QT115A-ISG Atmel, QT115A-ISG Datasheet - Page 51
QT115A-ISG
Manufacturer Part Number
QT115A-ISG
Description
IC TOUCH SENSOR PROX 8SOIC
Manufacturer
Atmel
Datasheet
1.AT42QT1040-MMH.pdf
(72 pages)
Specifications of QT115A-ISG
Input Type
*
Output Type
*
Interface
*
Current - Supply
*
Mounting Type
Surface Mount
Operating Supply Voltage
3 V to 5 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Package / Case
SO-8
Minimum Operating Temperature
- 40 C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Package / Case
-
Lead Free Status / Rohs Status
Details
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Touch Sensors Design Guide
Figure 5-4.
Figure 5-5.
Make all sections equal width, repeating
sections as required for desired total width
Note: Make all the rings equal width, repeating rings as required for desired total diameter.
Where a choice exists, use the largest number of rings to achieve the desired diameter.
Rings are shown in different colours for clarity, but are electrically connected where they meet.
Channel 0
Medium/Large Slider (Spatially Interpolated)
Medium/Large Wheel (Spatially Interpolated)
4 mm
Channel 2
5–8 mm
Per Ring
Channel 0
0.1–0.5 mm
Channel 2
4 mm
4 mm
Channel 1
Self-capacitance One-dimensional Sensors
4 mm
Adjust taper angle to fill
0.1 to 0.5 mm Gap
remaining space
5–9 mm
Channel 1
4 mm
per section
4-6 mm
10620D–AT42–04/09
5-5
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