| Allicdata Part #: | 1080-1163-ND |
| Manufacturer Part#: |
PT908-7B-F |
| Price: | $ 0.00 |
| Product Category: | Sensors, Transducers |
| Manufacturer: | Everlight Electronics Co Ltd |
| Short Description: | PHOTOTRANSISTOR 1.5MM SIDE BLACK |
| More Detail: | Phototransistor 940nm Side View Radial, Side View |
| DataSheet: |  PT908-7B-F Datasheet/PDF |
| Quantity: | 1000 |
Specifications
| Series: | -- |
| Packaging: | Bulk |
| Part Status: | Active |
| Voltage - Collector Emitter Breakdown (Max): | 30V |
| Current - Collector (Ic) (Max): | 20mA |
| Current - Dark (Id) (Max): | 100nA |
| Wavelength: | 940nm |
| Mounting Type: | Through Hole |
| Orientation: | Side View |
| Operating Temperature: | -25°C ~ 85°C (TA) |
| Package / Case: | Radial, Side View |
Description
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Optical Sensors - Phototransistors are used in a multitude of applications and are designed to sense the presence or level of optical signals. This article will discuss the application field and working principle of one such device, the PT908-7B-F.
Overview
The PT908-7B-F is a type of phototransistor, which is an optically controlled transistor used for switching or amplifying an input signal. The device is an npn bipolar transistor in a hermetically sealed package. It is highly sensitive to optical signals, with a high input impedance and a very fast response time. It is ideal for use in a wide range of applications which require control or amplification of light signals.Application Field
The PT908-7B-F is used in a variety of applications, including optical data transmission, light detection, and light intensity measurement. In optical data transmission, the device is used to switch between transmit and receive state in order to control the transmission of optical signals. It is also used to detect the presence of infrared signals, which can be used to detect obstacles in robotics systems. The device is also commonly used in optical sensors for measuring light intensity in a variety of applications, such as security and environmental systems.Working Principle
The PT908-7B-F is an optically controlled transistor, which consists of a transistor and a photodiode in the same package. The transistor is used to convert the optical input into an electrical output signal. The photodiode inside the device is used to sense and detect optical signals. When an optical signal is incident on the photodiode, the electrons in the photodiode absorb the energy from the signal and the current flows through the device. This current in turn activates the transistor, which amplifies the signal and produces an output electrical signal.Advantages
The PT908-7B-F has several advantages over other types of phototransistors. It has a high input impedance, which allows it to detect a wider range of optical signals than other devices. It also has a very fast response time, which makes it ideal for time-sensitive applications. Additionally, the device has a low power consumption, making it a great choice for battery-operated systems. Finally, it is small and lightweight, making it easy to integrate into a wide range of applications.Conclusion
The PT908-7B-F is an extremely versatile device which can be used in a variety of applications. It is highly sensitive to optical signals, has a high input impedance, and a fast response time. Additionally, it has a low power consumption and is small and lightweight, making it the perfect choice for applications which require control or amplification of light signals. As such, it is an invaluable tool for a variety of sensor applications.The specific data is subject to PDF, and the above content is for reference
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