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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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$3.99 USD
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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




