300W 9A Buck Converter
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300W 9A Buck Converter
$12.00
300W 9A Step-Down Buck Converter – 5-40V to 1.2-35V Adjustable Power Supply Module
Deliver stable, efficient power regulation with this high-performance step-down buck converter. Built around a dedicated control IC and high-precision current sensing resistor, this module provides reliable constant current output with minimal ripple — making it a dependable solution for LED driver applications and variable voltage power supply needs.
Key Features
- Dedicated benchmark IC for stable, precise constant current regulation
- High-precision current sensing resistor for consistent performance
- Low output ripple thanks to high-frequency capacitors
- Continuously adjustable output voltage from 1.2V to 35V
- Adjustable constant current range from 0.2A to 9A
- Suitable for use as an LED driver
Specifications
| Parameter | Value |
|---|---|
| Input Voltage | 5V – 40V |
| Output Voltage | 1.2V – 35V (continuously adjustable) |
| Output Current | 7A (add cooling fan if power tube exceeds 65°C) |
| Constant Current Range | 0.2A – 9A (adjustable) |
| Maximum Output Power | ~300W (add cooling fan if power tube exceeds 65°C) |
| Dimensions | Approx. 6.5 × 4.8 × 2.4 cm |
| Construction | PCB board with electronic components |
}Thermal Notice: When operating at loads where the power tube temperature exceeds 65°C, the addition of a cooling fan is required to maintain safe and reliable operation. Maximum 9A output is not recommended for continuous use.
Let customers speak for us
Good products, delivery, price.
Great service. Good product.
Arrived very quickly and worked a treat.
This product is most likely. Compact and easy, daily use. 😉
Excellent service
item as described and delivered promptly
Received with thanks
Very good repair set at an excellent price! Arrived on time and came well-packed. Very pleased with it. Recommended seller.
Very pleased
Nice doing business, product was as described in description. Works as Indented, thanks.
First class service a++++++++++
Perfect thanks. Speedy delivery. Md
Should be good fun programming this device
For use at my soldering station to keep fumes out of my eyes
All good, thanks. Item as described. Quick delivery. A+++++
