CD420890C

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Thyristors are solid-state semiconductor devices which act as switches, controlling the flow of electric current in circuits. The CD420890C is a semiconductor power module which belongs to the family of thyristors known as SCRs (silicon controlled rectifiers). This module incorporates an SCR with an integrated circuit, allowing it to be used for a variety of applications in both industrial and consumer products.

The CD420890C is an off-line SCR module, meaning it is designed and manufactured to be used in direct-current (DC) systems and/or switched ac systems. This makes it suitable for a variety of uses, including motor speed control, lighting control, reliability monitoring and emergency shut-off systems. This module comes in two different versions – the standard version and the sensitive gate version. The standard version has a higher response speed making it well-suited for controlling motors or pumps, while the sensitive gate version has a slower response speed but is useful for remote control applications.

This power module is designed to manage a range of current ratings from 10A to 30A and a temperature range from -20°C up to +100°C. Its maximum off-state leakage current is 1mA at 25°C, making it highly efficient. The module includes over-temperature protection as well as a disable feature for improved operational safety. It is also rated for reverse voltage protection, ensuring it meets all current safety standards.

The CD420890C works by taking input from its integrated circuit, which is then modulated by the SCR. The modulated signal is then given to the gate terminal, initiating switching of the thyristor. This switching action causes the module to convert its input signal into a steady current or voltage – depending on the application – allowing the module to control power flow in a circuit. The CD420890C also comes with a built-in thermistor, which can be used to monitor temperature, thereby improving the performance and protection of the module.

The CD420890C is suitable for a wide-range of applications, including motor control, lighting control, and load switching. This power module is particularly useful in applications requiring a reliable, long-term solution. It is also compatible with a range of operating voltages, making it versatile and cost-effective. Additionally, its design makes it highly-resistant to electrical stress, making it an excellent choice for harsh industrial environments.

In conclusion, the CD420890C is an efficient and reliable semiconductor power module that belongs to the family of thyristors known as SCRs. It is designed for a range of current ratings and temperatures, with an integrated circuit and a built-in thermistor for improved performance. It is suitable for applications such as motor control, lighting control, and load switching, and is highly-resistant to electrical stress. The CD420890C’s versatile design and its range of compatible operating voltages make it a cost-effective and reliable solution.

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