HW-318 40V to 5V 2A Voltage Step-Down Module

HW-318 40V to 5V 2A Voltage Step-Down Module

The HW-318 V6.0.0 DC-DC Buck Converter Module is a compact and efficient power converter that reliably lowers high input voltage to a stable 5V output. Its durable design and integrated USB-A output make it an ideal power solution for mobile device charging, in-vehicle electronic systems, and DIY projects. The module offers versatile use with its wide input voltage range and low power consumption, thanks to its high energy efficiency. The built-in voltmeter display allows real-time monitoring of input voltage.

Applications:

• USB device charging from 12V car power source
• Mobile device charging using solar energy systems
• Microcontroller projects such as Arduino and Raspberry Pi
• Portable power sources and USB-powered devices
• Automatic door control systems
• DIY electronic projects

Technical Specifications:

• Operating Voltage: 6V - 40V DC
• Output Voltage: Fixed 5V DC
• Output Current: Continuous 1A, max 2A (with cooling)
• Max Power: 10W
• Converter Type: Buck (step-down)
• Regulator Chip: XL1509-5.0E1
• PWM Frequency: 150 ± 23 kHz
• Efficiency: Up to 82%
• Input Voltage Display: 3-digit LED screen (0.1V accuracy)
• Protection Features: Reverse polarity protection, overvoltage protection, overcurrent protection, overheating protection
• Connection Pins: +5V, GND, USB-A port, solder pads
• Module Dimensions: 60.4 x 21.1 x 11.8 mm

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