CPT007B-A01-GMR

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Discontinued at Digi-Key
Type:	Buttons
Proximity Detection:	Yes
Number of Inputs:	Up to 7
LED Driver Channels:	Up to 7
Interface:	Open Drain, Push-Pull
Resolution:	--
Voltage - Supply:	1.8 V ~ 3.6 V
Current - Supply:	180µA
Operating Temperature:	-40°C ~ 85°C
Package / Case:	20-VFQFN
Supplier Device Package:	20-QFN (3x3)

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Introduction to CPT007B-A01-GMR

CPT007B-A01-GMR is an interface sensor, capacitive touch sensor also known as touchpad. It uses the capacitive coupling technique to detect applied tactile force and generates an electrical signal that can be used to control electrical circuits or activate functions such as those in computers or electronic gadgets. CPT007B-A01-GMR consists of two electrodes with a dielectric material between them and a conductive surface that is sensitive to touch. A voltage is applied between the two electrodes and when a user touches the conductive surface, a measurable change in the capacitance is sensed.

Application Fields

Given its ability to detect subtle changes in capacitance, the CPT007B-A01-GMR capacitive touch sensor can be applied in numerous fields and applications. Examples of these include gaming consoles, interactive displays, industrial automation, point-of-sale systems, and medical equipment. These capacitive touch sensors offer great durability and reliability which makes them suitable for harsh environments of industrial equipment and medical applications.The CPT007B-A01-GMR capacitive touch sensors are becoming increasingly popular in consumer applications such as phones, tablets and other portable digital devices. They have become essential to the touch-screen revolution, providing the technology behind the devices’ gesture recognition and intuitive user experience. The user no longer needs to physically press a button as they can make taps, swipes, and zooms on display panels with a fingertip.

Working Principle

The CPT007B-A01-GMR capacitive touch sensor utilizes an electric field to transfer energy between two electrodes. When a pressure is applied to the conductive surface, a corresponding change in capacitance is created between the two electrodes. The change in capacitance is detected by the sensing system and generates an analog output signal. This signal can then be used to control the operation of any related electrical or electronic circuit.The gain or sensitivity of the CPT007B-A01-GMR is determined by the dielectric constant of the gap between electrodes and the area of the sensing surface. The smaller the gap between the two electrodes and the larger the surface area, the higher the gain of the sensor. Thus, the CPT007B-A01-GMR capacitive touch sensor can detect user input with very high sensitivity and accuracy. The CPT007B-A01-GMR also has very low power consumption and can be used in a wide range of temperatures and humidity levels. The sensor is capable of operating in temperatures ranging from 0 – 40°C, and in relative humidity levels ranging from 0% to 98%.

Conclusion

The CPT007B-A01-GMR capacitive touch sensor is an incredibly versatile sensor that can be used in numerous applications from personal gadgets to industrial automation. It offers a highly sensitive and accurate user input solution with low power consumption and wide temperature and humidity range operating conditions. The CPT007B-A01-GMR capacitive touch sensor is a great solution for numerous industries looking for reliable and efficient touch-detection methods.

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