IC SENS TOUCH/PROX 1CHAN 6-WSON

QT100A-ISG – 1-Channel Touch/Proximity Sensor IC – Microchip Technology

Experience reliable touch and proximity detection with the QT100A-ISG from Microchip Technology. This advanced sensor IC delivers precise single-channel input for intuitive user interfaces while offering low-power operation and noise immunity. PCX supplies this industrial-grade component with guaranteed quality assurance and rapid shipping to keep your projects on schedule.

Key Features

• Single-channel touch/proximity sensing for simplified designs
• 6-WSON package (2x2mm) enabling space-constrained applications
• Advanced signal processing for noise rejection and environmental stability
• Ultra-low power consumption ideal for battery-operated devices
• Patented charge-transfer technology ensuring reliable detection

Technical Details

The QT100A-ISG integrates Microchip’s proven capacitive sensing technology into a miniature 6-WSON package. This surface-mount IC operates through a direct electrode interface, supporting various overlay materials (glass, plastic, wood). Typical applications require minimal external components, reducing BOM complexity. For complete specifications, consult the datasheet hosted on PCXCo.com.

Applications

• Consumer appliance control panels (microwaves, coffee makers)
• Industrial equipment touch interfaces
• Proximity-activated lighting systems
• Portable medical device controls
• Automotive cabin controls

About Microchip Technology

Microchip Technology Inc. is a global leader in microcontroller, mixed-signal, analog, and Flash-IP solutions. With over three decades of innovation, the company consistently delivers high-reliability components for mission-critical applications across automotive, industrial, and consumer markets.

Renowned for rigorous quality standards and extensive technical support resources, Microchip maintains ISO/TS 16949 and ISO 9001 certifications. Their capacitive touch sensors set industry benchmarks for sensitivity, power efficiency, and environmental robustness.

About Touch/Proximity Sensor ICs

Touch and proximity sensor ICs detect capacitance changes caused by human interaction or nearby objects, replacing mechanical switches with solid-state reliability. These components enable modern, sealed interfaces resistant to moisture, dust, and wear while supporting custom sensitivity tuning.

Critical for designing intuitive human-machine interfaces (HMIs), these ICs reduce assembly complexity and lifecycle costs. Applications span from consumer electronics to industrial automation, providing silent operation, backlight integration capabilities, and enhanced product aesthetics through seamless control surfaces.

Packaging Options

Available in industry-standard Tape & Reel (TR) packaging compatible with automated SMT assembly lines. Contact PCX for reel quantities and custom packaging requirements.

Frequently Asked Questions

Q: What overlay thickness does the QT100A-ISG support?
A: It typically supports overlays up to 5mm (glass/plastic) – refer to the datasheet for material-specific guidelines.

Q: Is this IC suitable for battery-powered devices?
A: Yes, its ultra-low power consumption makes it ideal for portable electronics and IoT applications.

Q: Does PCX provide technical support for sensor integration?
A: PCX offers datasheets and application notes; for design assistance, contact our engineering support team.

Q: Can this sensor operate in humid environments?
A: Microchip’s charge-transfer technology provides excellent humidity immunity and noise rejection.

Q: What’s the lead time for QT100A-ISG orders?
A: Most orders ship same-day from our stocked inventory.

Q: Are evaluation kits available for this sensor?
A: Yes – inquire about Microchip development tools when placing your order.

Disclaimer: Product images are representational; refer to datasheets for exact specifications.

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