SD02D0512A

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

DC-DC converters provide a direct current power supply for circuits and devices. The SD02D0512A series are DC-DC converters designed to deliver ultra-fast transient response and low output noise, making them suitable for automotive applications. This article will discuss the application field and working principle of the SD02D0512A series DC-DC converters.

Application Field

The SD02D0512A series are DC-DC converters specifically designed for the automotive industry. It supports both 12 VDC and 24 VDC input, making it suitable for vehicles with 12 VDC and 24 VDC electrical systems. The series offers an output voltage of 5 VDC with a maximum current of 12 A. It also has protection functions, including overload protection, overvoltage protection, over-temperature protection, and short-circuit protection. This makes the series suitable for applications requiring protection against electrical damage. The series also features soft-start, allowing it to start smoothly, reducing inrush current and preventing power disruptions. The series is also efficient with a typical efficiency of up to 91%, making it an ideal choice for applications that require a high power supply efficiency while remaining cost effective.

The SD02D0512A series DC-DC converters are suitable for automotive applications such as power steering, windshield wiper systems, interior lighting, and vehicle control systems. It can also be used in various industrial applications that require the delivery of a reliable and stable power supply with protection from electrical damage. It is also suitable for medical equipment and remote monitoring systems.

Working Principle

The SD02D0512A series DC-DC converters use a buck switching converter topology, which is a step-down type of DC-DC converter. It works by using a semiconductor switch, usually a MOSFET, to control the output voltage. First, the electrical input is connected to the converter. Then, the switch is turned on and off at a high frequency, usually 40 kHz to 100 kHz, by a dedicated chip to control the output voltage. The input voltage is stepped down and the current is boosted to the output voltage by an inductor. The voltage is then regulated by an adjustable voltage regulator and is converted to a stable output voltage by a rectifier diode.

The SD02D0512A series has a high switching frequency of up to 500 kHz, allowing for ultra-fast transient response and low output noise. This makes it suitable for applications that require a fast and stable power supply. The series also features a current-mode control architecture, offering excellent dynamic performance, excellent line and load regulation, and low output ripple.

The SD02D0512A series features an Ultra-compact package, making it suitable for applications with size and weight restrictions. It also has an operating temperature range between -40°C and +85°C, making it suitable for a wide range of automotive applications.

In summary, the SD02D0512A series DC-DC converters are designed to deliver ultra-fast transient response and low output noise. It is suitable for automotive, industrial, and medical applications and has a wide adjustable output voltage range. Its high switching frequency, current-mode control architecture, and Ultra-compact package make it an ideal choice for applications requiring a reliable and stable power supply.

The specific data is subject to PDF, and the above content is for reference