DC-DC adjustable buck converter module (3A)
$11.991pcs
The DC-DC adjustable buck converter module (3A) delivers efficient step-down voltage conversion with a configurable output level. It is designed for stable low-power regulation and is well suited for embedded systems, power supplies, and general electronic projects.
| Dimensions | 62 × 44 mm |
|---|---|
| Brand |
easyelecmodule |
2764 in stock
product description
The electrical specifications of this module are as follows: input voltage ranges from 5V to 23V, output voltage ranges from 0V to 16.5V, and the maximum output current is 3A, though it is recommended to use it within 2A. When using this module, you can adjust the output voltage by pressing the buttons on the left and right sides – long-pressing for quick adjustment and short-pressing for fine adjustment. Additionally, the module is equipped with an OLED screen, allowing you to monitor the current output voltage and current.
Function Description
electrical parameters
| Parameter | Specification |
|---|---|
| Input Voltage | 5-23V (Keep margin, recommended below 20V) |
| Output Voltage | 0V-16.5V continuously adjustable, auto-saves last setting (Input must be ≥1V higher than output) |
| Output Current | Max 3A (Recommended below 2A, requires cooling if overheating) Current self-adjusts to load (not adjustable) |
| Reverse Polarity Protection | Yes |
| Short Circuit Protection | No (Avoid short circuit use) |
| Accuracy | 1%, 3-digit display (Current in mA) |
| Conversion Efficiency | Up to 95% (Depends on I/O voltage, current & difference) |
| Load Regulation S(I) | <0.8% |
| Voltage Regulation S(U) | <0.8% |
Module Size
Target users
Engineers, electronic enthusiasts, circuit testers, etc.
Demonstration video of the buck converter
preview picture
Shipping Cost
We only ship to the United States. Shipping costs are calculated based on the total order amount.
Shipping Method And Delivery Time
All orders will be processed and shipped within 72 hours of placing the order (excluding weekends and holidays). They will ship from Shenzhen, China, primarily via 4PX logistics. Depending on the destination and logistics conditions, other carriers such as DHL, FedEx, UPS, USPS, etc., may also handle the delivery. Estimated shipping time is 7-12 business days, with actual delivery occurring in 10-17 business days, depending on logistics conditions.
Payment:
We accept Visa, Master card, Maestro, American Express, JCB, Dinner's Club, Discover, Paypal, Apple Pay, Google Pay .

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