AT42QT1010-TSHR

Product Overview

Category

AT42QT1010-TSHR belongs to the category of touch sensor ICs.

Use

It is primarily used for touch sensing applications in various electronic devices.

Characteristics

• Touch sensor IC with capacitive sensing technology
• Low power consumption
• Single key touch detection
• Robust performance in noisy environments

Package

AT42QT1010-TSHR is available in a small SOT23-6 package.

Essence

The essence of AT42QT1010-TSHR lies in its ability to detect touch inputs accurately and reliably.

Packaging/Quantity

This product is typically packaged in reels, with a quantity of 3000 units per reel.

Specifications

• Supply Voltage: 2.0V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Sensing Method: Capacitive
• Sensing Area: Single key touch detection
• Output Type: Digital (Active-Low)
• Response Time: Adjustable
• Power Consumption: Low power mode available

Detailed Pin Configuration

1. VDD: Supply voltage input
2. GND: Ground reference
3. OUT: Digital output signal
4. KEY: Touch sensing electrode
5. NC: No connection
6. NC: No connection

Functional Features

• Single key touch detection: The AT42QT1010-TSHR can detect touch inputs on a single key or touchpad.
• Adjustable response time: The response time of the touch detection can be adjusted according to the application requirements.
• Noise robustness: It provides reliable touch sensing even in noisy environments.
• Low power consumption: The IC operates in a low power mode, making it suitable for battery-powered devices.

Advantages and Disadvantages

Advantages

• Accurate and reliable touch sensing
• Low power consumption
• Robust performance in noisy environments
• Adjustable response time

Disadvantages

• Limited to single key touch detection
• Requires external components for complete touch sensing system implementation

Working Principles

AT42QT1010-TSHR utilizes capacitive sensing technology to detect touch inputs. When a conductive object, such as a finger, approaches the touch sensing electrode (KEY pin), it causes a change in the capacitance. This change is detected by the IC, which then generates a digital output signal (OUT pin) indicating the touch event.

Detailed Application Field Plans

AT42QT1010-TSHR can be used in various applications, including: 1. Consumer electronics: Touch-sensitive buttons or sliders in smartphones, tablets, remote controls, etc. 2. Home appliances: Touch controls for kitchen appliances, lighting systems, etc. 3. Automotive: Touch-based controls for infotainment systems, climate control panels, etc. 4. Industrial equipment: Touch interfaces for machinery, control panels, etc.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to AT42QT1010-TSHR are: 1. AT42QT2120: Multi-key touch sensor IC with additional features like proximity sensing. 2. AT42QT2160: Capacitive touch controller IC with support for up to 16 keys. 3. AT42QT1070: Single-key touch sensor IC with integrated LED driver.

These alternative models provide options for different touch sensing requirements and system complexities.

Word count: 446 words