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DC-DC Buck Converter Module 7-32V to 0.8-28V 9A CC CV Step-Down Power Supply

DC-DC Buck Converter Module 7-32V to 0.8-28V 9A CC CV Step-Down Power Supply

Regular price $3.99 USD
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Product Description

Product Features

  • Fixed turn lamp current is 10% of the current value, indicating full battery charge.
  • Built with a dedicated benchmark IC and high-precision current sensing resistor, providing stable constant current, suitable for LED applications.
  • High output current with a maximum of 8A.
  • Four high-frequency capacitors reduce output ripple and enhance stability.
  • Dual heat sink design ensures efficient heat dissipation.
  • Large size Sendust Core and double pure copper wiring improve efficiency and reduce overheating.
  • 3296 multiturn potentiometer offers high accuracy in voltage and current regulation.
  • Double color LED indicator for easy status monitoring.
  • Adjustable voltage and current with excellent performance.

Technical Specifications

  • Module Properties: Non-isolated step-down constant current, constant voltage module (CC CV).
  • Input Voltage: DC 7-32V.
  • Output Voltage: Adjustable from 1.2V to 28V.
  • Fixed Output Option: Choose between 0.8V to 28V.
  • Output Current: 8A (requires cooling fan if power tube temperature exceeds 65°C).
  • Constant Current Range: 0.2-8A (Adjustable).
  • Turn Lamp Current: 10% of constant current value.
  • Minimum Dropout Voltage: 1V.
  • Output Power: Maximum 200W.
  • Conversion Efficiency: Up to 95%.
  • Operating Frequency: 300KHz.
  • Output Ripple: 20M bandwidth.
  • Short Circuit Protection: Yes, with constant current.
  • Input Reverse Polarity and Output Backflow Protection: None.
  • Wiring: Terminal.
  • No-Load Current: Typical 20mA (24V switch to 12V).
  • Load Regulation: ±1%.
  • Voltage Regulation: ±1%.
  • Dynamic Response Speed: 5% in 200µS.
  • Potentiometer Adjustment: Clockwise to increase, counterclockwise to decrease; CV and CC potentiometers for voltage and current regulation respectively.
  • Operating Temperature: -40°C to +85°C (industrial grade).
  • Dimensions: Approx. 65 x 47 x 23.5 mm (2.56 x 1.85 x 0.93 inches).
  • Precision of Constant Current Against Temperature Change: Less than 5% change from 25°C to 60°C at 5A.
  • Wiring Method: Amphenol connector.

Suitable Applications

  • High-power LED drivers.
  • Lithium or lead acid battery charging.
  • Vehicle-mounted power supplies.
  • Low voltage system power supplies.
  • Battery charging for 6V, 12V, 14V, 24V batteries.
  • On-board laptop power supply.
  • Regulated power supplies.
  • Low voltage power supply systems.

Package Includes

  • 1 x DC-DC Adjustable Power Supply Module
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