PS1101WA-23-TR

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Voltage - Collector Emitter Breakdown (Max):	30V
Current - Collector (Ic) (Max):	20mA
Current - Dark (Id) (Max):	100nA
Wavelength:	880nm
Viewing Angle:	130°
Power - Max:	75mW
Mounting Type:	Surface Mount
Orientation:	Top View
Operating Temperature:	-30°C ~ 85°C (TA)
Package / Case:	2-SMD, No Lead

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Optical Sensors - PhototransistorsPhototransistors are electronic components that respond to light. They are optical sensors used in applications where light signals need to be converted into electrical signals. The PS1101WA-23-TR is a popular phototransistor designed and manufactured by the Taiwanese company, Photodiode Solid State Co., Ltd. This device is designed for use in various industrial, commercial, and military applications, including optical communication systems, motion detection systems, automotive lighting systems, and medical imaging systems.The PS1101WA-23-TR is a NPN phototransistor manufactured with a silicon base and a white epoxy resin covering. It features a high current gain and is able to respond to light in the visible and near-infrared spectrum. The device also features a low-noise operation, a high reverse breakdown voltage, and a low leakage current.In terms of its application field, the PS1101WA-23-TR is mainly used for optical communication systems, motion detection systems, automotive lighting systems, and medical imaging systems. It can be used in optical communication systems to detect light signals from fiber-optic cables, LED transmitters, and laser sources. In motion detection systems, the device can be used to detect and analyze light signals from motion sensors. In automotive lighting systems, it can be used to detect and control the dimmer state of car headlights. In medical imaging systems, the device can be used to determine and analyze the light given off by medical imaging equipment.In terms of working principle, the PS1101WA-23-TR is a two terminal device. The collector terminal is the control terminal and the emitter terminal is the output terminal. When light falls on the device, it will create electron-hole pairs in the base region of the device, which will then be swept away by an electric field created by the voltage applied across the base and collector terminals. This will result in the flow of a collector current and the device will be in the “on” state. When the device is in the “on” state, it will be able to amplify and detect the light signals.The PS1101WA-23-TR features a very low “dark current” which is the current flowing between the two terminals in the absence of light. As a result, it is able to detect and respond accurately to even the weakest of signals. The device is also capable of operating over a wide temperature range and in both conductive and active modes.In conclusion, the PS1101WA-23-TR is a phototransistor designed and manufactured by the Taiwanese company, Photodiode Solid State Co. The device is designed for use in applications where light signals need to be converted into electrical signals. It is mainly used for optical communication systems, motion detection systems, automotive lighting systems, and medical imaging systems. In terms of its working principle, the device is a two terminal device with a collector and emitter terminal, and it works by creating electron-hole pairs in the base region which are then swept away by an electric field. The device also features a low “dark current”, a wide operating temperature range, and the ability to operate in both conductive and active modes, making it a versatile and reliable device.

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