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Description
Features:
| CATEGORY | SPECIFICATIONS |
|---|---|
| Product Name | MP1584 DC-DC Step-Down Buck Converter Module |
| Module Type | Non-Isolated Step-Down (Buck) Converter |
| Core Chip | MP1584 |
| Input Voltage Range | 4.5V – 28V DC |
| Output Voltage Range | 0.8V – 18V DC (Adjustable) |
| Output Current | 3A Continuous (Max), 4A Peak |
| Output Power | Depends on voltage difference (high efficiency design) |
| Conversion Efficiency | Up to 92% |
| Switching Frequency | 100 kHz – 1.5 MHz (programmable) |
| Output Ripple | < 30 mV |
| Protection Features | Cycle-by-cycle overcurrent protection, input undervoltage lockout |
| Thermal Protection | Automatic thermal shutdown at high load |
| Operating Temperature | -40°C to +85°C |
| Load Regulation | Excellent line and load regulation |
| Efficiency Mode | High-efficiency pulse skipping mode for stable ceramic capacitor operation |
| Key Design Note | Input voltage must be at least 1.5V higher than output voltage |
| Cooling Requirement | Passive (no heatsink required for low load; thermal protection activates at high power) |
| Module Size | 22 × 17 × 4 mm |
| Key Feature | Ultra-compact high-frequency buck converter with stable output and high efficiency |
| Application | DIY power supplies, embedded systems, microcontrollers, LED drivers, portable electronics |
Package Includes:
1 x MP1584 Buck/Step Down 3A Module


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