EVAL-LT8641A-AZ Demo Manual is a 65V, 3.5A/5A peak synchronous step-down Silent Switcher® with spread spectrum frequency modulation featuring the LT®8641A. The demo board is designed for 5V output from a 5.5V to 65V input. The wide input range allows a variety of input sources, such as automotive batteries and industrial supplies.
The EVAL-LT8641A-AZ is a demonstration board designed for the LT8641A, a 65V, 3.5A/5A peak synchronous step-down Silent Switcher regulator. The board supports a wide input voltage range from 5.5V to 65V and provides a default 5V output. It features a 2MHz switching frequency and includes spread spectrum frequency modulation to minimize EMI emissions.
| Input Voltage Range | 5.5V to 65V |
|---|---|
| Default Output Voltage | 5.00V |
| Output Current | 3.50A |
| Switching Frequency | 2.00MHz |
| Efficiency | 94% |
The default frequency of the evaluation board is 2MHz.
Yes, an input EMI filter is required to achieve the EMI/EMC performance shown in the figures.