Microchip Technology QT140-DG
- Part No.:
- QT140-DG
- Manufacturer:
- Microchip Technology
- Category:
- Sensor, Capacitive Touch
- Package:
- 28-DIP (0.300", 7.62mm)
- Datasheet:
-
QT140-DG.pdf
- Description:
- IC SENSOR 4KEY 5V 5MA SGL 28DIP
- Quantity:
- Payment:

- Shipping:

Inventory:2,875
Please send an inquiry. Send us your inquiry, and we will respond immediately.
QT140-DG Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Microchip Technology
- Package/Case:
- 28-DIP (0.300", 7.62mm)
- Series:
- QProx™, QTouch™
- Packaging:
- Tube
- Product Status:
- Obsolete
- Programmable:
- Not Verified
- Type:
- Buttons
- Proximity Detection:
- Yes
- Number of Inputs:
- Up to 4
- LED Driver Channels:
- Up to 4
- Interface:
- -
- Resolution:
- 14 b
- Voltage - Supply:
- 3V ~ 5.5V
- Current - Supply:
- 2.5mA
- Operating Temperature:
- 0°C ~ 70°C
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Through Hole
- Supplier Device Package:
- 28-DIP
QT140-DG FAQ
1.How can I place an order for QT140-DG through Aetrix?
Please submit a Request for Quotation (RFQ) for QT140-DG on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for QT140-DG reliable?
The price and inventory of QT140-DG are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for QT140-DG is usually 5 days.
3.What payment methods are accepted for QT140-DG?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for QT140-DG transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for QT140-DG?
QT140-DG orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your QT140-DG order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for QT140-DG?
For technical support, including QT140-DG datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your QT140-DG requirements.
6.How does Aetrix verify that QT140-DG is sourced from the original manufacturer or authorized distributors?
All QT140-DG products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that QT140-DG meets industry standards.
7.What is the process for return or replacement of QT140-DG?
All QT140-DG units undergo pre-shipment inspection (PSI). If there is an issue with QT140-DG, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The QT140-DG part is unused and in its original packaging.
Return procedure for QT140-DG:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
QT140-DG Tags

-
IQS228B00000000TSR
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MTCH101T-I/OT
Microchip Technology

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IQS323001CSR
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AT42QT1011-TSHR
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CAP1206-1-SL-TR
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MTCH102T-I/MS
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IQS323001DNR
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