Products/Services for Nec Optocoupler

  • Optocouplers-Image
    Optocouplers - (137 companies)
    Optocouplers are capable of transferring an electrical signal between two circuits while isolating the circuits from each other. Optocouplers are electronic components which use light waves to provide electrical isolation while transferring...
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    Optocoupler Input
    Optocoupler Output
    Isolation Voltage
  • Isolation Amplifiers-Image
    Isolation Amplifiers - (41 companies)
    ...of techniques to minimize large-signal nonlinearity and distortion. These techniques include using a linear optocoupler (LOC) to increase the linearity of the isolation amplifier over a particular signal range. Linear optocouplers (LOC) consist of an input...
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    Electrical Maintenance Services - (109 companies)
    ...and power generation facilities. Often, electrical maintenance services adhere to standards such as the National Electrical Code (NEC), or follow codes and standards from the International Electrical Testing Association (NETA) and the National Fire...
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  • Varistors-Image
    Varistors - (176 companies)
    Varistors are voltage-clamping devices that can absorb current without damage. They are typically used in surge protection devices.
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  • Solid State Relays-Image
    Solid State Relays - (606 companies)
    Solid state relays (SSR) or semiconductor relays are semiconductor devices that can be used in place of mechanical relays to switch electricity to a load in many applications.
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    DIN Rail - (77 companies)
    DIN rails and DIN rail clips and brackets are used on computer boards. DIN is an acronym for Deutsche Institute fuer Normung, a German standardization body and member of ISO.
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    Gate Drivers - (87 companies)
    Gate drivers are electronic circuits that apply correct power levels to metal-oxide field-effect transistors (MOSFETs) and insulated gate bipolar transistors (IGBTs).
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    Optical Design Services - (143 companies)
    Optical design services assist companies with the initial conception and design of optical, optomechanical, or optoelectronic devices or assemblies.
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    Terminal Blocks - (767 companies)
    Terminal blocks are modular, insulated blocks that secure two or more wires together. Terminal blocks consist of an insulating body and a clamping device. Their flexibility allows wiring to be centralized and makes it easier to maintain complex control circuits.
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    Transistors - (644 companies)
    Transistors are electronic devices made of semiconductor material that amplify a signal or open or close a circuit.
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Product News

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This paper addresses various applications where NEC/CEL optocouplers offer galvanic isolation for driving MOSFET / IGBT devices in industrial applications including general-purpose inverters, AC servos power switching, home appliances and motor control applications....

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Both devices feature large peak output current, fast switching speeds, undervoltage lockout protection and high common mode transient immunity, but the NEC device offers additional benefits. This App Note provides a detailed comparison....

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Reviews the characteristics and technical requirements of using an NEC high speed optocoupler to gate drive an IGBT or Power MOSFET....

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Both the PS9552 and HCPL-3120 are optically-coupled isolators that employ a GaAlAs LED on the input side and a photo diode, a signal processing circuit, and a power output transistor on the output side. They feature large peak output current, fast switching speeds, undervoltage lockout protection...

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