TSOP39440TR

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Sensing Distance:	45m
B.P.F. Center Frequency:	40.0kHz
Voltage - Supply:	2.5V ~ 5.5V
Current - Supply:	450µA
Orientation:	Top View
Mounting Type:	Through Hole
Operating Temperature:	-25°C ~ 85°C

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TSOP39440TR Application Field and Working PrincipleOptical sensors are devices that respond to light energy by generating audible, electrical, mechanical, or other type of output signal. The most common types of optical sensors include photodiodes, phototransistors, photo interrupters, and light dependent resistors (LDRs). Photo detectors are types of optical sensors which are specifically designed to detect light from a distant source. One type of photo detector is the TSOP39440TR remote receiver. The following will explain the application field and working principle of this component. Application FieldThe TSOP39440TR is a remote receiver device which is widely used in a variety of consumer electronic applications, particularly those which require a wireless remote controller. It is often used by manufacturers of items such as televisions, DVD players, home automation systems, remote car starters, and other similar items. It is specifically designed to receive and respond to infrared signals transmitted by remote controllers which use specific modulation frequencies. The TSOP39440TR is a low cost, low power optical sensor which is ideal for use in these types of applications because it can reliably receive and detect signals transmitted from distances of up to 10 meters. This makes it suitable for a variety of applications where a long range of transmission is required. Furthermore, the device has a quick response time and is highly resistant to ambient light interference, which makes it a reliable and desirable choice for certain types of consumer electronic applications.Working PrincipleThe TSOP39440TR is an integrated photodetector and preamplifier packaged in a single surface mount package. It is designed to receive and detect infrared signals transmitted from a remote control. The device contains an infrared sensitive photodiode which is surrounded by a filter to help block out stray ambient light. When the device receives an infrared signal, the signal is processed by an integrated preamplifier and passed to the output. The device also contains a Schmitt trigger which is used to reset the preamplifier after each signal is received. This helps to ensure that the device only responds to valid signals and does not output false positives caused by ambient lighting sources or other potential sources of interference. Once the device has received and processed an infrared signal, it will then output an electrical signal. This electrical signal can be used to control various electronic devices, such as those mentioned above. ConclusionIn conclusion, the TSOP39440TR is a type of photo detector which is most commonly used for the purpose of receiving and responding to infrared signals. It is an ideal choice for a variety of consumer electronic applications, owing to its low power consumption, low cost, long range of transmission, and robust interference rejection capabilities. It is also relatively simple to use and understand, making it a popular choice for those who need to quickly and reliably control various electronic devices.

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