SD2440-001

Series:	--
Packaging:	Bulk
Part Status:	Obsolete
Voltage - Collector Emitter Breakdown (Max):	30V
Current - Dark (Id) (Max):	100nA
Wavelength:	880nm
Viewing Angle:	48°
Power - Max:	125mW
Mounting Type:	PCB, Through Hole
Orientation:	Top View
Operating Temperature:	-55°C ~ 125°C (TA)
Package / Case:	Pill

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Optical Sensors - Phototransistors

Optical sensors are devices that detects changes in physical quantity such as in illumination, temperature, or pressure and provides an output that corresponds to the change. One type of optical sensor, the phototransistor, uses a semiconductor to convert light into a current and control the amount of current flow as the amount of light changes. The SD2440-001 is a phototransistor that is used in a variety of applications.The SD2440-001 is a phototransistor designed to operate in the visible spectrum. It is a high-efficiency NPN collector-base phototransistor with a peak arc spectrum in the VHF-UHF range. The device is manufactured with a heptagon-shaped encapsulation. It is extremely sensitive to light and has a high response speed. It has high gain and can be used to detect small changes in light intensity, making it ideal for precision applications.The SD2440-001 is suitable for a variety of applications, including optical detection of gaseous elements, transmission systems for optical data, infrared remote sensing, and surveillance equipment. In optical detection of gaseous elements, the device is used to detect the presence of gas concentrations as well as the amount of gas present. In transmission systems for optical data, the device is used to detect and transmit digital data at high speeds. In infrared remote sensing, the SD2440-001 is used to detect reflected infrared radiation emitted by a target object, and in surveillance equipment, it is used as a low-light detection device.The SD2440-001 is designed to operate in a variety of conditions and is highly reliable. It is capable of operating in extreme temperatures, and is resistant to influences such as vibration, shock, and dust. The device can handle high voltages up to 65V and can also handle a large amount of current up to 38µA.The SD2440-001 phototransistor works by combining a base-collector junction made of a type of semiconducting material with a transparent window. When light hits the window, it is converted into electrical current, which is then processed by the collector-base junction. This process is known as light-induced current flow, and by accurately controlling the amount of current flowing through the device, it is possible to accurately measure the intensity of the incoming light.The SD2440-001 has the ability to detect small changes in light intensities, allowing it to be used in precision applications. It is capable of quickly detecting and measuring the intensity of incoming light, and is highly reliable even when operating in extreme conditions. This makes the SD2440-001 the ideal device for optical detection, transmission of optical data, remote sensing, and surveillance applications.

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