4A DC to DC Buck Converter Module
- Product Size 18.1 * 13.4 * 4.5 mm (L * W * H)
- Input Voltage 6.5V ~ 16V (Input voltage must exceed output)
- Output Voltage 3.3V / 4.2V / 5V / 6V / 7.4V (Selectable)
- Output Current Maximum 4A
- Conversion Efficiency 97%
- Output Ripple < 20mV
- Output Accuracy ±0.1V
- Operating Temperature -40°C ~ +85°C
- Isolation Non-isolated
- Switching Frequency 500KHz
€1,99
This DC-DC Buck Converter Module efficiently regulates voltage with an input range of 6.5V to 16V and supports fixed outputs of 3.3V, 4.2V, 5V, 6V, and 7.4V. Capable of providing up to 4A of output current, it is ideal for powering small to medium electronic devices, embedded systems, and personal projects. With 97% conversion efficiency, low ripple, and built-in protections such as overcurrent and thermal shutdown, it ensures stable and reliable power delivery. Its compact design makes it perfect for embedded systems, automation, and industrial applications.
Features:
- Input Voltage: 6.5V to 16V
- Output Voltage Options: Fixed outputs at 3.3V, 4.2V, 5V, 6V, or 7.4V (depending on model)
- Maximum Output Current: 4A
- High Efficiency: Up to 97% conversion efficiency
- Low Ripple Output: <20mV for stable performance
- Output Voltage Accuracy: ±0.1V
- Switching Frequency: 500kHz for fast and stable operation
- Temperature Range: -40°C to +85°C operating conditions
- Built-in Protections: Overcurrent and thermal protection for enhanced safety
- Compact Size: 18.1mm × 13.4mm × 4.5mm
Specifications
|
Input Voltage |
6.5V ~ 16V (Input voltage must exceed output voltage) |
| Output Voltage | 3.3V / 4.2V / 5V / 6V / 7.4V (Selectable based on specifications) |
| Output Current | Maximum 4A |
| Conversion Efficiency | 97% |
| Output Ripple | < 20mV |
| Output Accuracy | ±0.1V |
| Operating Temperature | -40°C ~ +85°C |
| Relative Humidity | 20% ~ 90% |
| Dimensions | 18.1 * 13.4 * 4.5 mm (L * W * H) |
| PCB Thickness | 1.6 mm |
| PCB Layers | 2 layers |
| Shutdown Current | Enable default high level, grounded to disable module output |
| Cooling Method | Natural cooling |
| Installation Method | SMD or wiring |
| Production Process | Reflow soldering |
| Isolation | Non-isolated |
| Design Aging Standard | 720 hours without failure |
| Production Aging Standard | 72 hours |
| Service Life | 30,000 hours without failure (within rated value) |
| Factory Inspection Standard | 3 tests (Factory + Aging + Outgoing) |
| Switching Frequency | 500 kHz |
Hardware Overview
PinMap:
| OUT+ | Output Power Positive Terminal |
| OUT- | Output Power Negative Terminal, typically GND |
| IN+ | Input Power Positive Terminal |
| EN | Enable Pin, floating or high level for active state, low level to disable the module |
| IN- | Input Power Negative Terminal, typically GND |
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