MEJ2D0515SC

Voltage - Output 3:	--
Size / Dimension:	0.77" L x 0.39" W x 0.50" H (19.7mm x 10.0mm x 12.7mm)
Package / Case:	7-SIP Module, 5 Leads
Mounting Type:	Through Hole
Efficiency:	79%
Operating Temperature:	-40°C ~ 85°C
Features:	--
Applications:	ITE (Commercial), Medical
Voltage - Isolation:	5.2kV
Power (Watts):	2W
Current - Output (Max):	67mA, 67mA
Series:	MEJ2
Voltage - Output 2:	-15V
Voltage - Output 1:	15V
Voltage - Input (Max):	5.5V
Voltage - Input (Min):	4.5V
Number of Outputs:	2
Type:	Isolated Module
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tube

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DC DC Converters

DC-DC converters are an important part of the power management and control system, as they bridge the gap between the existing and required voltage or current levels. By using a DC-DC converter, it is possible to convert a direct current (DC) voltage level to a different DC voltage level. The most common applications for DC-DC converters are in power supplies, motor drives, lighting, railroads and aerospace.

MEJ2D0515SC

MEJ2D0515SC is a DC-DC step-down converter, which is capable of step-down voltage from input higher voltage to output lower voltage and output multiple currents. It is designed for applications requiring a highly efficient, isolated DC-DC step-down converter with a wide range input power and wide operating temperature range.

Application Field and Working Principle

The MEJ2D0515SC DC-DC converter can be used in applications needing wide input voltage and low/high output current requirement. It is typically used in power management, battery backup systems, automotive electronics and medical segments. The working principle of MEJ2D0515SC is based on a flyback-forward and active voltage positioning (AVP) topology. The AVP topology consists of a single-ended primary inductance converter (SEPIC) and a transformer, which is used to transfer power. At the input side, the SEPIC converts the source voltage (Vin) to the required output voltage (Vout). On the output side, the transformer is utilized to isolate the output from the source voltage. To reduce the switching losses, the synchronous rectifier technology is used on the output side. MEJ2D0515SC is capable of working from an input voltage of 5V to 36V and provide a regulated output voltage of 0.6V to 28V. It has a wide range of operating temperature of -40°C to +85°C and is highly efficient with a power efficiency rating of up to 94%.

Advantages

The MEJ2D0515SC DC-DC converter offers a number of advantages compared to other types of converters. It has a wide input voltage range, which allows it to operate from various voltage sources such as batteries or the grid. It also has a wide operating temperature range, meaning it can handle extreme temperature conditions. In addition, its power efficiency rating is up to 94%, meaning it can run for long periods of time without drawing too much power. Furthermore, the MEJ2D0515SC DC-DC converter is highly reliable due to its SEPIC topology, which is known to be very robust and provides good transient performance and low EMI. In addition, it offers protection features such as cycle-by-cycle current limiting and thermal shutdown. Lastly, it is capable of working with a wide range of output currents, making it suitable for a variety of applications.

Conclusion

The MEJ2D0515SC DC-DC converter is a versatile and highly efficient power converter that is suitable for a wide range of applications. It has a wide input voltage range, a wide operating temperature range and a high power efficiency rating, making it suitable for use in various industries such as automotive, medical and aerospace. It also has a robust SEPIC topology, as well as protection features, ensuring reliable and safe operation.

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