PC844IJ1

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The PC844IJ1 is an optoisolator/transistor/photovoltaic output device from Toshiba. This device is used for signal isolation. It provides exceptional electrical isolation with very high current transfer ratio and low thermal resistance. It is designed for a wide variety of applications including industrial, medical, automotive, and consumer electronics.

The PC844IJ1 integrates a photovoltaic output with a transistor output on a single chip. It has a threshold voltage of 2.6V and a maximum collector current of 4mA. It also features excellent isolation performance, with an isolation voltage of 10,000 Vrms for 1 minute. It operates with a supply voltage of 3.3 – 13.2V and a maximum temperature rating of 125° C.

The PC844IJ1 is constructed with a built-in photodetector and a PNP bipolar transistor. The built-in photodetector absorbs light from a LED or other light sources, and converts it to an output current. The transistor provides the output current gain, which increases the current flow it receives from the photodetector.

The PC844IJ1 has many potential applications. It can be used to connect two circuits at an isolated point, allowing data transfer between them. It can also be used in industrial relays, medical equipment, audio systems, and automotive electronics. It is an ideal choice for these applications because of its high current transfer ratio, low thermal resistance, and immunity to electro-magnetic interference (EMI).

In addition to its applications, the PC844IJ1 also has important safety features. For example, it has a surge withstand voltage of 4kV, making it suitable for use in high-voltage environments. In addition, its isolation voltage is 10,000Vrms, making it suitable for medical equipment and other applications requiring high levels of isolation.

Overall, the PC844IJ1 is an excellent choice for industrial, automation, medical, automotive, and consumer electronics applications. Its high current transfer ratio, low thermal resistance, and immunity to electro-magnetic interference make it highly suitable for these types of applications. It is also safety-rated and meets relevant safety standards, making it a reliable and safe choice.

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