SD2440-003

Series:	*
Packaging:	Bulk
Part Status:	Obsolete
Voltage - Collector Emitter Breakdown (Max):	30V
Current - Collector (Ic) (Max):	4mA
Current - Dark (Id) (Max):	100nA
Wavelength:	--
Viewing Angle:	48°
Power - Max:	125mW
Mounting Type:	Surface Mount
Orientation:	Top View
Operating Temperature:	-55°C ~ 125°C (TA)
Package / Case:	Mini-pill

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Phototransistors are a type of semiconductor that utilizes optical energy to operate. They are useful in many applications from infrared remote control detectors to laser pointers. The SD2440-003 is a type of phototransistor that is designed specifically for sensing low-level optical signals. It operates by converting light into electrical signals and is useful in a wide variety of applications, including communication systems, optical detection systems, and infrared detection devices. In this article, we will discuss the application field and working principle of the SD2440-003.

Application Field of the SD2440-003

The SD2440-003 is a highly sensitive phototransistor that can detect optical signals at very low levels. It is suitable for use in a variety of applications, including infrared remote control detectors, optical communication systems, optical detection systems, and long-range laser pointers. Its low-power operation and wide operating temperature range make it an ideal choice for use in many applications.

In infrared remote control detectors, the SD2440-003 is used to detect infrared signals from remote control devices. It is also used in optical communication systems to detect and transmit optical signals over long distances. It can be used in optical detection systems to identify and detect objects. Additionally, it can be used in laser pointers to detect and project laser beams over long distances.

Working Principle of the SD2440-003

The SD2440-003 phototransistor is a type of semiconductor device designed to convert optical energy into electrical signals. It consists of a base, an emitter, and a collector. When light falls on the collector, electrons are released and collected by the emitter. The resulting electrical signal is sent to the base for further processing.The SD2440-003 uses photogated transistors in its design. In this type of transistor, an internal gate is used to control the current through its collector and emitter. By adjusting the gate voltage, the SD2440-003 can detect and amplify weak optical signals.The SD2440-003 is also designed to be highly sensitive and efficient at converting light into electrical signals. It has a wide range of operating temperature, which allows it to work in a variety of situations. Additionally, it is designed to operate at a low power consumption in order to reduce power consumption and extend system life.

Conclusion

The SD2440-003 is a type of phototransistor designed for use in a variety of applications, including infrared remote control detectors, optical communication systems, optical detection systems, and laser pointers. Its low-power operation and wide operating temperature range make it an ideal choice for use in many applications. Its design also makes it highly sensitive and efficient at converting light into electrical signals. By utilizing photogated transistors, it can detect and amplify weak optical signals.

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