MGW301212-R

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DC-DC converters are an important part of modern electronics and provide a bridge between two different levels of direct current (DC) voltages. The MGW301212-R is an isolated wide input DC-DC converter rugged enough for wide temperature ranges and extreme shock and vibration. This paper will present the application areas, operation principles, and performance characteristics of the MGW301212-R units.

The MGW301212-R has an input voltage range from 6-60 volts and is a high input isolation model that can handle a maximum of 150V transients for 12V applications. Input voltage filtering can be designed around the MGW301212-R to remove spikes and AC ripple. It also features a power switch control with an adjustable current limit. The MGW301212-R provides an isolated, low output voltage for low conduction and switching noise in both the upstream and downstream systems.

The MGW301212-R is used extensively in a variety of applications including automation, automotive/transportation, marine/avionics, and other industrial markets. This converter can also be used in sensitive medical equipment requiring current protection and noise-free low voltages. It also features an adjustable current limit, remote on/off features, and power good/shutdown signals.

The operating principle of the MGW301212-R is based on a series of electrical components. At first, the P-channel MOSFETs in the converter switch on and off rapidly to allow the current to flow from the input to the output through the transformer. The current flows through the transformer and then through the output rectifier diode. This converts the AC current from the transformer into a DC current with an output voltage corresponding to the difference in polarity of the winding. Meanwhile, the control circuit monitors the voltage, current, and temperature of the converter to adjust the P-channel MOSFETs and keep the output voltage constant.

The MGW301212-R utilizes at least two MOSFETs to ensure proper current conduction or lower standing current and increase efficiency. One of the MOSFETs is connected in parallel to the short-term endurance of the converter, while the second is connected in series to control the output current.

The MGW301212-R is designed to provide an efficient and cost-effective solution for both power supply and load processing applications. It is able to deliver a higher power than other DC-DC converters due to its wide input voltage range and high power efficiency. In addition, it has a high peak current rating of >25A and can handle a wide temperature range from -40°C to +85°C. The MGW301212-R also has a high EMI score thanks to its low external electromagnetic radiation.

In summary, the MGW301212-R is an isolated wide input DC-DC converter that is suitable for use in a variety of applications. It has a wide input voltage range and high power efficiency, as well as peak current rating of >25A and an operating temperature ranging from -40°C to +85°C. The MGW301212-R also has a power switch control with an adjustable current limit, remote on/off features, power good/shutdown signals, and low external electromagnetic radiation. It is an ideal choice for both power supply and load processing applications.

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