figure 9. multiwatt15 (vertical) mechanical data and package dimensions . . . . . . . . . . . . . . . . . . . . 17
L5959 block diagram 5/19 1 block diagram figure 1. block diagram v810 vstby vregsw v8p5 vbat en0 stcap hsd2 v810 vstby vregsw v8p5 rst rstdly vbatvw reset en able en1 en2 hsd1 load-dump tw o h s d table 2. enable logic en2 en1 en0 vregsw v8p5 hsd1 v810 (8v) v810 (10v) hsd2 0 0 0 off off off off off off 0 0 1 on on on off on on 0 1 0 on off off off off off 0 1 1 on on on off off on 1 0 0 on on on off off off 1 0 1 on on on off on off 1 1 0 on on on on off off 1 1 1 on on on on off on
pins description L5959 6/19 2 pins description 2.1 pins connection figure 2. pins connection (top view) 1 2 3 4 5 6 7 9 10 11 8 stcap vstby hsd1 gnd vbatvw en2 en1 en0 rstdly rst hsd2 13 14 15 12 vbat v810 v8p5 vregsw d06au1637
L5959 electrical specification 7/19 3 electrical specification 3.1 absolute maximum ratings 3.2 thermal data 3.3 electrical characteristics table 3. absolute maximum ratings symbol parameter value unit v batdc dc operating supply voltage 30 v v battr transient supply voltage 50 v i o output current internally limited r esr output capacitor series eq. resistance (max.) 0.5 t op operating temperature range -40 to 105 c t stg storage temperature -55 to 150 c t j junction temperature -55 to 150 c p d power dissipation t case = 85c 43 w table 4. thermal data symbol parameter multiwatt unit r th j-case thermal resistance junction to case max. 1.8 c/w table 5. electrical characteristics (v s = 14.4v; t amb = 25c; unless otherwise specified) symbol parameter test condition min. typ. max. unit input supplies v bat input supply operating 9 18 v v stcap input supply voltage 2 operating 6 18 v v bat battery voltage reverse polarity non operating v stcap input supply voltage 2 reverse polarity non operating i q total quiescent current en0 = en1 = en2 = 0 v; vbat = 14 v; i vstby = 100 a 55 75 a v ov vbat over-voltage shutdown verify all outputs except vstby disabled and vbatvw* asserted low (vbat rising) 24 27 30 v v hysov hysteresis of over-voltage shutdown 200 750 1500 mv
electrical specification L5959 8/19 v uv vbat under-voltage warning verify vbatvw* asserted low (vbat falling) 77.47.8v v hysuv hysteresis of under-voltage warning 70 300 500 mv vstby v o (vstby) output voltage of vstby 3.14 3.3 3.46 v v line regulation v bat = 6 to 18v; i = 100ma -10 0 +10 mv v i load regulation i vstby = 0.5 to 100 ma -40 -5 +10 mv v over over shoot i vstby = 100 to 0.5 ma, co=1f 2.5 6 % psrr supply voltage ripple rejection i vstby = 50 ma; f o = 20 to 1 khz; vbat = 14 v dc , 1.0 v ac(pp) 50 70 db i vstby = 50 ma; f o = 20 to 20 khz; vbat = 14 v dc , 1.0 v ac(pp) 45 55 db v n output noise weighted filter f o = 20 hz to 20 khz i vstby = 5 ma 85 200 v v drop drop out voltage i vstby = 100ma (1) 2.6 v drop out voltage i vstby = 5 ma 2.3 v i m current limit rshort = 0 150 200 300 ma ts en vstby thermal shutdown i vstby = 500 a; increase ta until vstby disabled 150 190 c vregsw v o (vregsw) output voltage 3.3v 3.14 3.3 3.46 v v trk vregsw output tracking voltage on vstby i vstby = 50 ma i vregsw = 0.5 to 800 ma measure vstby ? vregsw -40 40 mv i vstby = 0.5 ma to 100 ma i vregsw = 0.5 to 800 ma measure vstby ? vregsw -50 50 mv v line regulation vin1 = 9 to 18v; i = 800ma -40 10 40 mv v i load regulation i vregsw = 1 to 800ma -50 -15 10 mv table 5. electrical characteristics (continued) (v s = 14.4v; t amb = 25c; unless otherwise specified) symbol parameter test condition min. typ. max. unit
L5959 electrical specification 9/19 psrr supply voltage ripple rejection i vregsw = 400 ma; f o = 20 to 1 khz; vbat = 14 v dc , 1.0 v ac(pp) 50 70 db i vregsw = 400 ma; f o = 20 to 20 khz; vbat = 14 v dc , 1.0 v ac(pp) 45 55 db v n output noise weighted filter f o = 20 hz to 20 khz i vregsw = 5 ma 85 200 v v drop drop out voltage i vregsw = 800 ma 2.6 v v drop drop out voltage i vregsw = 5 ma 2.3 v i m current limit rshort = 0 11.52.5a ts en vregsw thermal shutdown i vregsw = 500 a; increase ta until vregsw disabled 150 190 c t don turn-on delay; ivregsw= 5ma 10 45 110 s t doff turn-off delay, i vregsw = 700 ma 45 110 s v8p5 (vbat=9.5v to 18 v) v o (v8p5) output voltage 8.5v 8.3 8.5 8.7 v v line regulation vbat = 9.5 to 18v; i = 200ma -50 3.0 50 mv vi load regulation iv8p5 = 1 to 200ma -30 3 20 mv psrr supply voltage ripple rejection i v8p5 = 100 ma; f o = 20 to 1 khz; vbat = 14 v dc , 1.0 v ac(pp) 50 60 db i v8p5 = 100 ma; f o = 20 to 20 khz; vbat = 14 v dc , 1.0 v ac(pp) 35 40 db v n output noise weighted filter f o = 20 hz to 20 khz i v8p5 = 5 ma 190 450 v v drop drop out voltage iv8p5 = 200ma 0.45 0.9 v i m current limit rshort = 0 275 450 700 ma ts en v8p5 thermal shutdown i v8p5 = 500 a; increase ta until v8p5 disabled 150 190 c t don turn-on delay; i v8p5 = 5ma 10 45 110 s t doff turn-off delay, i v8p5 = 200 ma 45 110 s v810 (8v) (v bat = 9.2v to 18 v) v o (v810) output voltage 8.0v 7.6 8.0 8.4 v v line regulation vbat = 9.2 to 18v; i = 1000ma -50 3 50 mv table 5. electrical characteristics (continued) (v s = 14.4v; t amb = 25c; unless otherwise specified) symbol parameter test condition min. typ. max. unit
electrical specification L5959 10/19 vi load regulation i v810 = 0.5 to 1000 ma -100 -20 10 mv psrr supply voltage ripple rejection i v810 = 500 ma; f o = 20 to 1 khz; vbat = 14 v dc , 1.0 v ac(pp) 50 55 db i v810 = 500 ma; f o = 20 to 20 khz; vbat = 14 v dc , 1.0 v ac(pp) 30 35 db v n output noise weighted filter f o = 20 hz to 20 khz i v810 = 5 ma 175 450 v vdrop drop out voltage iv810(8v) = 1000ma (1) 0.45 0.9 v i m current limit rshort = 0 1.5 2.3 3.5 a ts en v810(8v) thermal shutdown i v810(8v) = 500 a; increase ta until v810(8v) disabled 150 190 c t don turn-on delay; i v810(8v) = 5ma 10 45 110 s t doff turn-off delay, i v810(8v) = 1000 ma 45 110 s v810 (10v) (v bat =11.2v to 18 v) v o (v810) output voltage 10.0v 9.5 10.0 10.5 v v line regulation vbat = 11.2 to 18v; i = 1000ma -50 2.5 50 mv vi load regulation i v810 = 0.5 to 1000 ma -100 -25 10 mv psrr supply voltage ripple rejection i v810 = 500 ma; f o = 20 to 1 khz; vbat = 14 v dc , 1.0 v ac(pp) 50 55 db i v810 = 500 ma; f o = 20 to 20 khz; vbat = 14 v dc , 1.0 v ac(pp) 30 35 db v n output noise weighted filter f o = 20 hz to 20 khz i v810 = 5 ma 175 450 v vdrop drop out voltage iv810(10v) = 1000ma (1) 0.4 0.9 v i m current limit r short = 0 1.5 2.3 3.5 a ts en v810(10v) thermal shutdown i v810(8v) = 500 a; increase ta until v810(10v) disabled 150 190 c t don turn-on delay; i v810(8v) = 5ma 10 45 110 s t doff turn-off delay, i v810(8v) = 1000 ma 45 110 s high side driver1 vdropsw drop voltage hds1 idc = 100ma 0.25 0.6 v idc = 200ma, t=5s 0.50 1.2 v table 5. electrical characteristics (continued) (v s = 14.4v; t amb = 25c; unless otherwise specified) symbol parameter test condition min. typ. max. unit
L5959 electrical specification 11/19 i stg hsd1 short to ground current vhsd1=0v 240 300 400 ma i stb hsd1 short to v bat current vhsd1=vbat 2 10 ma i q(vbat) hsd1 bias current change i hsd1 = 0 to 100 ma; measure change in vbat current 0.15 10 ma ts en hsd1 thermal shutdown i hsd1 = 500 a; increase ta until hsd1 disabled 150 190 c t don turn-on delay; i hsd1 = 10ma 10 50 110 s t doff turn-off delay, i hsd1 = 100 ma 70 110 s t r rise time 10% to 90%, i hsd1 = 10ma 35 75 s high side driver2 vdropsw drop voltage hds2 idc = 300ma 0.2 0.6 v idc =450ma, t=5s 0.3 1.2 v i stg hsd2 short to ground current vhsd2=0v 0.55 0.75 1 a i stb hsd2 short to v bat current vhsd2=vbat 3.5 10 ma i q(vbat) hsd2 bias current change i hsd2 = 0 to 300 ma; measure change in vbat current 0.15 10 ma ts en hsd2 thermal shutdown ihsd2 = 500 a; increase ta until hsd2 disabled 150 190 c t don turn-on delay; i hsd2 = 10ma 10 45 110 s t doff turn-off delay, i hsd2 = 300 ma 70 110 s t r rise time 10% to 90%, i hsd2 = 10ma 30 75 s rst (open collector output) v th vstby reset threshold force vstby low until rst* asserted 0.93 * vstby 0.95 * vstby 0.97 * vstby v v hys hysteresis of reset on rising vstby 10 50 200 mv t rrst rise time 10% to 90%, r rst = 47 k , c rst = 50 pf 20 30 s t frst fall time 90% to 10%,r rst = 47 k , c rst = 50 pf 300 1000 ns v ih _rstdly rstdly input voltage threshold verify rst is de asserted 2.5 2.75 3.5 v i src rstdly current rstdly = 0 vdc 6 8.5 12 a table 5. electrical characteristics (continued) (v s = 14.4v; t amb = 25c; unless otherwise specified) symbol parameter test condition min. typ. max. unit
electrical specification L5959 12/19 t por rst por delay time c rstdly = 0.1 f 20 30 50 ms t glitch glitch rejection filter time 5 12.5 20 s enable input (vregsw, v8p5, v810, hsd1, hsd2) v ih threshold recognized as high level 2.0 v v il threshold recognized as low level 0.8 v v hysen hysteresis of enable 0.15 0.35 v i lkgen enable input pull-down current v en = v il(min) to vstby 10 30 50 a 1. drop condition means that the supply voltage drop down to 100 mv from the regulat ed output and the regulator is sourcing its maximal load. 2. stability request is design info, not tested. table 5. electrical characteristics (continued) (v s = 14.4v; t amb = 25c; unless otherwise specified) symbol parameter test condition min. typ. max. unit
L5959 timing diagrams 13/19 4 timing diagrams figure 3. timing diagram of regulators and hsd figure 4. stcap and rst diagram dump 26.6v 27.4v vbat v8p5 v810 hsd1 hsd2 vstby en 18v 3.3v 3.3v 8.5v 9v 000 111 111 000 18v 9v 10v 9v 8v vregsw ac0032 9 vstby vbat stcap rstdly rst 14v 3.3v 3.18v 3.13v 3.3v 2.7v t t t ac00330
timing diagrams L5959 14/19 figure 5. vbatvw (over/under voltage warning) 27.4v 27.4v 7.67v 3.3v 3.3v 3.3v 8.5v 8 v en 000 111 18v hsd1 18v vbat 14.4v vbatvw vstby v8p5 v810 vregsw 14.4v 27.4v hsd2 18v 14.4v dump 26.6v 7.4v ac00331
L5959 timing diagrams 15/19 figure 6. independent thermal shutdown 14.4v vbat vstby thermal shutdown (of vstby) thermal shutdown (of vregsw) thermal shutdown (of v8p5) thermal shutdown (of v810) thermal shutdown (of hsd1) hsd1 thermal shutdown (of hsd2) hsd2 en v810 v8p5 vregsw on t = 160 on t = 160 on t = 160 on t = 160 on t = 160 on t = 160 111 ac00332
timing diagrams L5959 16/19 figure 7. rst glitch rejection figure 8. enable on/off delay < tglitch tpor 5v 3.3v vstby rst > tglitch tglitch ac00333 vergsw (v810, v8ps, hsdi, hsd2) en ac00334 000 tdon tdoff 111 000 90% 10%
L5959 package information 17/19 5 package information in order to meet environmental requirements, st offers these devices in ecopack ? packages. these packages have a lead-free second level interconnect. the category of second level interconnect is marked on the package and on the inner box label, in compliance with jedec standard jesd97. the maximum ratings related to soldering conditions are also marked on the inner box label. ecopack is an st trademark. ecopack specifications are available at: www.st.com. figure 9. multiwatt15 (vertical) mechanical data and package dimensions outline and mechanical data 0016036 j dim. mm inch min. typ. max. min. typ. max. a5 0.197 b 2.65 0.104 c 1.6 0.063 d 1 0.039 e 0.49 0.55 0.019 0.022 f 0.66 0.75 0.026 0.030 g 1.02 1.27 1.52 0.040 0.050 0.060 g1 17.53 17.78 18.03 0.690 0.700 0.710 h1 19.6 0.772 h2 20.2 0.795 l 21.9 22.2 22.5 0.862 0.874 0.886 l1 21.7 22.1 22.5 0.854 0.87 0.886 l2 17.65 18.1 0.695 0.713 l3 17.25 17.5 17.75 0.679 0.689 0.699 l4 10.3 10.7 10.9 0.406 0.421 0.429 l7 2.65 2.9 0.104 0.114 m 4.25 4.55 4.85 0.167 0.179 0.191 m1 4.73 5.08 5.43 0.186 0.200 0.214 s 1.9 2.6 0.075 0.102 s1 1.9 2.6 0.075 0.102 dia1 3.65 3.85 0.144 0.152 multiwatt15 (vertical)
revision history L5959 18/19 6 revision history table 6. document revision history date revision changes 26-jun-2006 1 initial release. 28-aug-2007 2 minor changes, improved quality of the drawings.
L5959 19/19 please read carefully: information in this document is provided solely in connection with st products. stmicroelectronics nv and its subsidiaries (?st ?) reserve the right to make changes, corrections, modifications or improvements, to this document, and the products and services described he rein at any time, without notice. all st products are sold pursuant to st?s terms and conditions of sale. purchasers are solely responsible for the choice, selection and use of the st products and services described herein, and st as sumes no liability whatsoever relating to the choice, selection or use of the st products and services described herein. no license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted under this document. i f any part of this document refers to any third party products or services it shall not be deemed a license grant by st for the use of such third party products or services, or any intellectual property contained therein or considered as a warranty covering the use in any manner whatsoev er of such third party products or services or any intellectual property contained therein. unless otherwise set forth in st?s terms and conditions of sale st disclaims any express or implied warranty with respect to the use and/or sale of st products including without limitation implied warranties of merchantability, fitness for a parti cular purpose (and their equivalents under the laws of any jurisdiction), or infringement of any patent, copyright or other intellectual property right. unless expressly approved in writing by an authorized st representative, st products are not recommended, authorized or warranted for use in milita ry, air craft, space, life saving, or life sustaining applications, nor in products or systems where failure or malfunction may result in personal injury, death, or severe property or environmental damage. st products which are not specified as "automotive grade" may only be used in automotive applications at user?s own risk. resale of st products with provisions different from the statements and/or technical features set forth in this document shall immediately void any warranty granted by st for the st product or service described herein and shall not create or extend in any manner whatsoev er, any liability of st. st and the st logo are trademarks or registered trademarks of st in various countries. information in this document supersedes and replaces all information previously supplied. the st logo is a registered trademark of stmicroelectronics. all other names are the property of their respective owners. ? 2007 stmicroelectronics - all rights reserved stmicroelectronics group of companies australia - belgium - brazil - canada - china - czech republic - finland - france - germany - hong kong - india - israel - ital y - japan - malaysia - malta - morocco - singapore - spain - sweden - switzerland - united kingdom - united states of america www.st.com

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