Mean Well LDH-45A-700W 45W 700mA 64V DC/DC LED driver

The Mean Well LDH-45A-700W is a high-efficiency DC/DC LED driver from the renowned LDH series. Designed for constant current operation, it delivers 45W output power with a maximum output voltage of 64V DC and a current of 700mA. This compact, through-hole mountable driver is ideal for a wide range of LED lighting applications requiring reliable performance in demanding environments.

Advantages

With up to 95% efficiency, the LDH-45A-700W minimizes energy loss and heat generation. Its wide input voltage range (9-56V DC) and comprehensive protection features (short circuit, over voltage, over temperature) ensure robust and safe operation. The driver supports both PWM and analog dimming, offering flexible control options for dynamic lighting setups.

Suitable for

• LED lighting systems requiring constant current drive
• Industrial and commercial lighting fixtures
• Architectural and accent lighting
• Portable or battery-powered lighting applications
• DC/DC conversion in distributed power systems

Key specifications

• Output Power: 45W
• Output Current: 700mA
• Output Voltage (Max): 64V DC
• Input Voltage Range: 9-56V DC
• Efficiency: Up to 95%
• Dimming Control: PWM + Analog Dimming
• Output Type: Constant Current (CC)
• Number of Outputs: 1
• Protection: Short Circuit, Over Voltage, Over Temperature
• Operating Temperature: -40 ~ +70°C
• Topology: DC/DC Converter
• Mounting: Through Hole / PCB Mount
• Isolation: Non-isolated
• Cooling: Free Air Convection
• Dimensions: 53 x 75 x 22.7 mm

Recommendations

For optimal performance, ensure adequate ventilation and avoid exceeding the maximum output ratings. This driver is best suited for applications where a stable, dimmable constant current source is required. Pair with compatible LED modules or fixtures that match the electrical specifications.