390 1 00 5 782 rev 005 features and benefits wide operating voltage range f r 24v medium sensitivity cmos technology chopper-stabilized amplifier s tage low current consumption open drain output thin sot23 3l rohs compli ant ordering code product code temperature code us5782 e us5782 l legend : temperature code: l for temperature range e for temperature range package code: se for packing form: re for reel ordering example: us5782ese 1 functional diagram unipolar hall switch ? medi u p a g e 1 of 10 r om 3.5v to tage ant package application exa m automotive, cons u solid-state switch interrupter current detector proximity detecti on package code option code packing form code se aaa-000 re se aaa-000 re l for temperature range -40c to 150c temperature range -40c to 85c se for tsot 3 re for reel us5782ese -aaa-000-re 2 general descript io the melexis us5782 is a switch designed in mix ed technology. the device integrates a vo l sensor with dynamic offset c schmitt trigger and an open- d in a single package. thanks to its wide operati ng temperature range, it is s automotive and solid state swi t the device is delivered in a transistor (tsot) 3-lead package. u s 5 7 82 u m sensitivity data s h e et mar/12 m ples u mer and industrial on option code packing form code re re io n unipolar hall-effect ed signal cmos l tage regulator, hall c ancellation system, d rain output driver, all ng voltage range and s uitable for use in t ch applications. a thin small outline rohs compliant
u s 5 7 82 unipolar hall switch ? medium sensitivity 390 1 00 5 782 rev 005 p a g e 2 of 10 data s h e et mar/12 table of contents 1 functional diagram .............................. ................................................... ....................... 1 2 general descr ip t ion ............................................... ................................................... ...... 1 3 glossary of terms ............................... ................................................... ........................ 3 4 absolute maximum rat ing s .................................................. ......................................... 3 5 pin definitions and descr ip t ion s .................................................. ................................. 3 6 general electrical specifications ............... ................................................... ................ 4 7 magnetic specifications ................................................... .............................................. 4 8 output behaviour versus magnetic pole ................................................... ................... 4 9 detailed general descr ip t ion ............................................... .......................................... 5 10 unique f eat u res .................................................. ................................................... ....... 5 11 performance graphs ............................. ................................................... .................... 6 12 application information......................... ................................................... .................... 7 12.1 typical three-wire application circuit ....... ................................................... ..........................................7 12.2 two-wire circuit ............................. ................................................... ................................................... ...7 12.3 automotive and harsh, noisy environments three -wire circuit ..................................... .......................7 13 application c o mme n ts .................................................. ............................................... 7 14 standard information regarding manufacturability of melexis products with different soldering processes...................... ................................................... .................. 8 15 esd p reca u t ion s .................................................. ................................................... ...... 8 16 se package information (tsot-3l)................ ................................................... .......... 9 17 disclaimer......................................... ................................................... ........................ 10
u s 5 7 82 unipolar hall switch ? medium sensitivity 390 1 00 5 782 rev 005 p a g e 3 of 10 data s h e et mar/12 3 glossary of terms millitesla (mt), gauss units of magnetic flux densi ty: 1mt = 10 gauss rohs restriction of hazardous substances tsot thin small outline transistor (tsot package) ? also referred with the melexis package code ?se? esd electro-static discharge bldc brush-less direct-current 4 absolute maximum ratings parameter symbol value units s upp l y v o l t a g e v dd 28 v s upp l y cu rr e n t i dd 50 m a output v o l t a g e v o ut 28 v output cu rr e n t i o ut 50 m a o p e r a t i ng temperature range t a -40 to 150 c storage temperature range t s -50 to 150 c m a x i m u m j un c t i on temperature t j 165 c table 1: absolute maximum ratings exceeding the absolute maximum ratings may cause pe rmanent damage. exposure to absolute-maximum- rated conditions for extended periods may affect de vice reliability. 5 pin definitions and descriptions pin name type function 1 v dd s upp l y s upp l y v o l t a g e p i n 2 o ut o u t pu t open dr a i n output p i n 3 gnd g r ound ground p i n table 2: pin definitions and descriptions
u s 5 7 82 unipolar hall switch ? medium sensitivity 390 1 00 5 782 rev 005 p a g e 4 of 10 data s h e et mar/12 a dd a dd 6 general electrical specifications dc operating parameters t = 25 o c, v = 12v (unless otherwise specified) parameter symbol test conditions min typ max units s upp l y v o l t a g e v dd o p e r a t i ng 3.5 12 24 v s upp l y cu rr e n t i dd b < b r p 0.5 2.5 5 m a output s a t u r a t i on v o l t a g e v d s on i out = 20ma, b > b o p 0.13 0.5 v output l ea k a g e cu rr e n t i off b < b rp, v out = 24 v 0.01 10 a output r i s e t i m e t r r l = 1k , c l = 20pf 0.25 s output f a ll t i m e t f r l = 1k , c l = 20pf 0.25 s m a x i m u m s w i t c h i ng f r e qu e n c y f s w 10 k h z package t h e r m a l r e s i s t a n c e r th s i ng l e l a y e r (1s) jedec bo a r d 301 c /w table 3: electrical specifications 7 magnetic specifications dc operating parameters t = 25 o c, v = 12v (unless otherwise specified) parameter symbol test conditions min typ max units o p e r a t i ng p o i n t b o p 7 12 15 m t r e l ea s e p o i n t b rp 3.5 7 10 m t hy s t e r e s i s b h y s t 2 5 7 m t table 4: magnetic specifications 8 output behaviour versus magnetic pole o o dc operating parameters t a = -40 c to 150 c, v dd = 3.5v to 24v (unless otherwise specified) parameter test conditions out south po l e b > b o p l o w null or weak m a gn e t i c f i e l d b -7 0 or b < b rp h i gh north po l e b > b o p h i gh table 5: output behaviour versus magnetic pole south pole out = low (v dson )
390 1 00 5 782 rev 005 9 detailed general desc ri based on mixed signal cmos techn o sensitivity. its sensitivity enables high the chopper-stabilized amplifier uses with hall sensors and amplifiers. the cm contributes to smaller chip size and l o also an important factor to minimize t h this combination results in more stab l the wide operating voltage fro m 3.5v current consumption make this devic e the output signal is open-drain type. s a pull-up resistor tied between a pull- u 10 unique features the us5782 exhibits unipolar m agnet magnetic pole. unipolar switch characteristic a magnetic hysteresis b hyst keeps b op output oscillation near the switching po unipolar hall switch ? medi u p a g e 5 of 10 ri ption logy, melexis us5782 is a hall-effect device with m ed accuracy in position sensing by the use of small ai r g switched capacitor technique to suppress the offset cm os technology makes this advanced technique po o wer current consumption than bipolar technology. t he h e effect of physical stress. l e magnetic characteristics and enables faster and m to 24v, wide operating temperature according ?l? s pe e especially suitable for automotive and solid state s w s uch output allows simple connectivity with ttl or cm u p voltage and the device output. agnet ic switching characteristics. therefore, it operate s o n the us5782 device is south pole active: applying a south magnetic pole greater than b branded side of the package switches the out p removing the magnetic field (b 0) switches the use of the opposite magnetic pole facing does not affect the output state. op and b rp separated by a minimal value. this hyste r po int. u s 5 7 82 u m sensitivity data s h e et mar/12 ed ium magnetic g ap. generally observed po ssible and he small chip size is m ore precise design. pe cification and low w itch applications. cm os logic by using n ly with one b op facing the p ut low. the output high. the branded side r esis prevents
390 1 00 5 782 rev 005 idd (ma) vdson (volts) magnetic field (mt) 11 performance graphs 11.1 magnetic parameters vs . 15 12 9 6 bop, vdd=3.5v bop, vdd=24v 3 brp, vdd=3.5v brp, vdd=24v 0 -40 -20 0 20 40 60 80 ta ( c) 11.3 v dson vs. t a 0.5 0.4 0.3 vdd = 3.5v vdd = 12v vdd = 24v 0.2 0.1 0 -40 -20 0 20 40 60 80 ta ( c) 11.5 i dd vs. t a 5 4 3 2 1 0 -40 -20 0 20 40 60 80 ta ( c) unipolar hall switch ? medi u p a g e 6 of 10 idd (ma) vdson (volts) magnetic field (mt) t a 11.2 magnetic parameters 15 12 9 6 3 100 120 140 0 0 2 4 6 8 10 12 14 vdd (volts) 11.4 v dson vs. v dd 0.5 0.4 0.3 0.2 0.1 100 120 140 0 0 2 4 6 8 10 12 14 vdd (volts) 11.6 i dd vs. v dd vdd = 3.5v vdd = 12v vdd = 24v 5 ta = -40 c ta = 25 c ta = 85 c 4 ta = 150 c 3 2 1 100 120 140 0 0 2 4 6 8 10 12 14 vdd (volts) u s 5 7 82 u m sensitivity data s h e et mar/12 vs. v dd bop, ta=25 c bop, ta=150 c brp, ta=25 c brp, ta=150 c 16 18 20 22 24 ta = -40 c ta = 25 c ta = 85 c ta = 150 c 16 18 20 22 24 16 18 20 22 24
390 1 00 5 782 rev 005 12 application informati o 12.1 typical three-wire app lica 12.3 automotive and harsh, no three-wire circuit 13 application commen ts for proper operation, a 100nf bypas s the v dd and ground pin. for reverse voltage protection, it is re c when using a resistor, three points ar e - the resistor has to limit the r e - the resulting device supply v - the resistor has to withsta nd when using a diode, a reverse curr ent therefore, a 100 /0.25w resistor for 5v both solutions provide the required re v when a weak power supply is used or recommended that figure 13.3 fr om the the low-pass filter formed by r1 and c occurring on the device supply volt age unipolar hall switch ? medi u p a g e 7 of 10 o n lica tion circuit 12.2 two-wi re no isy environments note: with this circuit, p currents can be de two connecting w i the resistors rl a to bias the input c part specificati ons b rp : i off = i r + i b op : i on = i off + i ts s capacitor should be placed as close as possible to t c ommended to connect a resistor or a diode in seri es e important: e verse current to 50ma maximum (v cc / r1 50ma ) v oltage v dd has to be higher than v dd min (v dd = v c c nd the power dissipated in reverse voltage condition ( p ent cannot flow and the voltage drop is almost cons tant 5v application and a diode for higher supply voltag e v erse voltage protection. or when the device is intended to be used in noisy en vi om the application information section is used. c 1 and the zener diode z1 bypass the disturbances age v dd . the diode d1 provides additional reverse vol ta u s 5 7 82 u m sensitivity data s h e et mar/12 re circuit p recise on and off be de tected using only i res. a nd rb can be used c urrent. refer to the ons for limiting values. + i dd = v dd /r b + i dd + i out = i off + v dd /r l t he device between es with the v dd pin. ) c ? r1.i dd ) 2 p d = v cc / r1) tant ( 0.7v). e are recommended. vi ronment, it is or voltage spikes ta ge protection.
u s 5 7 82 unipolar hall switch ? medium sensitivity 390 1 00 5 782 rev 005 p a g e 8 of 10 data s h e et mar/12 14 standard information regarding manufacturabilit y of melexis products with different soldering processes our products are classified and qualified regarding soldering technology, solderability and moisture sensitivity level according to following test metho ds: reflow soldering smd?s (s urface m ount d evices) ? ipc/jedec j-std-020 moisture/reflow sensitivity classification for nonh ermetic solid state surface mount devices (classification reflow profiles according to table 5-2) ? eia/jedec jesd22-a113 preconditioning of nonhermetic surface mount device s prior to reliability testing (reflow profiles according to table 2) wave soldering smd?s (s urface m ount d evices) and thd?s (t hrough h ole d evices) ? en60749-20 resistance of plastic- encapsulated smd?s to combin ed effect of moisture and soldering heat ? eia/jedec jesd22-b106 and en60749-15 resistance to soldering temperature for through-hol e mounted devices iron soldering thd?s (t hrough h ole d evices) ? en60749-15 resistance to soldering temperature for through-hol e mounted devices solderability smd?s (s urface m ount d evices) and thd?s (t hrough h ole d evices) ? eia/jedec jesd22-b102 and en60749-21 solderability for all soldering technologies deviating from above mentioned standard conditions (regarding peak temperature, temperature gradient, temperature prof ile etc) additional classification and qualificatio n tests have to be agreed upon with melexis. the application of wave soldering for smd?s is allo wed only after consulting melexis regarding assurance of adhesive strength between device and b oard. melexis is contributing to global environmental con servation by promoting lead free solutions. for more information on qualifications of rohs compliant products (rohs = european directive on t he restriction of the use of certain hazardous substan ces) please visit the quality page on our website: http://www.melexis.com/quality.aspx 15 esd precautions electronic semiconductor products are sensitive to electro static discharge (esd). always observe electro static discharge control pro cedures whenever handling semiconductor products.
390 1 00 5 782 rev 005 0.891 +/- 0.05 0.20 2.90 b s c see note 3 0.95 b s c 0.30 0.45 16 se package informati o unipolar hall switch ? medi u p a g e 9 of 10 1.90 b s c 0.127 + 0.023 - 0.007 0.15 0.20 o n (tsot-3l) u s 5 7 82 u m sensitivity data s h e et mar/12
u s 5 7 82 unipolar hall switch ? medium sensitivity 390 1 00 5 782 rev 005 p a g e 10 of 10 data s h e et mar/12 17 disclaimer devices sold by melexis are covered by the warranty and patent indemnification provisions appearing in its term of sale. melexis makes no warranty, exp ress, statutory, implied, or by description regardi ng the information set forth herein or regarding the f reedom of the described devices from patent infringement. melexis reserves the right to change specifications and prices at any time and without notice. therefore, prior to designing this product into a system, it is necessary to check with melexi s for current information. this product is intended for u se in normal commercial applications. applications requiring extended temperature range, unusual envir onmental requirements, or high reliability applications, such as military, medical life-suppor t or life-sustaining equipment are specifically not recommended without additional processing by melexi s for each application. the information furnished by melexis is believed to be correct and accurate. however, melexis shall not be liable to recipient or any third party for a ny damages, including but not limited to personal i njury, property damage, loss of profits, loss of use, inte rrupt of business or indirect, special incidental o r consequential damages, of any kind, in connection w ith or arising out of the furnishing, performance o r use of the technical data herein. no obligation or liability to recipient or any third party shall ari se or flow out of melexis? rendering of technical or othe r services. ? 2012 melexis nv. all rights reserved. for the latest version of this document, go to our website at www.melexis.com or for additional information contact melexis direc t: europe , africa, asia: america: phone: +32 1367 0495 phone: +1 248 306 5400 e-mail: sales_europe@melexis.com e-mail: sales_usa @melexis.com iso/ts 16949 and iso14001 certified
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