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Great Mystery in A Tiny Module

Pulished on Apr. 27, 2021

Regarding Dujiangyan, everyone knows that this is the crystallization of the wisdom of the working people in ancient China more than 2,000 years ago. It builds a series of dams to turn the turbulent Minjiang River with whirlpools and sand/stones into fertilizer that can irrigate the land. This has created the "land of abundance" Chengdu. So for the electronics industry, the power module also plays a similar role: for the ACDC module, input AC power and output DC power, just as muddy water with sand and rock turns into a clear water flow; while the DCDC module will input DC power. The voltage is transformed into an ideal range, just as a turbulent vortex turns into "docile" irrigation water. Today, IVY will take everyone to explore the mystery of the power module! 


First, let's take a look at what is a power module. The power module is a module that provides product energy conversion. The main function of the power module is voltage conversion, which can transform AC or DC power into the AC or DC power you want. For example, the mains 220V alternating current (AC) is converted into 5V direct current (DC), because the 220V AC is high-voltage power, and the electronic products are low-voltage power supply, which requires a conversion device to convert the 220V AC voltage into low-voltage . The simple understanding is similar to the power adapter, your electronic products need to be plugged in to operate normally, but you can't use 220V directly, because this will cause the product to burn out, so you need a special conversion device. Power modules mainly include ACDC modules, DCDC modules. Today we will mainly talk about ACDC and DCDC modules.


The ACDC module is a module that converts alternating current to direct current, and can form a constant current device in the circuit, such as dry batteries, storage batteries, and direct current generators, which are called direct current power supplies. There are mainly single-phase and three-phase power modules on the market, such as the single-phase power module 8143T-1, which uses the world's highest withstand voltage chip (1100V), and realizes a switching power supply with up to 550V AC input in a single chip. But for some special working environment, exposed components may be a little inconvenient, and there will be progress when there is demand. For example, three-phase power modules with sealed casing are progress. 


Next, let’s talk about the DCDC module. The DCDC power module is also a device that converts the electrical energy of one voltage value into the electrical energy of another voltage value in a DC circuit. It uses microelectronics technology to combine small surface-mounted integrated circuits with Miniature electronic components are assembled into one body. Such as IVY-PT15-09-5 single-way DCDC isolated power supply module and DV3018305PA-M-DCDC3-ways output isolated power supply module. The use of DCDC power modules is conducive to simplifying the design of power circuits, shortening the development cycle, and achieving the best indicators. It can also be widely used in meters and smart instruments in many fields such as industrial equipment, medical equipment, new energy, smart cities, and the Internet of Things.


We hope that some of the common knowledge and application explanations of power supply modules above can help you. If you have better suggestions, please put them in the comment area. We will prepare a surprise for you at that time! If you are interested in the products we mentioned, don't hesitate! Please visit our website: www.ivy-metering.com, www.ivy-electronic.com


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