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4N28

Manufacturer

VISHAY

data-sheet
Data sheet
Data sheet
The 4N28 is used in industrial applications such as AC mains detection, reed relay driving, switch mode power supply feedback, and logic ground isolation. Its high isolation voltage and low capacitance make it ideal for environments with high-frequency noise, ensuring reliable operation in telecommunications and consumer electronics.
Specification
Specification
OPTOISO 5KV TRANS W/BASE 6DIP
OPTOISO 5KV TRANS W/BASE 6DIP
Detailed specification
Detailed specification
Optoisolator Transistor with Base Output 5000Vrms 1 Channel 6-DIP
Optoisolator Transistor with Base Output 5000Vrms 1 Channel 6-DIP
Description
Description
The 4N28 is a single-channel optoisolator featuring a phototransistor output with a base connection. It offers an isolation test voltage of 5000 VRMS and is housed in a 6-DIP package. This device is designed for applications requiring high voltage isolation and low input-output coupling capacitance (< 0.5 pF), making it suitable for interfacing with common logic families.
The 4N28 is a single-channel optoisolator featuring a phototransistor output with a base connection. It offers an isolation test voltage of 5000 VRMS and is housed in a 6-DIP package. This device is designed for applications requiring high voltage isolation and low input-output coupling capacitance (< 0.5 pF), making it suitable for interfacing with common logic families.
Availability
Availability
Can be ordered from Westcomp
Can be ordered from Westcomp
Other manufacturers
4N28 is also available from the following manufacturers
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