HCPL-073L#500

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Optoisolators - Transistor, Photovoltaic Output - are used to protect sensitive circuits from high voltage, electrical noise, and other hazards. More specifically, the HCPL-073L#500 is an optocoupler, a solid state device containing an infrared LED and a photovoltaic cell. This component is most often used in industrial applications, such as factory automation, machine tool control, and instrumentation.

The HCPL-073L#500 is a type of photocoupler, which deeply isolates input and output signals and is therefore very useful in power electronic products. Its isolation capability creates a protective barrier that helps eliminate the risk of electrical shock or noise transmissions, as well as spikes and transients. And the LED input, photovoltaic output combination gives the device a higher degree of electrical isolation than other optocoupler types.

The HCPL-073L#500 can handle input current up to 200 mA and maximum collector-emitter voltage of 50 V. The voltage transfer ratio (VTR) is between 1:1 to 1.5:1, depending on the load time. It has a fast switching frequency of up to 10 kHz and a response time of 10 microseconds. Additionally, it offers a high common mode transient immunity of 5 kV/μs.

The working principle of the HCPL-073L#500 is based on light transmission. This device detects light transmission from the LED side and converts it into an electrical signal on the photovoltaic side. When an input signal is applied to the LED side, the amount of light transmitted through the device increases accordingly. This produces an output signal on the other side, based on a predetermined voltage transfer ratio. The device\'s response time is determined by the voltage transfer ratio and capacitance of the load.

The HCPL-073L#500 is specifically designed to provide a reliable and isolated transfer of electrical signals in industrial applications. It is an effective way to protect circuits from potentially hazardous voltages, electrical noise, and other interference. It also has the advantages of fast response time, high isolation voltages, and high common mode transient immunity.

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