| Allicdata Part #: | DC1271A-ND |
| Manufacturer Part#: |
DC1271A |
| Price: | $ 95.29 |
| Product Category: | Development Boards, Kits, Programmers |
| Manufacturer: | Linear Technology/Analog Devices |
| Short Description: | BOARD DEMO FOR LTC3854EDDB |
| More Detail: | LTC3854 - DC/DC, Step Down 1, Non-Isolated Outputs... |
| DataSheet: |  DC1271A Datasheet/PDF |
| Quantity: | 3 |
| 1 +: | $ 85.76190 |
| 25 +: | $ 64.58130 |
Specifications
| Series: | -- |
| Part Status: | Active |
| Main Purpose: | DC/DC, Step Down |
| Outputs and Type: | 1, Non-Isolated |
| Voltage - Output: | 1.5V |
| Current - Output: | 15A |
| Voltage - Input: | 4.5 V ~ 14 V |
| Regulator Topology: | Buck |
| Frequency - Switching: | 400kHz |
| Board Type: | Fully Populated |
| Supplied Contents: | Board(s) |
| Utilized IC / Part: | LTC3854 |
Description
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DC1271A is a highly efficient and flexible DC-DC converter evaluation board designed to meet a wide variety of isolated and non-isolated power supply applications. It provides an easy-to-use platform for engineers and power system designers to develop a variety of DC-DC converters for their applications.The DC1271A evaluation board utilizes a synchronous rectifier topology, which is more efficient than the traditional forward converter. Synchronous rectification substantially reduces both transistor and diode losses, enabling higher efficiency and requiring less output power than a typical flyback converter. The output voltage is regulated using a closed-loop feedback control, and the input voltage can be set up to 65V.The DC1271A application field and working principle will be discussed in detail in this article.The DC1271A evaluation board is designed for a variety of DC-DC converter applications, including isolated power supplies, step-down voltage switching converters, DC-DC polarity conversion, and AC-DC power supplies. The DC1271A features a universal AC/DC input that allows it to be used with a wide range of input voltages, from 90VAC to 240VAC or DC from 5V to 65V. The DC1271A board utilizes a synchronous rectifier topology for efficient operation. As the name implies, the rectifier is synchronous to the switching signal, and uses the two switches in the power stage to bidirectionally transfer the power from the input to the output to form a complete power stage. During operation, the top switch turns on and off during the rising and falling edges of the switching signal, while the bottom switch does the reverse. This cycle repeats at a frequency determined by the switching signal. The synchronous rectifier topology has an advantage over a traditional forward convertor in that it has low output capacitance, lower power dissipation, and better power conversion efficiency. In addition, the DC1271A\'s routed power stage is well balanced and allows for fast current regulation, making it suitable for noisy power systems. The DC1271A evaluation board also features a number of other advanced features, including a controller IC with integrated protection features to reduce the burden of external components, an automatic standby mode to save power during standby periods, a switching frequency selector, and a soft start-up and shutdown circuit to reduce in-rush current.Finally, the DC1271A evaluation board is also designed to provide a sufficient ground plane and ensure proper heat dissipation to maintain heat generated during operation at a safe level.In conclusion, the DC1271A evaluation board is an efficient and versatile DC-DC converter evaluation board designed to meet a wide range of off-line DC-DC power supply applications. With its efficient synchronous rectifier topology, integrated protection features, automatic standby mode, switch frequency selector and soft start-up/shutdown circuits, it is a powerful platform for the development of a variety of isolated and non-isolated power supplies.
The specific data is subject to PDF, and the above content is for reference
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