It is recommended to add a small dummy load (like a
Based on current technical specifications and community performance reports, here is a review of the module's datasheet and practical application: Key Technical Specifications Hw-133-v1.0 Datasheet
: Its small size makes it ideal for space-constrained applications like drone builds or portable battery-powered devices. Low Ripple : Provides a clean output signal ( ripple), which is critical for sensitive microcontrollers. Pinout and Connection Guide It is recommended to add a small dummy
3A (rated), though continuous loads above 1.5A–2A may require additional cooling. Hw-133-v1.0 Datasheet
: It typically supports an input range of 4.5V to 40V and provides an adjustable output ranging from 1.23V to 37V .