Adjustable DC-DC Buck Converter Step Down Voltage Regulator Power Module
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The Story
This adjustable DC-DC buck converter module based on the LM2596S regulator efficiently steps down input voltages from 4V to 40V to an adjustable output from 1.25V to 37V. With a maximum output current of 3A and high conversion efficiency up to 92%, it is ideal for power supply regulation in various electronic projects. The module features a built-in voltmeter, terminal blocks for easy wiring, and calibration functions for precise voltage adjustment.
add_circle The Upside
- check High efficiency and low power consumption
- check Adjustable output with easy-to-use potentiometer
- check Includes voltmeter for real-time monitoring
remove_circle The Downside
- close Requires input voltage at least 1V above output
- close May need heatsink for currents above 2A
- close Default output voltage is around 20V, may need adjustment
Specifications & features
Key features
- check_circle Input voltage 4.0V-40V, output voltage 1.25V-37V
- check_circle Output current up to 3A (recommended 2A)
- check_circle Conversion efficiency up to 92%
- check_circle Output ripple less than 30mV
- check_circle Built-in voltmeter with calibration mode
Specifications
Output Voltage
1.25V - 37V
Conversion Efficiency
92% (max)
Input Voltage
4.0V - 40V
Operating Temperature
-45°C to 85°C
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