VI-J61-MX

Current - Output (Max):	6.25A
Base Part Number:	VI-J61
Size / Dimension:	2.28" L x 2.40" W x 0.50" H (57.9mm x 70.0mm x 12.7mm)
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:	12V
Voltage - Input (Max):	400V
Voltage - Input (Min):	200V
Number of Outputs:	1
Type:	Isolated Module
Part Status:	Active
Packaging:	Bulk

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DC DC Converters

DC DC converters are electronic devices that convert direct current (DC) from one voltage level to another. This conversion is usually performed in two stages: voltage conversion from low to high, and current conversion from high to low.The VI-J61-MX is a DC DC converter that offers double-ended, two-stage conversion. It is a low-noise, high-efficiency power converter designed for use in medical, industrial, and automotive systems. The VI-J61-MX can operate from input voltages ranging from 9V to 60V, with output voltages ranging from 3.3V to 48V.The VI-J61-MX adopts a voltage-mode, synchronous-rectification, zero-current-switching control system and includes PowerRange control, which enables the output voltage to be set from 3.3V to 48V. It also features a low power-off current function that can reduce the total output power consumption when the load is low, thus improving the efficiency of the converter. Moreover, the VI-J61-MX uses hysteretic-mode control for maximum efficiency over a wide range of input voltages.The working principle of the VI-J61-MX is based on a two-stage method. First, it uses a switching-mode power supply (SMPS) to boost the input voltage. The boost converter works in two stages: the primary stage increases the input voltage to a preset level, and then the secondary stage further increases the voltage. The output voltage is then regulated in the same way as the input voltage, by adjusting the conduction time of the switch.In the second stage, the DC-DC converter rectifies the output voltage. This is done by using an active rectifier circuit with two switches. The output voltage is regulated by adjusting the conduction times of the two switches. The active rectifier circuit ensures that the output voltage remains constant even when the input voltage varies.The VI-J61-MX is a high-efficiency DC-DC converter designed for applications where low noise and high power are needed. It is used in medical, automotive, and industrial systems, and its power-saving features make it an excellent choice for energy-conscious applications. The two-stage voltage- and current-conversion method makes this converter reliable and efficient over a wide range of input voltages.

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