PDA020F04BA

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PDA020F04BA is an optoisolator chip designed and produced by Sharp. This device consists of an infrared emitting diode which is coupled with a phototransistor. Optoisolators, or OptoCouplers, provide galvanic isolation between the input and output signals. It is widely used in data communication, touch screen, home and office automation, computer peripheral, electronic security, health and medical, instrumentation, building and lighting, and industrial applications.The PDA020F04BA can be used in a variety of applications and environments such as data transfer, user interface devices, and industrial control. This optoisolator chip is used to protect vulnerable circuits from over-voltage and over-current damage, as well as provide electrical isolation. It helps reduce the risk of data corruption, by isolating digital signals from high voltage sources.Working PrincipleThe PDA020F04BA utilizes an LED or light emitting diode and a phototransistor as its working components. The LED gets power from the input side and the phototransistor is connected to the output. When the LED gets powered, it lights up and the light is transferred to the phototransistor. The phototransistor receives the light from the LED and it is converted into electric current. This electric current is then passed on to the output and is used to control the application.The PDA020F04BA can be used in various applications such as 3-state input/output controlling, D flip-flop driving, ON/OFF control, and analog signal modifying. It also provides communication isolation which prevents noise interference and data corruption.FeaturesThe PDA020F04BA optoisolator features a small package size of 0.7mm x 0.3mm, and a high insulation resistance of 100MΩ minimum at500V. It also has a high breakdown voltage of >30V, and a high CTR of >100%, making it suitable for a wide range of applications. Moreover, the device has a low temperature coefficient of 0.2%/deg C, and a wide operating temperature range of -40 – +75°C.The optoisolator is constructed with a UV resistant resin that can protect it from environmental factors such as dust, moisture, and vibration. It is also designed with an optical shutoff function that prevents any GPIO current leakage, and a wide common-mode transient immunity of 100kV/μs. In addition, the device has an automated optical crosstalk protection, and a low power consumption of 0.7mW.ConclusionThe PDA020F04BA optoisolator chip is an ideal product for those who need an efficient electrical isolation and communication signal protection for their applications. With its small package size, high insulation resistance, and high breakdown voltage, this device is versatile and reliable for a wide variety of applications. It also provides an optical shutoff function and automated optical crosstalk protection, to ensure signal integrity.

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