Power Electronics / Power Management


DC-DC converter topologies for solar energy harvesting

31 May 2024 Power Electronics / Power Management

The efficient conversion of solar power into usable electricity is paramount with photovoltaic installations.

Advanced DC-DC converter topologies play a crucial role in this process, particularly in solar energy harvesting applications. Among these, the DDRH-120/240 series stands out with its exceptional features and capabilities.

The DDRH-120/240 series from Meanwell boasts a range of key features tailored to meet the demanding requirements of solar energy harvesting including:

• Ultra-wide input range: With an input range spanning from 250 V to 1500 V DC, this series can efficiently handle varying levels of solar power output, ensuring optimal performance even in fluctuating conditions.

• Fanless design and wide temperature range: These units operate seamlessly within temperatures ranging from -40 to 80°C without the need for fans enhancing their reliability and longevity, crucial factors in solar installations exposed to diverse environmental conditions.

• High isolation level: Offering 4 kV AC of isolation, the DDRH-120/240 series provides a robust barrier between input and output, ensuring safety and protection against electrical hazards.

• Complete protection features: Comprehensive input/output protection mechanisms safeguard against overvoltage, overcurrent, short circuits, and other potential risks, enhancing system resilience and durability.

• Superior EMC performance: Effective electromagnetic compatibility measures minimise interference, ensuring reliable operation and compatibility with other electronic systems in the vicinity.

• High altitude operation: Capable of functioning at altitudes of up to 5000 metres, the DDRH-120/240 series demonstrates versatility and adaptability, making it suitable for a wide range of deployment scenarios.

These converters are ideal for use in photovoltaics, energy storage, charging stations, and other applications that have high-voltage to low-voltage DC conversion requirements.


Credit(s)



Share this article:
Share via emailShare via LinkedInPrint this page

Further reading:

Power efficiency and robustness in electronics design
Power Electronics / Power Management
Mouser Electronics recently announced a new eBook in collaboration with Analog Devices highlighting essential strategies for optimising power systems.

Read more...
USB Type-C-powered controllers
Future Electronics Power Electronics / Power Management
Diodes Incorporated has released two USB Type-C PD 3.1 extended power range sink controllers that can be embedded into battery-powered devices.

Read more...
Multicell battery monitoring
Altron Arrow Power Electronics / Power Management
The LTC6811 from Analog Devices is a multicell battery stack monitor that measures up to 12 series connected battery cells with a total measurement error of less than 1,2 mV.

Read more...
Full telemetry in tiny DC-DC converters
RS South Africa Power Electronics / Power Management
The FS160* series of µPOL DC-DC converters from TDK all offer full telemetry, provide increased performance, and are remarkable for extraordinary power density in the smallest sizes.

Read more...
Power IC supplies 1650 W
EBV Electrolink Power Electronics / Power Management
Power Integrations has announced a two-fold increase in power output from the HiperLCS-2 chipset with the new device now being able to deliver up to 1650 W of continuous output power.

Read more...
High-voltage step-down DC-DC converter
Altron Arrow Power Electronics / Power Management
The MAX17793 is a high-efficiency, high-voltage, synchronous step-down DC-DC converter with integrated MOSFETs operating over an input voltage range of 3 to 80 V.

Read more...
High-voltage contactors
RS South Africa Power Electronics / Power Management
TDK Corporation has announced two new additions to its high-voltage contactor portfolio for harsh environments: the HVC43MC with integrated mirror contact and the HVC45 with enhanced short-circuit current handling capability.

Read more...
Chokes rated at 36 A
RS South Africa Power Electronics / Power Management
TDK Corporation has launched the EPCOS SurfIND series, a new range of current-compensated ring core double chokes for high currents and surface mounting.

Read more...
RF arrestor provides robust protection
RFiber Solutions Power Electronics / Power Management
NexTek’s range of coaxial RF surge and lightning arrestors are designed and built to provide robust protection for any radio or coaxial RF transmission application.

Read more...
Wide-Bandgap Developer Forum 2025
Power Electronics / Power Management
To give designers the ultimate in design flexibility, the entire range of WBG power semiconductors will be provided including discretes, modules, and highly integrated solutions ranging from 40 V to 700 V for GaN and 400 V to 3,3 kV for SiC.

Read more...