VE-21V-IU-S

Current - Output (Max):	34.48A
Size / Dimension:	4.60" L x 1.80" W x 0.52" H (116.8mm x 45.7mm x 13.2mm)
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):	200W
Series:	VE-200™
Voltage - Output 3:	--
Voltage - Output 2:	--
Voltage - Output 1:	5.8V
Voltage - Input (Max):	32V
Voltage - Input (Min):	21V
Number of Outputs:	1
Type:	Isolated Module
Part Status:	Active
Packaging:	Bulk

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DC DC Converters

DC-DC converters are electronic circuits that convert a DC voltage input signal to an adjusted DC voltage output signal. The most common types of DC-DC converter used today are switching regulators or SMPS (Switch Mode Power Supplies). Switching regulators provide voltage regulation, current control, ripple reduction, power factor correction, conversion efficiency, and converter size reduction. The VE-21V-IU-S is one such switching regulator.

VE-21V-IU-S Application Field and Working Principle

The VE-21V-IU-S switching regulator is designed for power applications in the range of 200-300 watts. It is designed to control a range of input voltage from 16-20V through pulse width modulation (PWM) technology in a low-power operating mode. The VE-21V-IU-S can be used in applications such as industrial automation systems, motor control, instrumentation and test systems, and telecommunications equipment.The working principle of the VE-21V-IU-S is based on Pulse Width Modulation (PWM), a process in which the duty cycle of a periodic waveform is varied to control the output voltage. This technique provides a high degree of accuracy in controlling the output voltage, as well as greater efficiency compared to linear regulators. The VE-21V-IU-S regulates the input voltage of 16-20V to a from 13.2-17 V output through a four-stage PWM regulation technique.The VE-21V-IU-S can be modified for different power levels (200 W, 250 W, and 300 W) by adjusting the frequency, duty cycle, and switching frequency. In addition, the VE-21V-IU-S features a soft-start circuit that ensures a controlled start-up current and a gentle ramp-up of the output voltage.The VE-21V-IU-S switching regulator also offers several features to improve the overall performance. It includes five independent fault protection circuits: overvoltage protection (OVP), undervoltage protection (UVP), overtemperature protection (OTP), overload protection (OLP), and short-circuit protection (SCP). These features provide the user with flexible control options and protect the load from faults.

VE-21V-IU-S Advantages

The VE-21V-IU-S switching regulator provides the user with numerous advantages over traditional linear regulators. It offers a high degree of accuracy and tight tolerance for output voltage regulation. In addition, its PWM technique also allows the user to adjust the output current, thus providing a greater degree of control over the system.The VE-21V-IU-S also offers the user enhanced protection from fault conditions. Its five independent fault protection circuits provide a high level of safety when used in industrial environments. In addition, the VE-21V-IU-S also offers improved conversion efficiency by utilizing switching techniques, leading to better system performance.

Conclusion

The VE-21V-IU-S is a highly efficient and reliable switching regulator designed for applications in the range of 200-300 watts. It utilizes PWM technology to provide flexible voltage control, and its five fault protection circuits ensure a high level of safety. The VE-21V-IU-S switching regulator is an ideal choice for applications in industrial automation systems, motor control, instrumentation and test systems, and telecommunications equipment.

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