Datasheet

 2012 Microchip Technology Inc. Preliminary DS41664A-page 9
MTCH101
7.0 DETECTION DISTANCE
FIGURE 7-1: DISTANCE vs. SENSOR AREA
0
1
2
3
4
5
6
7
1
1.5
2
2.5
3
Distance (inch)
Round Pad Diameter (inch)
Note: The tested sensors are round solid pads
on FR4 PCB. No ground plane was near
the sensor, as this would give the
maximum detection distance.