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Shenzhen KINRI Energy Technology Co.,Ltd.

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· Will using a high-power charger damage your phone？

Whether using a high-power charger to charge a mobile phone will damage it depends mainly on the quality of the charger and the charging protection mechanism of the phone. Here are several key points:The quality of the chargerUsing a charger with no quality issues is crucial. A qualified charger can provide stable current and voltage, reducing the risk of damage to mobile phone batteries.The charging protection mechanism of mobile phonesModern mobile phones are equipped with advanced charging protection circuits that can monitor the voltage and current during the charging process, and activate protection mechanisms when abnormalities are detected to prevent overcharging or overheating of the battery.The charger and phone communicate and can adjust the voltage and current at any time to meet the charging needs of the phone.Safety adviceUse original charger: The original charger has been certified by the manufacturer and is more compatible with mobile phones, with higher safety.Avoid us...
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04-09
2024
· What are the advantages and disadvantages of DC and AC?

Analysis of the advantages and disadvantages of direct current and alternating currentThe advantages and disadvantages of direct currentThe advantages of direct current1. DC power can be used for remote control and is easy to extinguish. Metal wire electrolysis light sources, batteries, batteries, etc. are all DC power.2.The voltage of direct current is stable and less prone to malfunctions.3. Direct current can flow in one direction, allowing it to transmit current in a circuit, such as in electronic devices.4. Direct current can operate at low current values, which means it can be more efficient in certain situations.Disadvantages of direct current1. Direct current cannot change voltage through a transformer, which makes it unable to change voltage as flexibly as alternating current.2.The transmission efficiency of direct current is lower because it is affected by resistance.3. DC generators and battery packs require regular maintenance and replacement, which will increase operating...
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04-08
2024
· The difference between converters and inverters

Answerer of this article: KINRI 1. What are converters and invertersConverters and inverters are both power electronic devices used to control the changes in power signals and achieve the collection, transmission, and transformation of power. Converters are typically used to convert different voltage or current types, while inverters are devices that convert direct current into alternating current.2. Principles of converters and invertersThe main principle of a converter is to use energy storage components such as inductors, capacitors, etc. to store and convert the energy of the power supply. Inverters, on the other hand, use switching components such as transistors to high-frequency switch the DC power supply, control the magnitude and direction of the current, and thus achieve the conversion from DC to AC.3. Differences and applications between converters and invertersDifferent application fieldsTransformers are mainly used in industrial control, wireless communication, photovolta...
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04-08
2024
· What is the difference between LED driver power supply and emergency power supply？

The main difference between emergency power supply and LED drive power supply lies in their functions and usage scenarios.The mains power is input to the driving power supply, and after rectification, the DC voltage is output to light up the LED light. At the same time as the mains power input and lighting, the emergency power supply charges the battery and has the function of preventing overcharging. After a power outage, the LED driver power supply no longer has output. The emergency power supply converts the battery into AC or DC voltage through an inverter circuit. AC power is supplied to the LED driver power, while DC power is directly supplied to the LED light source.Integrated 268C emergency lighting power supplyThe main task of LED driver power supply is to convert the mains input into the DC voltage required for LED lighting fixtures, in order to light up the LED lights. This type of power supply works when the mains power is normal. Once the mains power is interrupted, the L...
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04-08
2024
· The difference between Open Frame Power Supply and Transformer

What is Open Frame Power Supply?Open Frame Power Supply is a power supply that utilizes modern power electronics technology to control the open circuit ratio of bare board tubes to maintain stable output voltage. Open Frame Power Supply typically consists of a Pulse Width Modulation (PWM) control IC and a MOSFET.Open Frame Power Supply is a power supply that utilizes modern power electronics technology to control the time ratio of bare board switching transistors to maintain stable output voltage. Open Frame Power Supply can be divided into two types: AC/DC and DC/DC. According to whether there is electrical isolation between input and output, it can be divided into two categories: isolated DC/DC converters and non isolated DC/DC converters. Open Frame Power Supply has protection functions such as overcurrent, overheating, and short circuit. Wide input voltage range, high isolation voltage for input and output, and high isolation voltage for isolated input and output.Let's explain the...
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04-08
2024

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