ah182/ah183 low power hall effect switch ah182/ah183 rev. 8 1 of 10 november 2009 ds31024 www.diodes.com ? diodes incorporated ? 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) ? sip-3l and sc59: available in ?green? molding compound (no br, sb) ? lead free finish / rohs compliant (note 1) 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 2.5~5.5v output gnd r l c * c is for power stabilization and to strengthen the noise immunity, the recommended capacitance is 10nf~100nf. r l is the pull-up resistor, the recommended resistance is 10kohm~100kohm. features general description applications typical circuit *
ah182/ah183 low power hall effect switch ah182/ah183 rev. 8 2 of 10 november 2009 ds31024 www.diodes.com ? diodes incorporated ah182 / ah183 - x x - x packing w : sc59 package lead free l : lead free cmos hall-effect switch b : bulk (note 4) 7 : tape & reel a : ammo box (note 3) p : sip-3l g : green device package code packaging (note 2) 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-pg-a p sip-3l na na na na 4000/box -a ah182/ah183-pg-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 notes: 1. eu directive 2002/95/ec (rohs). all applicable rohs exemptions applied. please visit our website at http://www.diodes.com/products/lead_free.html 2. 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. 3. ammo box is for sip-3l spread lead. 4. bulk is for sip-3l straight lead. (1) sip-3l (2) sc59 (commonly known as sot23 in asia) 1. vdd 2. gnd 3. (top view) output 1. vdd gnd 2. 3. output (top view) ordering information pin assignments pin description pin 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. 8 3 of 10 november 2009 ds31024 www.diodes.com ? diodes incorporated block diagram 1 reg./switch hall plate amp output 3 vdd gnd 2 offset cancelling logical 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 ma 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
ah182/ah183 low power hall effect switch ah182/ah183 rev. 8 4 of 10 november 2009 ds31024 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. 8 5 of 10 november 2009 ds31024 www.diodes.com ? diodes incorporated magnetic characteristics (t a = 25 c, vdd = 3v, note 5) (1mt = 10 gauss) symbol parameter 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 - notes: 5. magnetic characteristics are for design information, which will vary with supply voltage, operating temperature an d after soldering. 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. 8 6 of 10 november 2009 ds31024 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 ( o c) p d (mw) 85 -40 (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 c urve 0 100 200 300 0 25 50 75 100 125 150 t a ( o c) p d (m w ) 85 -40
ah182/ah183 low power hall effect switch ah182/ah183 rev. 8 7 of 10 november 2009 ds31024 www.diodes.com ? diodes incorporated marking information (1) sip-3l 182/183 part number ( top view ) x : internal code : a~z : green y : year : 0~9 ww : week : 01~52, "52" represents 52 and 53 week y ww x a~z : lead free (2) sc59 (commonly known as sot23 in asia) xx y w x ( top view ) xx : identification code w : week : a~z : 1~26 week; x : a~z : green y : year 0~9 a~z : 27~52 week; z represents 52 and 53 week a~z : lead free part number package identification code ah182 sc59 k2 ah183 sc59 k3
ah182/ah183 low power hall effect switch ah182/ah183 rev. 8 8 of 10 november 2009 ds31024 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. 8 9 of 10 november 2009 ds31024 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 . 3 5 /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 o /8 o
ah182/ah183 low power hall effect switch ah182/ah183 rev. 8 10 of 10 november 2009 ds31024 www.diodes.com ? diodes incorporated important notice diodes incorporated makes no warranty of any kind, express or implied, with regards to this document, including, but not limited to, the implied warranties of merchantability and fitness for a particular purpose (and their equivalents under the laws of any jurisdiction). diodes incorporated and its subsidiaries reserve the right to make modifications, enhancements, improvements, corrections or ot her changes without further notice to this document and any product described herein. diodes incorporated does not assume any liabi lity arising out of the application or use of this document or any product described herein; neither does diodes incorporated convey any license under its patent or trademark rights, nor the rights of others. any customer or user of this document or products desc ribed herein 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 diodes incorporated website, harmless against all damages. diodes incorporated does not warrant or accept any liability whatsoever in respect of any products purchased through unauthoriz ed sales channel. should customers purchase or use diodes incorporated products for any unintended or unauthorized application, customers shall indemnify and hold diodes incorporated and its representatives harmless against all claims, damages, expenses, and attorney fee s arising out of, directly or indirectly, any claim of personal injury or death associated with such unintended or unauthorized a pplication. products described herein may be covered by one or more united states, international or foreign patents pending. product names and markings noted herein may also be covered by one or more united states, international or foreign trademarks. life support diodes incorporated products are specifically not authorized for use as critical components in life support devices or systems without the express written approval of the chief executive officer of diodes incorporated. as used herein: a. life support devices or systems are devices or systems which: 1. are intended to implant into the body, or 2. support or sustain life and whose failure to perform when properly used in accordance with instructions for use provided in the labeling can be reasonably expected to result in significant injury to the user. b. a critical component is any component in a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or to affect its safety or effectiveness. customers represent that they have all necessary expertise in the safety and regulatory ramifications of their life support dev ices or systems, and acknowledge and agree that they are solely responsible for all legal, regulatory and safety-related requirements concerning their products and any use of diodes incorporated products in such safety-critical, life support devices or systems, notwithstanding any devices- or systems-related information or support that may be provided by diodes incorporated. further, customers must fully indemnify diodes incorporated and its representatives against any damages arising out of the use of diodes incorporated products in such safety-critical, life support devices or systems. copyright ? 2009, diodes incorporated www.diodes.com
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