AT42QT1010-MAH

The AT42QT10-MAH is a versatile Q Touch sensor that excels in terms of power efficiency. With a supply current as low as 729µA, it is an ideal choice for applications where battery life is a top priority. Its operating temperature range of -40°C to 85°C ensures reliable performance in various environmental conditions

主要特徵

• Number of Keys:
• One – configurable as either a single key or a proximity sensor
• Technology:
• Patented spread-spectrum charge-transfer (direct mode)
• Key outline sizes:
• 6 mm × 6 mm or larger (panel thickness dependent); widely different sizes and
• shapes possible
• Electrode design:
• Solid or ring electrode shapes
• PCB Layers required:
• One
• Electrode materials:
• Etched copper, silver, carbon, Indium Tin Oxide (ITO)
• Electrode substrates:
• PCB, FPCB, plastic films, glass
• Panel materials:
• Plastic, glass, composites, painted surfaces (low particle density metallic
• paints possible)
• Panel thickness:
• Up to 12 mm glass, 6 mm plastic (electrode size and Cs dependent)
• Key sensitivity:
• Settable via capacitor (Cs)
• Interface:
• Digital output, active high
• Moisture tolerance:
• Increased moisture tolerance based on hardware design and firmware tuning
• Operating Voltage:
• 1.8 V – 5.5 V; 17 µA at 1.8 V typical
• Package:
• 6-pin SOT23-6 RoHS compliant
• 8-pin UDFN/USON RoHS compliant
• Signal processing:
• Self-calibration, auto drift compensation, noise filtering
• Applications:
• Control panels, consumer appliances, proximity sensor applications, toys,
• lighting controls, mechanical switch or button,
• Patents:
• QTouch® (patented charge-transfer method)
• HeartBeat (monitors health of device)