XL4015 Module Adjustable DC-DC 5A Step Down CC/CV Buck Converter

XL4015 Module Adjustable DC-DC 5A Step Down CC/CV Buck Converter

The XL4015 5A DC-DC Step Down Adjustable Power Supply Buck Module is a 180 KHz fixed frequency PWM buck (step-down) DC/DC module, capable of driving a 5A load with high efficiency, low ripple, and excellent line and load regulation. The DC/DC buck module has applications where the input voltage is higher than the output voltage , such as battery, power transformer, DIY adjustable regulated power supply, LCD Monitor and LCD TV portable instrument power supply telecom/networking equipment, 24V vehicle notebook power supply, industrial equipment buck.12V buck to 3.3V, 12V buck to 5V, 24V buck to 5V,24V buck to 12V, buck to 24V etc.

Specifications:

• Output voltage: 0.8V-30V
• Input voltage: 5V-32V
• Operating Temperature: -40 ° to +85 °
• Output current: adjustable maximum 5A (heat sink recommended at 5A)
• Voltage Regulation: ± 2.5%
• Load Regulation: ± 0.5%
• Output ripple: 50mV (max) 20M bandwidth
• Switching frequency: 300KHz
• Conversion efficiency: 95% (the highest)
• Rectification: non-synchronous rectification
• Module Properties: non-isolated constant current and voltage module.
• Size: 51×26.3x14mm

Package Include:

1 x XL4015 Module Adjustable DC-DC 5A Step Down CC/CV Buck Converter

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The XL4015 module, as an adjustable DC-DC step-down converter, offers various applications for voltage regulation and current delivery. Here’s a general overview of how you can use the XL4015 module in your projects:

1. Input Power Connection: Connect the power source (e.g., battery or power supply) to the input terminals of the XL4015 module. Ensure that the input voltage falls within the module’s specified range (4V to 38V).
2. Output Voltage Setting: Adjust the output voltage by turning the potentiometer or using a voltage divider circuit connected to the feedback pin of the XL4015 module. Set the desired output voltage within the module’s supported range (1.25V to 36V).
3. Load Connection: Connect your load (e.g., electronic circuit or device) to the output terminals of the XL4015 module. Make sure the load’s voltage and current requirements are within the module’s output voltage and current ratings (up to 5A).
4. CC/CV Mode Selection: Depending on your application, choose the operating mode of the XL4015 module. In Constant Current (CC) mode, the module will maintain a steady current output, whereas in Constant Voltage (CV) mode, it will maintain a steady voltage output.
5. Adjusting Current Limit (CC Mode): If using the CC mode, you can set the desired output current limit by adjusting the current sense resistor on the XL4015 module. Consult the module’s documentation to determine the resistor value needed for your desired current limit.
6. Protection Considerations: The XL4015 module typically incorporates built-in protection features such as over-current protection (OCP), over-temperature protection (OTP), and short-circuit protection (SCP). These protections help safeguard the module and your connected circuitry. Be aware of these features and consider any additional protection measures based on your specific application.
7. Heat Dissipation: The XL4015 module may generate some heat, particularly at higher currents or voltage differentials. Ensure adequate heat sinking or cooling measures to prevent overheating and maintain reliable operation.
8. Testing and Monitoring: Once everything is connected, power up your circuit and monitor the output voltage and current using appropriate measurement tools (e.g., multimeter). Verify that the XL4015 module is regulating the voltage and current as desired.