V048F080T030-CB

Series:	VI Chip® VTM®
Part Status:	Obsolete
Main Purpose:	DC/DC, Step Up
Outputs and Type:	1, Isolated
Power - Output:	2.4kW
Voltage - Output:	8V
Current - Output:	30A
Voltage - Input:	26 V ~ 55 V
Regulator Topology:	Buck
Frequency - Switching:	3.2MHz
Board Type:	Fully Populated
Supplied Contents:	Board(s)
Utilized IC / Part:	V048F080T030

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V048F080T030-CB is an evaluation board mainly used for DC/DC & AC/DC (Off-Line) SMPS. It contains four parts: switching regulator, DSP controller, protection devices and high power external components, making it an ideal tool for designing in the field of DC/DC & AC/DC power systems.The V048F080T030-CB evaluation board works based on two principles: frequency modulation and synchronous rectification. In order to regulate output voltage, frequency modulation is employed. This process is based on a current-mode control architecture and works to achieve a voltage feedback loop. This allows for fast over-voltage protection in case of over-voltage conditions. On the other hand, synchronous rectification helps to reduce power dissipation. This process is also based on current-mode control and employs two low-power N-MOSFETs to enable conversion of AC voltage to a low-voltage DC output voltage.Firstly, an AC input voltage is fed into a device called an EMI filter which removes any unwanted AC ripple present in the incoming voltage. This signal is then connected to a full-bridge rectifier which controls the voltage level of the AC line and converts the AC signal to a DC voltage. This DC voltage is then fed into the switching regulator or buck regulator of the V048F080T030-CB evaluation board. This buck regulator is then connected to a DSP controller, which is used to adjust the output voltage level by frequency modulation.Once the output voltage level is determined, the DSP controller then sends a signal to an external N-MOSFET, which is connected to the switching regulator. The N-MOSFET then turns on and off at a specific frequency. This allows for a controlled output voltage as well as easy over-voltage protection. Finally, the output voltage is sent to a synchronous rectifier which is also connected to two N-MOSFETs. This synchronous rectifier works to reduce the power dissipation and helps to increase the overall efficiency of the evaluation board.The V048F080T030-CB evaluation board is widely used in many applications such as automotive power components, telecommunications, motor control, appliances, lighting, solar, and medical equipments. In automotive applications, it is used to supply DC voltage to various onboard electronics and driving/steering components. In telecommunications, it is used to provide the necessary DC voltage to control and manage a variety of communication systems. In motor control applications, it is used to efficiently control and manage the speed and current of electric motors. In solar and lighting applications, it is used to provide an efficient and reliable source of DC power for LED and solar cell systems. Finally, in medical equipment, it is used to convert AC voltage to DC voltage for medical instruments, devices, and lasers.In conclusion, the V048F080T030-CB evaluation board is an ideal tool for designing DC/DC & AC/DC power systems. It works based on two principles, frequency modulation and synchronous rectification, and is widely used in many applications from automotive components to medical equipment. The V048F080T030-CB evaluation board is therefore an effective and efficient way to achieve desired DC/DC & AC/DC (Off-Line) SMPS.

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