CC4825D4VH

Series:	Evolution Dual
Packaging:	Bulk
Part Status:	Active
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:	25A
Termination Style:	Screw Terminal
Package / Case:	Hockey Puck
Supplier Device Package:	--

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Solid State Relays – CC4825D4VH Application Field and Working Principle

Solid-state relays are electronic relays, which utilize the advantages of solid-state semiconductors such as transistors, diodes, and integrated circuits. Their key difference from normal electromagnetic relays is their lack of moving parts, making them more reliable and durable, and their ability to switch high frequencies. These benefits make solid-state relays ideal for applications in automation, medical, security systems, communications, and electronics industry.One of the most popular solid-state relays is the CC4825D4VH. It is a four-pin, single-pole, double-throw (SPDT) relay, with a maximum switching frequency of 1 MHz. This device has a comprehensive two-channel isolation of 4 mm, which ensures complete switch control. It comes in a through-hole package, which allows it to be easily mounted onto pcbs.The CC4825D4VH is able to control DC operations from 5V to 300V, and can switch up to 24A of alternating current. This type of relay is widely used in industrial automation, as it can easily detect and respond to digital signals, which trigger the switching action.As far as the operating principle of the CC4825D4VH is concerned, it is based on a PNP bipolar transistor. This type of transistor is composed of an emitter, a collector, and a base, and works to amplify or switch signals. By controlling the base, the collector-emitter current flow is switched on or off.In the CC4825D4VH, the base is connected to a trigger circuit, which has a built-in constant current source. This source helps to ensure that the amount of current switching is proportional to the voltage supplied to the base. When no voltage is applied, the transistor is in an inactive or "off" state, whereas an applied voltage activates the transistor, allowing current to flow between the collector and emitter.The CC4825D4VH has several features that make it a popular choice for various applications. First, it is designed to have a low voltage drop, making it ideal for low voltage applications. Second, it boasts a high switching speed, reducing the time required to carry out operations. Third, it is highly reliable, making it suitable for applications requiring stringent safety standards. Finally, it has a wide temperature range, which ensures that it can operate effectively in a variety of conditions.The CC4825D4VH is an ideal choice for applications requiring a powerful and reliable solid-state relay. Its comprehensive two-channel isolation, combined with a low voltage drop and a high switching speed, make it a great choice for various automation applications. Its built-in constant-current source ensures that the device can switch proportional to voltage levels, providing consistent performance even during extreme conditions. With its robust construction and low power consumption, the CC4825D4VH is an excellent choice for any automation project.

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