V375C12M75BF3

DC-DC converters are a type of electrical component designed to convert an unregulated, direct current into an adjustable, dc voltage. The V375C12M75BF3 is a low-cost, highly efficient, standalone, fixed-frequency, 25 W switch-mode DC/DC converter and is a typical example of a DC-DC converter.

The V375C12M75BF3 is ideal for a wide variety of applications, from telecommunications systems, automotive power systems to consumer electronics. It offers a 12 – 75 V input with ultra-lightweight applications, stable performance in a variety of ambient temperatures, thermal-shutdown protection, and under-voltage lockout protection, making it the perfect choice for telecommunication and other systems that require continuous and reliable operation. Additionally, this device also offers short-circuit protection and over-voltage protection, making it a safe and efficient DC/DC converter.

The device has an operating temperature range of -40°C to +85°C, making it suitable for a wide range of environments. It offers a typical efficiency of 90%, without compromise in performance. Additionally, it is designed to meet the most stringent emissions standards, such as EU EN 55011.

The working principle of the V375C12M75BF3 DC-DC converter is based on an inductive buck converter, where an input voltage (Vin) is converted to a regulated output voltage (Vout). This is done by using an inductor and a switch. When the switch is turned on, the energy stored in the inductor is transferred to the output, resulting in a regulated output voltage.

The inductor is then switched off, allowing the output voltage to drop, and an output capacitor maintains a constant voltage until the switch is turned on again. This process of turning the switch on and off is called Pulse Width Modulation (PWM). As the frequency of PWM increases, the size of the inductor and the output capacitor can be reduced and the output voltage ripple can be minimized, making the converter more efficient.

The V375C12M75BF3 DC-DC converter also features a built-in soft-start function as standard, which ensures a smooth start-up process, without spikes in the input voltage. Furthermore, integrated high-frequency EMI filtering eliminates the need for external magnetic components in many applications and helps reduce the amount of system components required for compliance with EMI standards.

The V375C12M75BF3 DC-DC converter is the perfect choice for a wide variety of applications. Its high efficiency, low cost, and wide operating temperature range make it ideal for telecommunication, automotive, and consumer electronics applications. Additionally, its built-in protections and features make it an efficient and safe DC-DC converter.