| Allicdata Part #: | FOD817D300W-ND |
| Manufacturer Part#: |
FOD817D300W |
| Price: | $ 0.41 |
| Product Category: | Isolators |
| Manufacturer: | ON Semiconductor |
| Short Description: | OPTOISOLATOR 5KV TRANSISTOR 4DIP |
| More Detail: | Optoisolator Transistor Output 5000Vrms 1 Channel ... |
| DataSheet: |  FOD817D300W Datasheet/PDF |
| Quantity: | 1041 |
| 1 +: | $ 0.36540 |
| 10 +: | $ 0.26523 |
| 100 +: | $ 0.17319 |
| 500 +: | $ 0.12449 |
| 1000 +: | $ 0.09742 |
Specifications
| Output Type: | Transistor |
| Supplier Device Package: | 4-DIP |
| Package / Case: | 4-DIP (0.400", 10.16mm) |
| Mounting Type: | Through Hole |
| Operating Temperature: | -55°C ~ 110°C |
| Vce Saturation (Max): | 200mV |
| Current - DC Forward (If) (Max): | 50mA |
| Voltage - Forward (Vf) (Typ): | 1.2V |
| Current - Output / Channel: | 50mA |
| Voltage - Output (Max): | 70V |
| Series: | -- |
| Input Type: | DC |
| Rise / Fall Time (Typ): | 4µs, 3µs |
| Turn On / Turn Off Time (Typ): | -- |
| Current Transfer Ratio (Max): | 600% @ 5mA |
| Current Transfer Ratio (Min): | 300% @ 5mA |
| Voltage - Isolation: | 5000Vrms |
| Number of Channels: | 1 |
| Part Status: | Active |
| Packaging: | Tube |
Description
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Optoisolators are helpful devices for isolating power lines from sensitive logic circuits. They are found in a variety of applications, ranging from industrial automation to home gadgets. The FOD817D300W optoisolator is a popular choice for those in need of a reliable, high-performance isolation system. This article will provide an overview of the FOD817D300W’s application field and working principle.The FOD817D300W is a photovoltaic output optoisolator that utilizes a PEF (phototransistor input) element. It is designed to offer 4,500 VRMS of isolation in applications with common mode transient voltage suppression. The device operates in the visible light range, making it capable of switching both digital and analog signals with low optical cross talk.The primary application for the FOD817D300W optoisolator includes power line isolation, process control, motor control, and ground loop elimination. Power line isolation, as the name implies, is the process of isolating power lines from sensitive logic circuits in order to prevent damage to the logic circuit due to sudden voltage changes. In process control, optoisolators can be used to monitor and control the movement of conveyors, bearings, valves, etc. Motor control is another application where optoisolators are used to switch the direction of current in motors; this helps reduce power consumption and increase efficiency. Finally, ground loop elimination is used to reduce the risk of an electrical shock or fire caused by an inadvertent contact between the ground line and a hot line.The working principle of the FOD817D300W optoisolator is quite straightforward. It employs a light-sensitive PEF element which responds to light signals and changes its collector current accordingly. When exposed to light, the PEF element will increase or decrease its collector current according to the intensity of the light source. This results in a corresponding change in the output voltage of the device. The FOD817D300W has an inner isolation shield which provides a permanent mechanical and electrical connection between the input and output circuits. This shield eliminates the risk of electrical noise entering the system and damaging sensitive circuits. Additionally, the device includes a photo-monitoring circuit that responds to ambient light levels and ensures the correct operation of the optoisolator.In conclusion, the FOD817D300W optoisolator is a reliable, high-performance device for isolating power lines from sensitive logic circuits. It is capable of providing 4,500 VRMS of isolation and operates in the visible light range. It is primarily used for power line isolation, process control, motor control, and ground loop elimination. The device employs a PEF element and an inner isolation shield to ensure the correct operation of the optoisolator.
The specific data is subject to PDF, and the above content is for reference
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