CD4850D3V

Series:	Evolution Dual
Packaging:	Bulk
Part Status:	Obsolete
Mounting Type:	Chassis Mount
Circuit:	SPST-NO (1 Form A) x 2
Output Type:	AC, Zero Cross
Voltage - Input:	4 ~ 15VDC
Voltage - Load:	48V ~ 660V
Load Current:	50A
Termination Style:	Screw Terminal
Package / Case:	Hockey Puck
Supplier Device Package:	--

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Introduction to Solid State RelaysSolid state relays (SSRs) are electronic relays that contain no moving parts and typically consist of an input stage switching element such as a transistor or thyristor, an output stage driver like an opto-triac, and optically isolated feedback. They are used to convert an incoming current or voltage to a regular switching signal. SSRs are reliable and have long life times, so they are often used to control power in industrial settings, such as in the automotive industry and telecommunications.CD4850D3V Application Field and Working PrincipleThe CD4850D3V is a type of solid state relay that is commonly used in industrial and commercial applications. It is a high voltage, high current SSR relay that can switch up to a maximum of 500 volts. It is designed to provide isolation between the control input and system output, and can handle a variety of load types including resistive, inductive, and capacitive. It also has a dual voltage input that can be used for different control applications. The relay has a working frequency range of 0 to 4 kHz and a 5dB noise isolation level.The CD4850D3V is based on an opto-isolated, zero crossing, switch-on delay control circuit, and has a working principle that is similar to a mechanical switch, but with no moving parts and a much longer life. When the input signal is applied to the control input, it will trigger the SSR to turn on and provide the output signal. A zero-cross sensing circuit is used to ensure that the relay will turn on and off at low power loss, and a time delay circuit is used to prevent the relay from switching on too quickly during power surges.The relay is equipped with a dual voltage input that allows the user to adjust the voltage of the input signal depending on the application. The relay can be switched on and off with a TTL board also, depending on the power requirements of the user’s application. It can be used for a wide variety of applications, including industrial equipment, computer peripherals, and automotive systems.ConclusionThe CD4850D3V is a high voltage, high current SSR relay that is commonly used in industrial and commercial applications. It features an opto-isolated, zero crossing, switch-on delay control circuit, and has a working principle that is similar to a mechanical switch, but with no moving parts and a much longer life. The CD4850D3V is equipped with a dual voltage input that allows the user to adjust the voltage of the input signal depending on the application. It can be used for a variety of applications, including industrial equipment, computer peripherals, and automotive systems.

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