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Electrical Safety Testing for Switching Power Supply Adapters
In the production site of switching power supply adapters, electrical safety testing is a critical step. The basic electrical tests include the Electrical Strength (Insulation Withstand Voltage) Test and the Contact Current (Leakage Current) Test. These tests ensure that the adapters meet safety ...Read more -
High integration of wall chargers
The original protection function composed of separate components makes the powered charger more complete. For example, power adapters with an output power of around 72W, such as 12V6A and 24V3A chargers, have more than 150 components in their circuits. The assembly and debugging processes of thes...Read more -
Power adapter interference
Advantages of switching power adapters include low power consumption, high conversion efficiency, compact size, and light weight. However, because switching power supplies always operate at high frequencies, they generate many high-frequency harmonic components. These harmonic components can inte...Read more -
Quality management for Power adapter factory
Quality management content of TYPE-C power adapter According to the definition of ISO9000:2000, quality is the degree to which a set of inherent characteristics meets requirements. Product quality refers to the degree to which a product meets requirements, meets customer requirements and legal re...Read more -
Reliability knowledge of USB-C chargers
Reliability refers to the ability of electronic devices, electronic components, or USB-C chargers to perform the specified charging functions well under specified conditions and for a specified period of time. The reliability of USB-C chargers can be divided into inherent reliability, usability ...Read more -
The function of grounding the switching power supply adapter to earth.
Switching power adapters and electronic devices have electromagnetic compatibility requirements and corresponding testing methods. When designing a switching power adapter or electronic device, it is necessary to ensure that its electromagnetic compatibility indicators meet the requirements. How...Read more -
USB Charge and PD Charger Charging Process
USB Charge and PD Charger are everywhere in our lives, mainly used to charge our electronic devices. The battery types used in these devices are mostly lithium-ion batteries. Lithium-ion batteries are currently widely used and have the following characteristics compared to other batteries:1. Hig...Read more -
How does PD charger work
PD power adapter is a power adapter with PD protocol. PD stands for Power Delivery and it means power transmission management in Chinese. PD charging protocol is a power transmission protocol released by USB-IF organization. USB-Power Delivery can enhance the power of type-c interface up to 100W....Read more -
PD fast delivery
PD (Power Delivery) is a fast charging protocol. Power adapters or chargers that support this protocol are called PD power adapters or PD chargers, with a Type-C connector as the output interface. The output of a PD charger with Type-C output interface is different from the common USB-A interface...Read more -
Charging process of USB/PD charger
USB chargers， PD chargers , and PD power adapters are ubiquitous in our lives, mainly used to charge our electronic devices, which mostly use lithium-ion batteries. Lithium batteries are currently widely used, with the ability to be repeatedly used and recharged; they are the ideal energy sourc...Read more -
The main functions and names of various components in the USB-PD charger PCB circuit.
Currently USB chargers , PD chargers , and PD power adapters are developing in a small, efficient, energy-saving, and environmentally friendly direction. Understanding and selecting various components correctly is the foundation for developing, designing, producing and manufacturing chargers and...Read more -
COMMN TERMS IN POWER ADAPTERS INDUSTRY
Power adapter, usually refers to a DC regulated switching power adapter , is a rapidly developing discipline in electronic engineering. Therefore, the specialized terminology used to describe them is also still evolving and has not yet achieved consensus and a complete definition. The following l...Read more