Hw-133-v1.0 Datasheet !link! «Top-Rated 2025»

: Powering 5V servos or sensors from a 12V or 24V battery.

The is a highly versatile DC-DC step-down (buck) converter module designed to efficiently lower a higher input voltage to a stable, lower output voltage. Widely utilized in robotics and DIY electronics, it is often favored for its compact footprint and high efficiency. Technical Specifications

The module features a simple four-pad layout for easy integration: : Positive Input Voltage (4.5V - 28V) IN- : Input Ground/Negative OUT+ : Regulated Positive Output OUT- : Output Ground/Negative Common Applications Hw-133-v1.0 Datasheet

The HW-133 v1.0 is typically based on the high-frequency switching regulator, which allows for a miniature design without sacrificing power. Specification Input Voltage 4.5V to 28V DC Output Voltage 0.8V to 20V DC (Adjustable) Max Output Current 3A (requires heat sinking for sustained high loads) Switching Frequency 1.0 MHz (typical) to 1.5 MHz (max) Conversion Efficiency Operating Temp -40°C to +85°C Dimensions 25mm x 20mm x 4mm Key Features

: Always ensure the input voltage is at least 1.5V higher than the desired output voltage for stable operation. : Powering 5V servos or sensors from a 12V or 24V battery

: By using high-frequency switching, this module minimizes energy loss as heat compared to linear regulators.

: 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 : Its small size makes it ideal for

: Creating a variable bench power supply from a generic laptop adapter. Usage Tips & Safety

You can find the HW-133 v1.0 module at retailers like AliExpress , All Mart , or U-Electronics .