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Name: QT111-S
Brand: Microchip Technology
SKU: QT111-S
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Any Feature, including a modified Existing Feature, that is not an Existing Feature.

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Microchip Technology QT111-S

Part No.:: QT111-S

Manufacturer:: Microchip Technology

Package:: 8-SOIC (0.154, 3.90mm Width)

Datasheet:: QT111-S.pdf

Description:: IC SCREEN CNTRL 14BIT 8SO

In Stock:: 2455

Quantity:: Add To Cart

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QT111-S Specifications

Package/Case:
8-SOIC (0.154, 3.90mm Width)
Packaging:
Tube
Series:
QProx™
ProductStatus:
Obsolete
Touchscreen:
2 Wire Capacitive
Resolution(Bits):
14 b
Interface:
Serial
VoltageReference:
Internal
Voltage-Supply:
2.45V ~ 5.25V
Current-Supply:
20 µA
OperatingTemperature:
0°C ~ 70°C
MountingType:
Surface Mount

QT111-S this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including QT111-S price, data-sheet, in-stock availability, technical difficulties. Also. Quickly Enter the access of compare listing to find out replaceable electronic parts. If you want to retrieve comprehensive data for QT111-S to optimize the supply chain (including cross references, life-cycle, parametric, counterfeit risk, obsolescence managements forecasts), please contact to our Tech-supports team.

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QT111-S information

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QT111-S Application Introduction

QT111-S is a capacitive touch sensor IC that offers versatile touch sensing capabilities, making it suitable for various applications ranging from consumer electronics to industrial control systems.

Application Scenario:

In a home automation project, QT111-S can be utilized to implement touch-sensitive controls for lighting, appliances, and other smart devices, enhancing user convenience and interaction.

Circuit Design:

To effectively integrate QT111-S into a touch-sensitive control system, consider the following design optimizations:

1. Power Management:

Ensure efficient power supply design to QT111-S and associated components. Utilize low-dropout voltage regulators and decoupling capacitors to maintain stable power rails and minimize noise interference.

2. Signal Integrity:

Optimize PCB layout to minimize signal crosstalk and interference. Keep traces short and use proper ground planes to maintain signal integrity, especially for the sensitive capacitive touch sensing signals of QT111-S.

3. Thermal Management:

Implement thermal relief strategies to dissipate heat generated during operation, especially if QT111-S is used in high-touch-density applications. Use thermal vias, heat sinks, or thermal pads to enhance heat dissipation and prevent overheating.

4. Sensitivity Calibration:

Calibrate the sensitivity settings of QT111-S to suit the specific application requirements and environmental conditions. Adjust the sensitivity thresholds and debounce settings to achieve reliable touch detection while minimizing false triggers.

5. Environmental Considerations:

Account for environmental factors such as humidity, temperature, and electromagnetic interference (EMI) when deploying QT111-S-based touch controls. Incorporate appropriate sealing and shielding measures to enhance reliability and performance in harsh environments.

Considerations:

When designing with QT111-S, it's essential to consider:

- Sensing Electrode Design: Optimize the layout and size of sensing electrodes to achieve desired touch sensitivity and resolution.

- Noise Immunity: Implement filtering techniques and debounce algorithms to mitigate noise and improve touch detection accuracy, especially in noisy environments.

- User Interface Integration: Integrate QT111-S with appropriate user interface components such as LEDs or displays to provide feedback and enhance user experience.

- Compliance Standards: Ensure compliance with relevant EMC and safety standards to guarantee the reliability and regulatory compliance of the overall system.

- System Testing: Thoroughly test the QT111-S touch control system under various operating conditions to validate performance, reliability, and responsiveness before deployment.

QT111-S FAQ

1. How to order QT111-S on icwhale.com?

Currently, icwhale.com only provide peer-to-peer order processing. While you submit the RFQ, our professional agent will contact you with the competitive prices in the global market, and our agent will prompt you to finish the order if you accept our offers.

2. How does icwhale.com guarantee that QT111-S is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the QT111-S. All suppliers must pass our qualification reviews before they can publish their products including QT111-S on icwhale.com; we pay more attention to the channels and quality of QT111-S products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.

3. Are the QT111-S price and inventory displayed accurate?

The price and inventory of QT111-S fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.

4. What forms of payment are accepted?

Wire Transfer, PayPal, Alipay, Wechat, Credit Card, Western Union, MoneyGram, and Escrow are all acceptable.

Warm Tips: Some orders in certain payment forms may require handling fee.

5. How is the shipping arranged?

Customers can choose industry-leading freight companies, including DHL, UPS, FedEx, TNT, and Registered Mail. Shipping insurance is also available.

Once your order has been processed for shipment, our salesperson will send you an email advising you of the shipping status and tracking number.

Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.

6. What is the process for return or replacement of QT111-S?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the QT111-S we delivered, we will accept the replacement or return of the QT111-S only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of QT111-S.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations