AT42QT1012-TSHR

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AT42QT1012-TSHR

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IC TOUCH SENSOR 1KEY SOT23-6

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Spezifikationen

Attribut Wert
Package / Case Tape & Reel (TR),Cut Tape (CT)
Series QTouch™
Part Status Active
Type Buttons
Proximity Detection No
Number of Inputs 1
Resolution 14 b
Voltage - Supply 1.8V ~ 5.5V
Supply Current 59µA
Operating Temperature -40°C ~ 85°C
Mounting Type Surface Mount

Übersicht

Description

The AT42QT1012-TSHR is a single-key capacitive touch sensor IC from Microchip, designed for simple touch detection in various applications. It features low power consumption, making it ideal for battery-operated devices like wearables, IoT, and consumer electronics.
Key features:
- Proximity and touch detection with adjustable sensitivity.
- Auto-recalibration to adapt to environmental changes.
- Digital output (active-high or active-low) for easy interfacing.
- 1.8V–5.5V operating range, supporting diverse power supplies.
- Compact TSOT-6 package, suitable for space-constrained designs.
The IC requires minimal external components, simplifying integration. It’s commonly used in buttons, sliders, and touch-sensitive controls. For detailed specs, refer to the datasheet.

Equivalent

Equivalent products to the AT42QT1012-TSHR (capacitive touch sensor) include:
1. CY8CMBR3102-LQXIT (Cypress/Infineon)
2. TTP223-BA6 (Tontek)
3. MPR121QR2 (Adafruit/NXP)
4. CAP1206-1-SL-TR (Microchip)
These offer similar proximity/touch sensing with low-power operation. Check specs for exact compatibility.

Pinout

The AT42QT1012-TSHR is a 6-pin capacitive touch sensor IC from Microchip.
Pin Functions:
1. VDD (Pin 1) – Power supply (1.8V–5.5V).
2. GND (Pin 2) – Ground.
3. OUT (Pin 3) – Digital output (active-high when touch detected).
4. SNS (Pin 4) – Sensor input (connects to touch electrode).
5. SLD (Pin 5) – Shield drive (optional for noise immunity).
6. VSS (Pin 6) – Additional ground (can be tied to GND).
Key Features:
- Single-key touch detection.
- Adjustable sensitivity via external capacitor.
- Low power consumption.
Package: SOT-23-6.

Application

The AT42QT1012-TSHR is a capacitive touch sensor IC, ideal for:
1. Consumer Electronics – Buttons in smart home devices, wearables, and remote controls.
2. Appliances – Touch controls for stoves, microwaves, and washing machines.
3. Automotive – Non-mechanical interfaces for dashboards and infotainment systems.
4. Industrial – Robust touch panels in machinery and control systems.
5. Lighting – Touch-sensitive switches for LED and smart lighting.
It offers low power consumption, noise immunity, and a compact design, making it suitable for space-constrained and battery-operated applications.

Package

The AT42QT1012-TSHR is available in a SOT-23-6 package. This small surface-mount package is compact and suitable for space-constrained applications. It has six pins and is commonly used for touch sensor ICs. The "TSHR" suffix indicates it is supplied in tape and reel packaging for automated assembly.

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