Dc 9A 300W Step Down Buck Converter 7-40V To 1.2-35V Power Module
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![Dc 9A 300W Step Down Buck Converter 7-40V To 1.2-35V Power Module]()
![Dc 9A 300W Step Down Buck Converter 7-40V To 1.2-35V Power Module
_1]()
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The system uses pure copper wires for better efficiency and heat reduction. The 3296 multi-turn potentiometer allows accurate voltage and current adjustment. It also includes a two-color indicator light to show the working status clearly. Adjustable voltage and current make this power supply versatile and reliable for various applications.
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Dc 9A 300W Step Down Buck Converter 7-40V To 1.2-35V Power Module
Available:In Stock
- Product SKU: KG509
₹ 299
₹ 479
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Warehouse Details
Specification
Description
Dc 9A 300W Step Down Buck Converter 7-40V To 1.2-35V Power Module
This 10A Adjustable Constant Current Power Supply is designed for stable and precise current regulation, ideal for LED drivers. It features a dedicated reference IC and high-precision sampling resistor for minimal temperature drift and stable performance. The maximum output current reaches 10A, meeting most power needs. With 4 high-frequency capacitors to reduce ripple and a double heat sink design, it ensures efficient heat dissipation.The system uses pure copper wires for better efficiency and heat reduction. The 3296 multi-turn potentiometer allows accurate voltage and current adjustment. It also includes a two-color indicator light to show the working status clearly. Adjustable voltage and current make this power supply versatile and reliable for various applications.
Technical Details
- Module Characteristics: Non-isolated step-down constant current, constant voltage (CV CC) charging module
- Input Voltage: DC 7-32V
- Output Voltage: 1.2V-28V adjustable, or fixed output 0.8V-28V
- Output Current: 8A (cooling fan required if power tube temperature exceeds 65°C)
- Constant Current Range: 0.2-8A (adjustable)
- Turn Lamp Current: Constant current value * 0.1 (e.g., for 3A constant current, the lamp current is 0.3A)
- Lowest Pressure: 1V
- Output Power: Maximum 200W
- Conversion Efficiency: Up to 95%
- Operating Frequency: 300KHz
- Output Ripple: 20M bandwidth
- Ripple at 24V input, 12V output, 5A: Around 50mV (excluding noise)
- Output Short Circuit Protection: Yes, constant current
- Input Reverse Polarity Protection: None
- Output Backflow Prevention: None
- Wiring: Terminal
- No-load Current: Typical 20mA (24V switch 12V)
- Load Regulation: ± 1% (fixed)
- Voltage Regulation: ± 1%
- Dynamic Response Speed: 5% 200uS
- Adjustment Direction Potentiometer: Clockwise to increase voltage, counterclockwise to decrease. CV adjusts input voltage, CC adjusts current.
- Operating Temperature: -40°C to +85°C (industrial grade, with temperature considerations for power tube)
- Indicator: Dual-color indicator (Red for charging, Green for fully charged, No load is green)
- Size: 65x47x22mm (L x W x H)
- Accuracy of Constant Current and Temperature: Less than 5% change in constant current value from 25°C to 60°C (5A constant current)
- Output Short Circuit Protection: Yes, constant current setting value applies
- Input Reverse Connection Protection: No
- Output Prevent Reverse Flow: No
- Wiring Method: Amphenol connector
Features
- Turn lamp current is 0.1 times the current value for battery charge indication.
- Stable constant current with <1% temperature drift, ideal for LED drivers.
- Max output current: 8A.
- High-frequency capacitors reduce ripple and improve stability.
- Double heat sink design for effective heat dissipation.
- Sendust Core and pure copper wiring for better efficiency and less heat.
- Precise voltage and current regulation with 3296 multiturn potentiometer.
- Dual-color indicator for clear working status.
- Adjustable voltage and current for optimized performance.
Battery charge:
- Check the required battery float voltage, charging current, and module input voltage.
- Adjust the constant voltage potentiometer to set output voltage to around 5V.
- Use a multimeter (10A scale) to measure output short-circuit current and adjust the current potentiometer to the desired charging current.
- Adjust the constant voltage potentiometer to match the float voltage.
- Connect the battery and test the charging process. (Steps 1-4 should be done with no battery connected.)
LED constant current drive:
- Check the operating current and max operating voltage of the LED.
- Adjust the constant voltage potentiometer to set output voltage to around 5V.
- Use a multimeter (10A scale) to measure output short-circuit current, then adjust the current potentiometer to match the LED operating current.
- Adjust the constant voltage potentiometer to reach the maximum LED operating voltage.
- Connect the LED and test. (Steps 1-4 should be done with no LED connected.)
Applications :
- High-Power LED Driver: Powers high-intensity LEDs for lighting and displays.
- Lithium Battery (or Lead Accumulator) Charge: Charges lithium or lead-acid batteries in various devices.
- Vehicle-Mounted Power Supply: Provides power to vehicles' electrical systems, including inverters and accessories.
- Low Voltage System Power Supply: Supplies power for low-voltage electronics and devices.
- 6V, 12V, 14V, 24V Battery Charge: Charges various battery types (6V, 12V, 14V, 24V) for different applications.
- On-Board Laptop Power Supply: Powers laptops or portable computers in vehicles or mobile setups.
- Regulated Power Supply: Provides a stable voltage output for sensitive electronic equipment.
- Low Voltage Power Supply System: Powers systems requiring low voltage for operation, such as sensors or communication devices.
Physical Attributes
- Size: 65x47x22mm (L x W x H)
- Weight (gm): 58
Package Includes
- 1 x Dc 9A 300W Step Down Buck Converter 7-40V To 1.2-35V Power Module
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