Low voltage operating type Built-in IC ultra-minimum MR sensor
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DATA SHEET MRSS31U Micro power Built-in IC ultra-minimum MR sensor
FEATURES *Micro power (15µW(typ):Vcc=3V) and High-sensitivity(2mT(typ)) (suited for battery-operation) *Ultra-small size MR(Magneto-resistance)sensor * Volume and mounting area are 50% smaller than MRSS22L. * Height is about 4mm lower than MRSS22L. *Operating in one way magnetic field *Operating with independent pole (easily manufacture) *Superior Temperature stability *Lead free goods 2.Fundamental Operation 2-1.Direction of Magnetic Field 2-2.Circuit Block
SWITCH
‚q1 ‚q2
2.0 • } 0.2 0.3
+0.1 -0.05
MR Sensor
1.Dimension (Unit:mm)
0.25 • } 0 .1
0.15
+0.1 -0.05
Gnd
2 .1 • } 0 .1
0 • ` 0 .05
1 .6
Vcc
Out
0.6 5
0.65
Ma x0.