
Note: The purchased components are stored in your JLCPCB parts library for future PCBA orders only, and cannot be shipped separately.
| Attributes | Value | |
|---|---|---|
| Category | Industrial control electrical/Waterproof LED driver power supply | |
| Manufacturer | MW(MEAN WELL Enterprises) | |
| Package | SMD-18P,31.8x20.3mm | |
| Number of Channels | 1 | |
| Voltage - Input(DC) | 9V~56V | |
| Output Current | 300mA | |
| Features | Short Circuit Protection、Over-Temperature Protection (OTP) | |
| Dimming | PWM | |
| Topology | Buck | |
| Output Voltage | 2V~52V | |
| Operating temperature | -40℃~+85℃ |

* Images are for reference only
Note: The purchased components are stored in your JLCPCB parts library for future PCBA orders only, and cannot be shipped separately.

* Images are for reference only
Note: The purchased components are stored in your JLCPCB parts library for future PCBA orders only, and cannot be shipped separately.
LDD-300HS technical specifications, attributes, and parameters.
| Attributes | Value | |
|---|---|---|
| Category | Industrial control electrical/Waterproof LED driver power supply | |
| Manufacturer | MW(MEAN WELL Enterprises) | |
| Package | SMD-18P,31.8x20.3mm | |
| Number of Channels | 1 | |
| Voltage - Input(DC) | 9V~56V | |
| Output Current | 300mA | |
| Features | Short Circuit Protection、Over-Temperature Protection (OTP) | |
| Dimming | PWM | |
| Topology | Buck | |
| Output Voltage | 2V~52V | |
| Operating temperature | -40℃~+85℃ |
From components to fully assembled PCBs. JLCPCB supports PCB assembly for the LDD-300HS. Sign up to receive and start your assembly today →
Step 1 - Pre-order the parts you need from JLCPCB.
Step 2 - Place a PCBA order to have those parts assembled onto your boards.
Step 3 - JLCPCB manufactures and assembles your boards in as fast as 3 days.

LDD-300HS datasheets or manufacturer documentation.
Datasheet: LDD-300HS Datasheet (PDF)
The LDD-300HS schematic symbol and PCB footprint are available in the EasyEDA PCB design tool.