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Power ModulesMD-XL4016-5A

XL4016 Buck Converter Step-Down Module

DC-DC step-down power module with XL4016 controller, 4-40V input, 1.25-36V adjustable output, 5A maximum output current, and up to 96% efficiency.

Key Specifications

Controller ICXL4016
Input Voltage4V - 40V DC
Output Voltage1.25V - 36V (adjustable)
Output Current5A (maximum, with heatsink)
Switching Frequency180 kHz
EfficiencyUp to 96%
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Product Description

The MD-XL4016-5A is a high-efficiency DC-DC step-down (buck) converter module built around the XL4016 switching regulator IC. It delivers up to 5A output current with a wide 4-40V input voltage range, making it suitable for industrial, automotive, and portable power applications. The output voltage is adjustable from 1.25V to 36V via an on-board potentiometer. Built-in protections include over-current limiting, thermal shutdown, and input reverse polarity protection. The module uses a 180 kHz switching frequency and achieves conversion efficiency up to 96%.

Key Features

  • XL4016 180 kHz switching regulator IC
  • Wide input: 4V to 40V DC
  • Adjustable output: 1.25V to 36V
  • Maximum output current: 5A
  • Conversion efficiency up to 96%
  • Over-current and thermal protection
  • Input reverse polarity protection
  • Large copper area for heat dissipation

Technical Specifications

Controller IC
XL4016
Input Voltage
4V - 40V DC
Output Voltage
1.25V - 36V (adjustable)
Output Current
5A (maximum, with heatsink)
Switching Frequency
180 kHz
Efficiency
Up to 96%
Output Ripple
< 50 mV (typical)
Protection
OCP, OTP, reverse polarity
Dimensions
62 mm × 38 mm × 23 mm

Typical Applications

Battery-powered equipment voltage regulationAutomotive 12V/24V to 5V/3.3V conversionSolar power systems and battery chargingIndustrial control power suppliesLED driver constant-voltage supply

Downloads

XL4016 Datasheet

PDF · 680 KB

Module Schematic

PDF · 210 KB

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