Professional Power Modules supplier and manufacturer in China
Zhejiang Zuoao Technology Co., Ltd,is a national high-tech enterprise, it has been providing ODM/OEM services for products such as power modules to domestic and foreign customers since its establishment. It has passed certifications such as ISO9001:2015 Quality Management System, Measurement Management System etc.
Introduction to DC-DC Power Modules
The DC-DC power module is an electronic device used to convert a DC input voltage into different DC output voltages. It mainly achieves energy transfer through efficient switching conversion technology. The core working principle is to utilize the alternating on-off of switch tubes (such as MOSFETs) and energy storage components (inductors, capacitors) to store and release electrical energy, ultimately outputting the required voltage.
Core feature
High efficiency and energy conservation: By adopting the switch conversion mechanism, the energy loss is much lower than that of traditional linear voltage regulators, and the conversion efficiency is generally over 80%. For example, when the input voltage is 12V and it is reduced to 5V, the DC-DC efficiency can reach over 80%, while the linear voltage regulator is only about 41.7%.
Wide voltage adaptability range: Supports a wide input voltage range (such as 4.75V - 26V or 45V - 28V), capable of adapting to fluctuations in battery power supply or meeting requirements in industrial settings.
High integration and miniaturization: The modular design integrates control chips, inductors and capacitors. No additional filtering circuits are required externally. The size is compact (such as 235mm × 225mm). Some models support dual soldering methods of pads and pins, enhancing installation flexibility.
Multiple protection mechanisms: Built-in overvoltage, overcurrent, overheat protection and shutdown functions (with a shutdown power consumption as low as 2μA), ensuring system safety.
Application fields
New energy system: In new energy vehicles, the voltage of the high-voltage battery pack (such as 300V) is converted to 12V low voltage to supply power to the on-board electronic devices.
Portable devices and battery management: Used to increase the battery voltage (e.g. from 3.7V to 5V), to extend the device's battery life. Commonly found in mobile phones, drones, etc.
Industrial Automation and Communication: Provide stable voltage for PLC, sensors and isolation communication modules, enhancing the system's anti-interference capability.
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