VI-J3T-MX-S

Current - Output (Max):	11.54A
Base Part Number:	VI-J3T
Size / Dimension:	2.28" L x 1.80" W x 0.52" H (57.9mm x 45.7mm x 13.2mm)
Package / Case:	Half Brick
Mounting Type:	Through Hole
Efficiency:	90%
Operating Temperature:	-55°C ~ 100°C
Features:	OCP, SCP
Applications:	ITE (Commercial)
Voltage - Isolation:	3kV
Power (Watts):	75W
Series:	VI-J00™
Voltage - Output 3:	--
Voltage - Output 2:	--
Voltage - Output 1:	6.5V
Voltage - Input (Max):	60V
Voltage - Input (Min):	42V
Number of Outputs:	1
Type:	Isolated Module
Part Status:	Active
Packaging:	Bulk

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DC-DC converters are electronic circuits used to convert a direct current (DC) input voltage to a different DC output voltage. The VI-J3T-MX-S is a particular type of such converters. It is a two-stage DC-DC converter that offers regulated, tightly controlled DC power for industrial and cellular communications applications. This device features an advanced buck stage topology that makes it highly suitable for applications in high-temperature, low-power environments.The VI-J3T-MX-S DC-DC converter works by converting the input voltage into two distinct DC voltage outputs, namely the primary voltage, or “buck” output, and the secondary voltage, or “boost” output. The two outputs are regulated by two independent control loops that are realized within the device. The buck stage, which is responsible for the primary output voltage, is comprised of a buck regulator circuit with a hysteretic control loop. This loop monitors and maintains the output voltage by controlling the converter duty cycle. The boost stage, which is responsible for generating the secondary output, is comprised of a boost regulator circuit with an analog or digital control loop. This loop monitors and maintains the output voltage by controlling the converter duty cycle as well as compensating for droop effects caused by power draw.The VI-J3T-MX-S can operate as either a buck-boost or a buck-only converter depending on the application. In the buck-boost configuration, the device is capable of controlling the output over a wide range of input and output voltages; this is achieved by switching between buck and boost modes as the input voltage and output current fluctuate. In the buck-only configuration, the device is limited to operating only in buck mode, providing better power efficiency and smaller size at the expense of dynamic load response.The benefits of the VI-J3T-MX-S include wide operating temperature range, low noise operation, high step-down efficiency, high step-up efficiency, superior thermal management and cost savings due to its integration of two independent control loops. These features make the device suitable for a range of applications, including industrial automation and control, cellular communications, battery management, and automotive electronics.The VI-J3T-MX-S is typically used in applications that require a high power-to-size ratio, such as portable medical equipment and handheld communication systems. It is also an excellent solution for battery management systems, providing a steady voltage to the battery pack. The two control loops allow for a wide range of dynamic output voltages, enabling the user to maintain the ideal output voltage, regardless of the changing input voltage, load current, or any other influencing factor.In conclusion, the VI-J3T-MX-S is a high-performance, highly integrated two-stage DC-DC converter suitable for a wide range of applications requiring a high power-to-size ratio and tightly regulated DC power. With two independent control loops for dynamic regulation of the output voltages, the device provides superior stability and efficiency, allowing for reliable operation even in the most extreme conditions.

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