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In the field of smartphones, OLED panels are gradually replacing LCD panels. Recently, a latest survey report from UBI Research, a well-known data consulting company, showed that China was the larg...[Details]
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Recently, a company developed and produced LED bulbs (LED bulbs). As a reference, there are several international brands of LED bulbs on hand, including Philips, Panasonic, Toshiba, Sharp, Lemnis P...[Details]
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New energy: also known as unconventional energy. It refers to various energy forms other than traditional energy. It refers to energy that has just begun to be developed or is being actively studied ...[Details]
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1 Introduction
IGBT (isolated gate bipolar transistor), also known as insulated gate bipolar transistor, has the advantages of low saturation voltage drop, high voltage and large current o...[Details]
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UPS power supply, also known as uninterruptible power supply, is an important external device that can provide continuous, stable and uninterrupted power supply. As the name suggests, UPS power s...[Details]
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The main design principle to avoid electric shock in electronic products is that there must be two independent insulation systems between the dangerous live circuit and any conductor that may be touc...[Details]
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1-7-2. Transition process of switching power supply circuit
In all the switching power supply circuits we have analyzed before, the concept of circuit transition process is rarely mentioned. I...[Details]
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Grid-connected power generation is one of the effective ways to utilize photovoltaic power generation. At present, when the external main grid fails or is under maintenance, the grid-connected powe...[Details]
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1. Several indicators describing how input voltage affects output voltage
⑴ Voltage stabilization coefficient
① Absolute voltage regulation coefficient K
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Recently, the requirements for system computing power and performance have been continuously increasing, whether it is the development of high-end e-sports or AI applications. Therefore, high ...[Details]
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TI's LM5046 is a full-bridge topology PWM power control converter chip that can realize current mode or voltage mode. This chip mainly solves the primary isolation DC-DC converter with a maximum inpu...[Details]
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Intelligent Power Module ( IPM ) is increasingly widely used in the field of power electronics due to its advantages such as fast switching speed, low loss, low power consumption, multiple protection...[Details]
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Engineers generally believe that switching power supplies will reduce the performance of ADCs, so they are usually willing to choose low-dropout (LDO) linear regulators instead of switching regulator...[Details]
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Choosing the right light-emitting diode (LED) driver solution for low-voltage portable device backlight or flash applications is a challenge for designers, as they must consider extending battery lif...[Details]
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Using a multimeter to determine capacitor quality Depending on the capacity of the electrolytic capacitor , the multimeter's R×10, R×100, or R×1K settings are usually used for testing. The red and b...[Details]