Current - Output (Max):	8.11A
Size / Dimension:	4.60" L x 1.86" W x 1.05" H (116.8mm x 47.2mm x 26.7mm)
Package / Case:	Full Brick
Mounting Type:	Through Hole
Efficiency:	90%
Operating Temperature:	-40°C ~ 85°C
Features:	OCP, OTP, OVP, SCP
Applications:	ITE (Commercial)
Voltage - Isolation:	3kV
Power (Watts):	150W
Series:	VI-200™
Voltage - Output 3:	--
Voltage - Output 2:	--
Voltage - Output 1:	18.5V
Voltage - Input (Max):	76V
Voltage - Input (Min):	36V
Number of Outputs:	1
Type:	Isolated Module
Part Status:	Active
Packaging:	Bulk

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DC DC Converters

VI-BNN-IV-F4 application field and working principle

DC to DC converters are used to convert one DC voltage to another DC voltage. VI-BNN-IV-F4 is one kind of DC to DC converters which is designed specifically for high input voltage and high current switching operation. It is widely used in the fields of mobile communication, electronic measuring, medical equipment, automotive industry, telecommunications and other analog and digital devices.VI-BNN-IV-F4 works by controlling the frequency and output voltage. In the buck mode, the output voltage of the device is proportional to its frequency. The frequency can be adjusted according to the need of the output voltage and the current is controlled by the duty cycle of the device. When the duty cycle is equal to 1, the maximum current is sent to the output. The level of the output voltage is set through a dedicated feedback pin.The major components of a VI-BNN-IV-F4 converter are a power switch, an inductor, a capacitor, a voltage regulator and a feedback pin. The power switch is a transistor controlled by a pulse signal. The pulse signal is generated by the frequency control circuit using PWM (Pulse Width Modulation) technique. The frequency control circuit then sends the PWM signal to the power switch to turn it on and off.When the power switch is ON, the current flows through the inductor and the capacitor. The inductor stores the energy from the current in the form of a magnetic field. The capacitor stores the energy in the form of an electric field. This energy stored in the inductor and capacitor is then released through the transistor when the power switch turns off. The voltage regulator provides a regulated output voltage and the feedback pin is used for supplying the output voltage information to the frequency control circuit to adjust the frequency accordingly. VI-BNN-IV-F4 converters provide a number of advantages in comparison with other DC-DC converters. It has fast transient response due to its fast switching frequency, harmonic and EMI reduction in the output voltage, high efficiency and low noise levels. Its high voltage and current ratings make it suitable for high input voltage and heavy load applications.In conclusion, VI-BNN-IV-F4 DC to DC converters are a reliable, efficient and cost-effective solution for a variety of applications. Its wide input voltage range, high current ratings, low output noise and fast switching speed make it an ideal choice for many power distribution systems.

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