ah182/ah183 low power hall effect switch ah182/ah183 rev. 5 1 of 10 october 2008 www.diodes.com ? diodes incorporated lead-free lead-free lead-free ? micropower operation ? 2.5v to 5.5v battery operation ? offset canceling technology ? superior temperature stability ? extremely low switch-point drift ? insensitive to physical stress ? -40 c to 85 c operating temperature ? lead free packages: sip-3l and sc59 (commonly known as sot23 in asia) (note 1) ? sc59: available in ?green? molding compound (no br, sb) ? lead free finish / rohs compliant (note 2) ah182/ah183 is a three-terminal hall effect sensor device with an output driver, mainly designed for battery?operation, hand-held equipment (such as cellular and cordless phones, and pda?s) the total operation power is down to 15uw in the 2.75v supply. the south pole of sufficient strength will turn the output on in sip-3l but the north pole of sufficient strength will turn the output on in sc59 package. the output will be turned off under no magnetic field. while the magnetic flux density (b) is larger than operation point (bop) , the output will be turned on (low), the output is held until b is lower than the release point (brp), then turned off. the difference between ah182 and ah183 is that the former consumes less power than that of the latter in the hall sensor operation. ? cover detector ? speed measurement ? home safety ah182 / ah183 - x x - x packing w : sc59 package lead free l : lead free (note 1) cmos hall-effect switch b : bulk (note 5) 7 : tape & reel a : ammo box (note 4) p : sip-3l g : green notes: 1. sip-3l is available in ?lead free? product only. 2. eu directive 2002/95/ec (rohs). all applicable rohs exemptions applied, see eu directive 2002/95/ec annex notes . 3. pad layout as shown on diodes inc. suggested pad layout document ap02001, which can be found on our website at http://www.diodes.com/datasheets/ap02001.pdf . 4. ammo box is for sip-3l spread lead. 5. bulk is for sip-3l straight lead. features general description applications ordering information device package code packaging (note 3) bulk 7? tape and reel ammo box quantity part number suffix quantity part number suffix quantity part number suffix ah182/ah183-pl-a p sip-3l na na na na 4000/box -a ah182/ah183-pl-b p sip-3l 1000 -b na na na na ah182/ah183-wl-7 w sc59 na na 3000/tape & reel -7 na na ah182/ah183-wg-7 w sc59 na na 3000/tape & reel -7 na na
ah182/ah183 low power hall effect switch ah182/ah183 rev. 4 2 of 10 october 2008 www.diodes.com ? diodes incorporated (1) sip-3l (2) sc59 1. vdd 2. gnd 3. (top view) output 1. vdd gnd 2. 3. output (top view) block diagram 1 reg./switch hall plate amp output 3 vdd gnd 2 offset cancelling logical pin assignments pin description name p/i/o pin # description vdd p/i 1 power supply input gnd p 2 ground output o 3 output pin
ah182/ah183 low power hall effect switch ah182/ah183 rev. 5 3 of 10 october 2008 www.diodes.com ? diodes incorporated ah182/ ah183 2.5~5.5v output gnd r l vdd absolute maximum ratings (t a = 25 c) symbol parameter rating unit vdd supply voltage 7 v b magnetic flux density unlimited i out output current 10 p d power dissipation sip-3l 550 mw sc59 230 mw t j ( max ) maximum junction temperature 150 c t st storage temperature range -65 to +150 c recommended oper ating conditions (t a = 25 c) symbol parameter conditions min max unit vdd s upply voltage operating 2.5 5.5 v t a operating ambient temperature operating -40 85 c typical circuit
ah182/ah183 low power hall effect switch ah182/ah183 rev. 5 4 of 10 october 2008 www.diodes.com ? diodes incorporated electrical characteristics (t a = 25 c, vdd = 3v ) symbol characteristic conditions min typ. max unit v out o utput on voltage i out = 1ma - 0.1 0.3 v i off o utput leakage current v out = 5.5v, b < brp - < 0.1 1 a idd(en) s upply current chip enable - - 2.0 ma idd(dis) chip disable - - 8.0 ua idd(avg) ah182: average supply current - 5 10 ua idd(avg) ah183: average supply current - 280 500 ua tawake a wake time - 50 100 s tperiod period ah182 - 50 100 ms ah183 - 200 400 us d.c. duty cycle ah182 - 0.1 - % ah183 - 25 - % test circuit 1 3 2 182/183 3v (recommended: 50kohm) pull up resistor
ah182/ah183 low power hall effect switch ah182/ah183 rev. 5 5 of 10 october 2008 www.diodes.com ? diodes incorporated magnetic characteristics (t a = 25 c, vdd = 3v) (1mt = 10 gauss) symbol characteristic min typ. max unit bops(south pole to brand side) operation point - 40 60 gauss brps(south pole to brand side) release point 10 30 - bhy( brpx bopx ? ) hysteresis - 10 - marking side s n marking side s n b hy v sat vdd ( output voltage ) b rp b op 0 ( magnetic flux density b ) output turn off turn on ( off-state ) (on-state) (sc59) (sip-3l)
ah182/ah183 low power hall effect switch ah182/ah183 rev. 5 6 of 10 october 2008 www.diodes.com ? diodes incorporated performance characteristics (1) sip-3l t a ( c) 25 50 60 70 80 85 90 95 100 p d (mw) 550 440 396 352 308 286 264 242 220 t a ( c) 105 110 115 120 125 130 135 140 150 p d ( mw ) 198 176 154 132 110 88 66 44 0 power dissipation curve 0 100 200 300 400 500 600 0 25 50 75 100 125 150 t a ( c) p d (mw) 85 (2) sc59 (commonly known as sot23 in asia) t a ( c) 25 50 60 70 80 85 90 100 110 120 130 140 150 p d (mw) 230 184 166 147 129 120 110 92 74 55 37 18 0 power dissipation curve 0 100 200 300 0 25 50 75 100 125 150 t a ( c) p d (m w ) 85
ah182/ah183 low power hall effect switch ah182/ah183 rev. 5 7 of 10 october 2008 www.diodes.com ? diodes incorporated marking information (1) sip-3l y ww x ( top view ) y : year : "7" = 2007 "8" = 2008 ww : nth week 01~52 x : internal code 182/183 a~z : lead free (2) sc59 (commonly known as sot23 in asia) xx y mx ( top view ) xx : k2 : ah182 y : year 0~9 m : month a~l x : internal code a~z : green a~z : lead free k3 : ah183 part number package identification code ah182 sc59 k2 ah183 sc59 k3
ah182/ah183 low power hall effect switch ah182/ah183 rev. 5 8 of 10 october 2008 www.diodes.com ? diodes incorporated package information (all dimensions in mm) (1) package type: sip-3l for bulk only active area depth sensor location 123 2.00mm 1.15mm 0.51mm nom branded surface package dimension
ah182/ah183 low power hall effect switch ah182/ah183 rev. 5 9 of 10 october 2008 www.diodes.com ? diodes incorporated package information (continued) (2) package type: sip-3l for ammo pack-only (3) package type: sc59 (commonly known as sot23 in asia) 0.35/0.50 0.10/0.20 0.013/0.10 0.35/0.55 0.95 2.70/ 3.00 2.90/3.10 1.00/ 1.30 1.50/ 1.70 1.90 top view 0/8
ah182/ah183 low power hall effect switch ah182/ah183 rev. 5 10 of 10 october 2008 www.diodes.com ? diodes incorporated important notice life support diodes incorporated and its subsidiaries reserve the right to make modifications, enhancements, improvements, corrections or ot her changes without further notice to any product herein. diodes incorporated does not assume any liability arising out of the application or use of any pr oduct described herein; neither does it convey any license under its patent rights, nor the rights of others. the user of products in such applications shall assume all risks of such use and will agree to hold diodes incorporated and all the companies whose products are represented on our website, harmless against all dam ages. diodes incorporated products are not authorized for use as critical components in life support devices or systems without the e xpressed written approval of the president of diodes incorporated.
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