This datasheet describes the XLSEMI XL2576, a 52kHz step-down DC-DC converter with up to 3A output current and adjustable or fixed voltages.
The XLSEMI XL2576 is an efficient step-down (buck) DC-DC converter operating at a fixed frequency of 52 kHz. It supports a wide input voltage range from 4.5V to 40V and can deliver a maximum output current of 3A. The device features built-in power transistors, thermal shutdown protection, and adjustable duty cycles up to 100%. It is available in TO-220-5L and TO-263-5L packages. This manual is written in Chinese.
| Input Voltage Range | 4.5V to 40V |
|---|---|
| Maximum Output Current | 3A |
| Switching Frequency | 52 kHz |
| Output Voltage Range (ADJ) | 1.23V to 37V |
| Maximum Duty Cycle | 100% |
| Package Types | TO-220-5L, TO-263-5L |
The maximum output current capability is 3A.
Yes, it supports fixed output voltages of 5V and 12V.
The device operates from -40°C to 125°C.