Allicdata Part #: | SFH309FA-5RN18C-ND |
Manufacturer Part#: |
SFH 309 FA-5 RN18C |
Price: | $ 0.00 |
Product Category: | Sensors, Transducers |
Manufacturer: | OSRAM Opto Semiconductors Inc. |
Short Description: | PHOTOTRANSISTOR NPN |
More Detail: | Phototransistor 900nm Top View Radial, T-1 Lens |
DataSheet: | SFH 309 FA-5 RN18C Datasheet/PDF |
Quantity: | 1000 |
1 +: | 0.00000 |
Series: | -- |
Packaging: | Bulk |
Part Status: | Obsolete |
Voltage - Collector Emitter Breakdown (Max): | 35V |
Current - Collector (Ic) (Max): | 15mA |
Current - Dark (Id) (Max): | 50nA |
Wavelength: | 900nm |
Viewing Angle: | 24° |
Power - Max: | 165mW |
Mounting Type: | Through Hole |
Orientation: | Top View |
Operating Temperature: | -40°C ~ 100°C (TA) |
Package / Case: | Radial, T-1 Lens |
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Optical Sensors - Phototransistors have become commonplace in modern technology, and SFH 309 FA-5 RN18C is one of the most commonly used. This device has applications in a wide range of fields, and the working principles behind it are rather simple. Below, we take a look at the application field and working principle of the SFH 309 FA-5 RN18C.
Application Field
The SFH 309 FA-5 RN18C is a versatile phototransistor that can be used in a number of different locations. It is often used in combination with a photodiode to form a simple optical-based switch, which is useful for applications such as position sensing, motion detection, and distance measurement. In addition, this device has high-speed response times, making it an excellent choice for applications such as infrared remote control receivers or light barriers. Finally, due to its low cost and low power consumption, it is a preferred choice for consumer electronics applications, such as television remote control receivers and digital cameras.
Working Principle
The SFH 309 FA-5 RN18C is a bipolar phototransistor. This means that it is made of two interconnected semiconductor sections: a light-sensitive section and an output section. The light-sensitive section is made up of a PN junction diode, which is formed by attaching a layer of n-type semiconductor material to a layer of p-type semiconductor material. When light is incident upon the PN junction diode, the electrons in the n-type material are excited and recombine with the holes in the p-type material, which results in a current being generated. This current is then used to activate the output section, which is responsible for regulating the output of the transistor.
The output section of the SFH 309 FA-5 RN18C is designed to be a common-base amplifier. This means that the voltage applied to the input is amplified and then passed to the output at a higher voltage. The resistor in the output section helps limit the current, and therefore the output voltage, so that it remains within the desired range. The result is a device that is capable of detecting light within a certain range and accurately amplifying the signal so that it can be used for various applications.
Conclusion
The SFH 309 FA-5 RN18C is a versatile phototransistor that is used in a variety of applications, from position sensing to motion detection and infrared remote control receivers. Its working principle is based on the PN junction diode, which is used to generate a current when light is incident upon it. This current is then used to activate the output section, which is designed to be a common-base amplifier and is responsible for amplifying the signal so that it can be used for various applications. Thanks to its low cost and low power consumption, this device has become a preferred choice for consumer electronics applications.
The specific data is subject to PDF, and the above content is for reference
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