| Allicdata Part #: | V300B28T250B2-ND |
| Manufacturer Part#: |
V300B28T250B2 |
| Price: | $ 142.54 |
| Product Category: | Power Supplies - Board Mount |
| Manufacturer: | Vicor Corporation |
| Short Description: | DC DC CONVERTER 28V 250W |
| More Detail: | Isolated Module DC DC Converter 1 Output 28V 8.... |
| DataSheet: |  V300B28T250B2 Datasheet/PDF |
| Quantity: | 1000 |
| 1 +: | $ 129.57800 |
Specifications
| Current - Output (Max): | 8.93A |
| Base Part Number: | V300B28T250 |
| Size / Dimension: | 2.28" L x 2.20" W x 0.50" H (57.9mm x 55.9mm x 12.7mm) |
| Package / Case: | 9-DIP Module |
| Mounting Type: | Through Hole |
| Efficiency: | 88.5% |
| Operating Temperature: | -40°C ~ 100°C |
| Features: | OVP, UVLO |
| Applications: | ITE (Commercial) |
| Voltage - Isolation: | 3kV |
| Power (Watts): | 250W |
| Series: | MINI |
| Voltage - Output 3: | -- |
| Voltage - Output 2: | -- |
| Voltage - Output 1: | 28V |
| Voltage - Input (Max): | 375V |
| Voltage - Input (Min): | 180V |
| Number of Outputs: | 1 |
| Type: | Isolated Module |
| Part Status: | Active |
| Packaging: | Bulk |
Description
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DC-DC converters are widely used in many industries due to their ability to efficiently and cost-effectively deliver power from a source of direct current to whatever load is needed. The V300B28T250B2 is a type of DC-DC converter that is used in a variety of applications. This article will go over the application fields and working principle of the V300B28T250B2. The V300B28T250B2 is a full-bridge, soft-switching tactical-grade DC-DC converter that is designed for a wide range of applications. It is designed for military, aerospace, industrial, and automotive applications, and is also suitable for use in telecommunications, medical, and consumer electronics. It is designed for use in applications where efficiency, low noise, and a high level of power accuracy and reliability are key requirements.The V300B28T250B2 DC-DC converter is capable of delivering a continuous output of up to 250W with an input voltage range of 28V to 300V. It is also capable of operating in a temperature range of -40 °C to + 85 °C and has a high level of EMI immunity.The working principle of the V300B28T250B2 is based on the use of two semiconductor switches, a primary switch and an auxiliary switch. The primary switch is driven by a current source to open and close, while the auxiliary switch is driven by the primary switch to regulate the output voltage.When the primary switch is open, the voltage across the primary switch is equal to the input voltage. This voltage is then divided by the output voltage using an interleaved pulse width modulation (IPM) technique. In other words, when the primary switch is open, a certain amount of current flows through the load and the output voltage is divided by the voltage across the primary switch.When the primary switch is closed, the auxiliary switch is also opened and this reduces the total current flowing through the load. The duty cycle of the primary switch is then adjusted to maintain the output voltage at the desired level. The V300B28T250B2 also features a slew rate control circuit, which is used to reduce the high-frequency noise generated by the converter. This circuit is used to adjust the switching frequency and the amount of current flowing through the switch.The V300B28T250B2 also has the capability to synchronize with other converters for use in parallel operation. This reduces the stress on the components, as each converter takes up a portion of the load. This also helps ensure that the output load is balanced among the converters, increasing the overall system efficiency and reliability.In conclusion, the V300B28T250B2 DC-DC converter is capable of delivering high levels of efficiency, power accuracy, and reliability with a wide input voltage range and temperature tolerance. It is designed to meet military, aerospace, industrial, and automotive applications with a high level of EMI immunity as well as the capability to synchronize with other converters for use in parallel operation. The working principle of the V300B28T250B2 DC-DC converter is based on the use of two semiconductor switches and a slew rate control circuit.
The specific data is subject to PDF, and the above content is for reference
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