Datasheet for the XLSEMI XL4501, a 150kHz 36V 5A step-down DC-DC converter with built-in current loop and protection features.
The XLSEMI XL4501 is a high-efficiency step-down DC-DC converter designed for a wide input voltage range of 8V to 36V. It features a fixed 150kHz switching frequency and a maximum switch current of 5A, making it suitable for applications such as car chargers, battery chargers, and LED lighting drivers. The device includes a built-in power MOSFET and internal current loop to simplify circuit design. This manual is written in Chinese.
| Input Voltage Range | 8V to 36V |
|---|---|
| Output Voltage Range | 1.25V to 32V |
| Switching Frequency | 150KHz |
| Maximum Switch Current | 5A |
| Minimum Voltage Drop | 0.3V |
| Package Type | TO263-5L |
| Thermal Resistance (RJA) | 30 C/W |
| Operating Junction Temperature | -40 to 125 C |
The device supports a wide input voltage range from 8V to 36V.
The maximum switch current is 5A.