RY-1205S/P Power Supplies - Board Mount

DC-DC Converters

DC-DC converters are devices commonly used in modern society, serving the purpose of transforming power and current from one voltage to another. This type of device is used in various types of applications such as automotive electronics, computer equipment, and numerous other electronic applications. One type of DC-DC converter, the RY-1205S/P, has many useful features and a wide range of applications.

RY-1205S/P Application Field

The RY-1205S/P is a DC-DC converter manufactured by Wenzhou Yajun Electronic Co, Ltd. It is designed to take input power from a DC voltage source between 4.5-36V and convert it to an output voltage of 5V, with an output current of up to 5A. This makes the RY-1205S/P suitable for powering a variety of electronic and lighting devices, such as cell phone, portable systems, LED displays, and other small electronic products that need to be powered from a 5V source. It is also widely used in vehicle power systems, where it is utilized to generate 5V from a car\'s 12V battery system.

RY-1205S/P Working Principle

The RY-1205S/P has two main parts: a regulatory circuit and a switch. The purpose of the regulatory circuit is to maintain steady output voltages as the input voltage fluctuates. It does this by controlling the switch, which is connected to the input voltage source. The switch is managed by a PWM (pulse width modulation) controller, which varies the switching rate depending on the output voltage. A feedback loop is also present to ensure the output is always correct. When the output voltage goes over the set limit, the switch opens, allowing more current to flow and voltage is reduced. Conversely, when the voltage goes below the limit, the switch closes, reducing the amount of current and raising the output voltage.

The RY-1205S/P also features numerous safety features, such as relative short circuit protection, over current protection, and over temperature protection. All of this makes the RY-1205S/P a very reliable and safe device, suitable for a variety of applications.