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[ EM6011 ] 015001371 - e - 0 2 201 7 / 08 - 1 - 1. gen e ral description the EM6011 is a hall effect latch which detects magnetic field. the output is swit ched according to the magnetic field applied to the devi ce. 2. features ? supply voltage: 3.8 t o 24v ? operation temperature: ? 40 to 150 o c ? sensitivity: 2.0mt(typ.), 3 .0mt(max.) ? outp ut: n - mos o pen d rain o utput ? reverse battery protection ? package: 3 - pin sop type ( small package size, roh s compliant, halogen free) hall effect latch EM6011
[ EM6011 ] 015001371 - e - 0 2 201 7 / 0 8 - 2 - 3. table of contents 1. general description ................................ ................................ ................................ ............................ 1 2. features ................................ ................................ ................................ ................................ .............. 1 3. table of conten ts ................................ ................................ ................................ ................................ 2 4. block diagram and functions ................................ ................................ ................................ ............. 3 4.1. block diagram ................................ ................................ ................................ .............................. 3 4.2. functions ................................ ................................ ................................ ................................ ..... 3 5. pin configurations and functions ................................ ................................ ................................ ....... 4 5.1. pin configurations ................................ ................................ ................................ ....................... 4 5.2. functions ................................ ................................ ................................ ................................ ..... 4 6. absolute ma ximum ratings ................................ ................................ ................................ ................ 5 7. recommended operating conditions ................................ ................................ ................................ . 5 8. electrical characteristics ................................ ................................ ................................ ..................... 6 9. magnetic characteristics ................................ ................................ ................................ ..................... 7 10. operating characteristics ................................ ................................ ................................ ................ 8 10.1. definition of magnetic field ................................ ................................ ................................ ....... 8 1 1 . recommended external circuit ................................ ................................ ................................ ...... 9 1 2 . typical characteristics data (for reference) ................................ ................................ .................. 10 1 3 . package ................................ ................................ ................................ ................................ .......... 11 1 3 .1. outline dimensions ................................ ................................ ................................ ................... 11 1 3 .2. material of terminals ................................ ................................ ................................ ................. 11 1 3 .3. land pattern ................................ ................................ ................................ ............................. 12 1 3 .4. marking ................................ ................................ ................................ ................................ .... 12 important notice ................................ ................................ ................................ ....................... 13
[ EM6011 ] 015001371 - e - 0 2 201 7 / 0 8 - 3 - 4. block diagram and functions 4.1. block diagram figure 1 . EM6011 block diagram 4.2. functions table 1 . circuit configuration block name function hall sensor hall element fabricated by cmos process. chopper switch hall sensor drive switch. perform chopping in order to cancel the offset of hall sensor. reverse battery protection to protect the ic from reverse - voltage ( vdd pin ) regulator generate internal operating voltage. bias generate bias current to internal circuits. amp amplif y hall sensor output voltage with summation and subtraction circuit. cmp hysteresis comparator. o scillator generate operati o n al clock. timing logic generate timing signal for internal circuits. thermal shutdown turn the output off when a measured temperature is beyond the specific value. oscillator / timing logic c hopper s witch amp cmp vdd out vss hall sensor reverse battery p rotection / regulator thermal shutdown b ias
[ EM6011 ] 015001371 - e - 0 2 201 7 / 0 8 - 4 - 5. pin configurations and functions 5.1. pin configurations figure 2 . pin l ayout 5.2. functions table 2 . description of pin name and function pin no. pin name i/o function description 1 vdd ? ? 3 1 2 m 0 1 1 y m d l
[ EM6011 ] 015001371 - e - 0 2 201 7 / 0 8 - 5 - 6. absolute maximum ratings table 3 . absolute maximum ratings parameter symbol min. max. unit description supply voltage v dd ? out ? sink ? ? stg ? 7. recommended operating conditions table 4 . recommended operating conditions parameter symbol min. typ. max. unit description supply voltage v dd 3.8 12 24 v (*1) output voltage v out 0 24 v output current i sink 0 35 ma o utput load carrying capacity c l 100 pf *1. supply voltage refers to the following. figure 3 . sup ply v oltage
[ EM6011 ] 015001371 - e - 0 2 201 7 / 0 8 - 6 - 8. e lectrical characteristics table 5 . electrical characteristics at v dd = 3.8 to 24v, ta = ? 40 to 150 o c (typ. ta = 25 o c, v dd = 12v) parameter symbol min. typ. max . unit condition, note description supply current i dd 3 5 ma output leak 0 10 ? sat 0.4 v output on sink = 20ma output rise time tr 1 ? dd = 12v r l = 820 l = 20pf v out = 10%v dd ~ 90%v dd output fall time tf 1 ? dd = 12v r l = 820 l = 20pf v out = 90%v dd ~ 10%v dd revers supply current ir dd ? dd = ? ? re 2.9 v when power is on, output is released hi - z. (*2) thermal - shutdown operating temp. tsd on 185 205 225 ? off 175 195 215 ? on , the output turns off . a nd the output current is shut off. when tj is below tsd off , the output operates by magnetic field again . s n b v dd out v re v re 0 0 0 0 0 0 [v] [v] [v] [v] [mt] [mt] b > bop b [ EM6011 ] 015001371 - e - 0 2 201 7 / 0 8 - 7 - 9. magnetic characteristics table 6 . magnetic characteristics at v dd = 3.8 to 24v, ta = ? 40 to 150 o c (typ. ta = 25 o c, v dd = 12v) parameter symbol min. typ. max. unit description operat e point bop 1.0 2.0 3.0 mt releas e point brp ? ? ? ? ? v out bop brp s n 0 bh/2 bh/2 b off b
[ EM6011 ] 015001371 - e - 0 2 201 7 / 0 8 - 8 - 10. operating characteristics 10.1. definition of magnetic field the out signal switches l (on) when the magnetic field perpendicular to the marking s ide of the package exceeds bop. when the magnetic field is reduced below brp , the out goes h (off). i n case of the magnetic field strength is greate r than brp, and smaller than bop, out keeps its status . figure 6 . definition of magnetic field figure 7 . s witching behavior of out signal when magnetic field is applied bh v out bop brp s n 0 b 1 marking s 3 n 1 marking n 3 s
[ EM6011 ] 015001371 - e - 0 2 201 7 / 0 8 - 9 - 11. recommended external circuit figure 8 . recommended external circuit
[ EM6011 ] 015001371 - e - 0 2 201 7 / 0 8 - 10 - 12. typical characteristic s data (for reference) figure 9 . temperature d ependence of bop, brp figure 10 . temperature d ependence of c urrent c onsumption
[ EM6011 ] 015001371 - e - 0 2 201 7 / 0 8 - 11 - 13. package 13.1. outline dimensions 3 - pin sop (unit: mm) figure 11 . outline d imensions * the center of the sensitive are is located within a 0.3mm circle. * the tolerances of dimensions with no mentions is 0.1mm. * lead flatness: the standoff difference s among terminals are m ax. 0.1mm. * the sensor part is located at 0. 36 mm (typ.) deep from the marked surface. 13.2. material of t erminals material : cu alloy p lating : sn ? 2.0bi th ickness: 10 m (typ.)
[ EM6011 ] 015001371 - e - 0 2 201 7 / 0 8 - 12 - 13.3. land pattern ( u nit: mm) figure 12 . land pattern 13.4. marking figure 13 . m arking marking is performed by laser . product name m011(EM6011) date code ymdl y: manufactured y ear m : manufactured month d: manufactured day l: lot number 3 1 2 m 0 1 1 y m d l
[ EM6011 ] 015001371 - e - 0 2 201 7 / 0 8 - 13 - important notice 0. asahi kasei microdevices corporation (akm) reserves the right to make changes to the information contained in this document without notice. when you consider any use or application of akm product stipulated in this document (product), please make inquiries the sales office of akm or authorized distributors as to current status of the products. 1. all information included in this document are provided only to illustrate the operation and application examples of akm products. akm neither makes warranties or representations with respect to the accuracy or completeness of the information contained in this document nor grants any license to any intellectual property rights or any other rights of akm or any third party with respect to the information in this document. you are fully r esponsible for use of such information contained in this document in your product design or applications. akm assumes no liability for any losses incurred by you or third parties arising from the use of such information in your product design or applicatio ns. 2. the product is neither intended nor warranted for use in equipment or systems that require extraordinarily high levels of quality and/or reliability and/or a malfunction or failure of which may cause loss of human life, bodily injury, serious prope rty damage or serious public impact, including but not limited to, equipment used in nuclear facilities, equipment used in the aerospace industry, medical equipment, equipment used for automobiles, trains, ships and other transportation, traffic signaling equipment, equipment used to control combustions or explosions, safety devices, elevators and escalators, devices related to electric power, and equipment used in finance - related fields. do not use product for the above use unless specifically agreed by ak m in writing. 3. though akm works continually to improve the products quality and reliability, you are responsible for complying with safety standards and for providing adequate designs and safeguards for your hardware, software and systems which minimize risk and avoid situations in which a malfunction or failure of the product could cause loss of human life, bodily injury or damage to property, including data loss or corruption. 4. do not use or otherwise make available the product or related technology or any information contained in this document for any military purposes, including without limitation, for the design, development, use, stockpiling or manufacturing of nuclear, chemical, or biological weapons or missile technology products (mass destructi on weapons). when exporting the products or related technology or any information contained in this document, you should comply with the applicable export control laws and regulations and follow the procedures required by such laws and regulations. the pro ducts and related technology may not be used for or incorporated into any products or systems whose manufacture, use, or sale is prohibited under any applicable domestic or foreign laws or regulations. 5. please contact akm sales representative for details as to environmental matters such as the rohs compatibility of the product. please use the product in compliance with all applicable laws and regulations that regulate the inclusion or use of controlled substances, including without limitation, the eu rohs directive. akm assumes no liability for damages or losses occurring as a result of noncompliance with applicable laws and regulations. 6. resale of the product with provisions different from the statement and/or technical features set forth in this docume nt shall immediately void any warranty granted by akm for the product and shall not create or extend in any manner whatsoever, any liability of akm. 7. this document may not be reproduced or duplicated, in any form, in whole or in part, without prior writt en consent of akm. rev.1

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