rev.3 09/2012 01/10 the mt1102 family provides a variety of packages to mt1102 family mt1102et MT1102At mt1102bt MT1102A-t MT1102A mt1102 series supply current <3ma (typical) water flow sensor cmos, uni-polar, hall-effect while the magnetic position detection sot-23(thin outline) package, tape and ree sot-89b package, tape and reel packaging ( sot-23 package, tape and reel packaging (3 solid-state switch www.magntek.de automotive, home appliances, industrial features and benefits applications speed detection magnetic encoder family members general description magnetic position sensors flat to-92 package, radial lead, bulk pac flat to-92 package, bulk packaging (1000pcs part number description part number description 000pcs/bag) 1000pcs/bag) l packaging (3000pcs/bag) kaging (1000pcs/bag) /bag) customers: sot-23/sot-89b for surface mount and to-92 flat for through-hole mount. all packages are rohs compliant. proximity switch they are designed to respond to a single pole: north ( at ) or south ( a, bt and et ) . while the magnetic flux density(b) is larger than operate point (bop), the output will be turned on ( l ow), flux density(b) is lower than rele a se point (brp), then turn off ( high ) . cmos technology wide operating voltage range: supply voltage 3.5~24v specified operating temperature range: from C40 ~125 high magnetic sensitivity lower power consumption lead free package high esd rating open drain output rohs compliant magnetic type: uni-polar the , produced with cmos technology, the hall ic internally include s a n on - chip hall voltage generator , a voltage regulator for operation with supply voltages of 3.5 to 24v, temperature compensation circuitry, small - signal amplifier , hall sensor with dynamic off set cancellation syst em , s chmitt trigger and an open - drain output . b op = 65 g auss , brp=45 gauss (typical) 2011/65/eu flat to-92, sot-23, sot-89b free datasheet http:///
02/10 mt1102 series switching behavior of at switching behavior of a, bt and et definition of switching function definition of magnetic parameters function description functional block diagram bop: operating point magnetic flux density applied on the branded side of the package which turns the output driver on (v out = low) brp: release point magnetic flux density applied on the branded side of the package which turns the output driver off (v out = high) bhyst: hysteresis window bop-brp www.magntek.de b r p b o p north pole output (v) 0 0 b op b rp s outh pole output ( v ) regulator osc reference dynamic offset cancellation hall element comp ita output stage esd esd v s gnd vout cmos, uni-polar, hall-effect magnetic position sensors rev.3 09/2012 free datasheet http:///
03/10 mt1102 mt1102 mt1102 mt1102 mt1102 mt1102 series output 2 open-drain output output 3 open-drain output output 3 open-drain output output 2 open-drain output switching point of bt switching point of et out=high out=low switching point of at switching point of a pin description www.magntek.de n s s n s out=low out=high out=low out=low out=high s s a ( a - t) et at bt out=high name number description gnd 3 ground name number description gnd 2 ground name number description gnd 3 ground name number description gnd 2 ground 1 power vs 1 power vs 1 power vs 1 power vs s cmos, uni-polar, hall-effect magnetic position sensors note: motion direction of m agnetic flux motion rev.3 09/2012 free datasheet http:///
dson maximum switching frequency - 10 khz =24v 1 ua 04/10 mt1102 series specifications mt1102 series esd electro-static discharge hbm 4 kv 80 65 , vs = 3.5v to 24v (unless otherwise specified) to 125 1 5 ma supply voltage operating 3.5 24 v junction temperature - 150 125 28 v -0.5 v 28 v 50 30 gauss magnetic operating point magnetic release point - us =20pf =20pf 50 ma operating ambient temperature -40 continuous output current - reverse battery voltage - output voltage - supply voltage - s s v 0.4 v symbol parameter test condition min www.magntek.de at t a = -40 typ max units v i supply current bb op i off output leakage current b 05/10 mt1102 series (the to-92 package as an example ) typical output waveform www.magntek.de typical application circuit b op b rp magnetic field t b digital output v t high low cmos, uni-polar, hall-effect magnetic position sensors rev.3 09/2012 100nf vs vdd gnd out 100ohm rv 10k rl 20pf mt1102 free datasheet http:///
(MT1102A) to-92 flat 06/10 mt1102 series www.magntek.de cmos, uni-polar, hall-effect magnetic position sensors package designator symbol dimensions in millimeters dimensions in inches min max min max a 1.420 1.620 0. 056 0.0 6 4 a 1 0.660 0.860 0.0 26 0.0 34 b 0.3 5 0 0. 48 0 0.01 4 0.0 19 b1 0 .400 0 . 55 0 0.0 16 0.0 22 c 0.360 0.510 0. 014 0. 020 d 3.900 4.200 0.154 0.165 d1 2. 97 0 3.270 0. 117 0.1 2 9 e 2.870 3.124 0.1 13 0.1 2 3 e 1. 27 0 typ. 0.0 5 0 typ. e 1 2.440 2.640 0.0 96 0. 104 l 13.600 15.500 0. 535 0. 610 45 typ. 45 typ. rev.3 09/2012 free datasheet http:///
(MT1102A-t) flat to-92 radial lead 07/10 mt1102 series www.magntek.de cmos, uni-polar, hall-effect magnetic position sensors package designator symbol dimensions in millimeters dimensions in inches min max min max a 1.420 1.620 0. 056 0.0 6 4 a 1 0.660 0.860 0.0 26 0.0 34 b 0.3 5 0 0. 48 0 0.01 4 0.0 19 b1 0 .400 0 . 55 0 0.0 16 0.0 22 c 0.360 0.510 0. 014 0. 020 d 3.900 4.200 0.154 0.165 d1 2. 97 0 3.270 0. 117 0.1 2 9 e 2.870 3.124 0.1 13 0.1 2 3 e 2.50 0 typ. 0. 10 0 typ. e1 5.000 typ. 0. 200 typ. l 14.3 00 ref. 0.563 ref. l 1 3.300 ref. 0.130 ref. 45 typ. 45 typ. rev.3 09/2012 free datasheet http:///
(MT1102At) sot-23-3l 08/10 mt1102 series www.magntek.de cmos, uni-polar, hall-effect magnetic position sensors package designator symbol dimensions in millimeters dimensions in inches min max min max a 1.050 1.250 0.0 41 0.0 4 9 a 1 0.000 0.100 0.0 00 0.0 04 a2 1.050 1.150 0.0 41 0.0 45 b 0.300 0.500 0.0 12 0.0 2 0 c 0.100 0.200 0. 004 0. 008 d 2 .820 3.020 0 .111 0.119 e 1.500 1.700 0.0 59 0. 067 e 1 2.650 2.950 0. 104 0. 116 e 0.950 typ. 0.037 typ. e 1 1.800 2.000 0.071 0.079 l 0.3 00 0. 600 0.01 2 0.02 4 0 8 0 8 rev.3 09/2012 free datasheet http:///
0.173 (mt1102bt) sot-89b 09/10 mt1102 series www.magntek.de cmos, uni-polar, hall-effect magnetic position sensors package designator symbol dimensions in millimeters dimensions in inches min max min max a1 0.00 0 0.10 0 0.00 0 0.004 a2 1.22 0 1.42 0 0.048 0.056 b 0.30 0 0.50 0 0.012 0.020 b1 1.60 0 1.80 0 0.063 0.070 d 4.40 0 4.60 0 0.181 c 1.152 ref . 0.045 ref. e 2.40 0 2.60 0 0.094 0.102 he 4.00 0 4.40 0 0.157 0.173 e 1.50 0 typ. 0.060 typ. l 0.35 0 0.55 0 0.014 0.022 rev.3 09/2012 free datasheet http:///
(mt1102et) sot-23 10/10 mt1102 series www.magntek.de cmos, uni-polar, hall-effect magnetic position sensors package designator symbol dimensions in millimeters dimensions in inches min max min max a 0.900 1 .1 50 0.0 35 0.0 4 5 a 1 0.000 0.100 0.0 00 0.0 04 a2 0.900 1.050 0.0 35 0.0 4 1 b 0.300 0.500 0.0 12 0.0 2 0 c 0. 080 0.150 0. 00 3 0. 006 d 2 .8 00 3.0 00 0 .11 0 0.118 e 1. 200 1. 400 0.0 47 0. 0 55 e 1 2. 250 2. 550 0. 089 0. 1 00 e 0.950 typ. 0.037 typ. e 1 1.800 2.000 0.071 0.079 l 0.550 ref . 0.022 ref. l 1 0.3 00 0. 5 00 0.01 2 0.02 0 0 8 0 8 rev.3 09/2012 free datasheet http:///
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