The MT2492 is a fully integrated, high– efficiency 2A synchronous rectified step-down converter. The MT2492 operates at high efficiency over a wide output current load range.
This device offers two operation modes, PWM control and PFM Mode switching control, which allows a high efficiency over the wider range of the load.
The MT2492 requires a minimum number of readily available standard external components and is available in an 6-pin SOT23 ROHS compliant package.

立创商城购买链接

https://item.szlcsc.com/90538.html

验证板特性

1. 使用官方文档中参考布局，电源部分使用了填充代替走线，增强过流能力
2. 本板为5v转3.3v，芯片最高支持16v，可自行修改分压电阻，但是一定要保证输入滤波电容耐压正确，防止烧板
3. 电感参考官方文档，使用的是0630封装的4.7uh电感，淘宝立创均有购买