• Network communication

    Network communication

    Due to power line collision and induction, there may be continuous overvoltage and overcurrent on the communication circuit.

    If not protected, it may also damage the communication circuit or device, and even cause fire and endanger life and property.

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    Network communication
  • Surveillance and security

    Surveillance and security

    The main components of the solar cell system are solar cells, batteries, controllers and inverters.

    The energy storage components can be rechargeable, and the voltage change range of the battery is large when the charging degree changes.

    For the core control unit of the controller and inverter, devices from the semiconductor circuit protection department can be used.

    Liyang can more accurately protect expensive control and driver chips from damage in the case of excessive voltage.

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    Surveillance and security
  • Household appliance

    Household appliance

    Instantaneous overvoltage protection (lightning protection), mainly rely on the air switch or some appliances come with surge protection

    And lightning protection design circuit. There are short circuit protection, overcurrent protection, leakage protection, overheat protection...

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    Household appliance
  • Photovoltaic energy storage system protection

    Photovoltaic energy storage system protection

    The main components of the solar cell system are solar cells, batteries, controllers and inverters.

    The energy storage components can be rechargeable, and the voltage change range of the battery is large when the charging degree changes.

    For the core control unit of the controller and inverter, devices from the semiconductor circuit protection department can be used.

    Liyang can more accurately protect expensive control and driver chips from damage in the case of excessive voltage.

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    Photovoltaic energy storage system protection
  • Industrial Power

    Industrial Power

    The UPS uninterruptible power supply works normally, and it is very important that the UPS power supply cannot be overloaded.

    If the UPS is overloaded, the output of the UPS will be interrupted due to overload due to the overload protection function of the inverter during the battery power supply process, causing unnecessary losses.

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    Industrial Power
  • Illumination

    Illumination

    In addition to the need for stable, efficient and reliable LED switching power supply,

    The various protection measures of the circuit must also be carefully designed,

    In order to avoid complex environmental conditions can quickly and effectively protect the power circuit and load

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    Illumination

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Safety certification, environmental certification

IAFT 16949 certification, ISO9001 certification
ISO14001 certification, AEC-Q101 testing

Introduction of Liown

Founded in August 2018, Liown Semiconductor Co., Ltd is an IDM enterprise integrating power semiconductor design and manufacturing. Our technologies and products have maintained a leading position in many technical fields, such as multi-layer laminated technology, high junction temperature and low leakage current technology, multi-layer passivation process, super anti-interference thyristor technology.Also,With the accumulation of many core highly skilled technicians in the fields of design and manufacturing, we provide customers with targeted chip product design and systematic application solutions. 


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Zhejiang Liyang Semiconductor Co., Ltd Zhejiang Liyang Semiconductor Co., Ltd
Zhejiang Liyang Semiconductor Co., Ltd

Liown Semiconductor 2023 version selection manual

Transient voltage suppressor diode (TVS), Thyristor, High Voltage Rectifier Diodes(HVRD), Electrostatic suppression Diode (ESD), Thyristor Surge Suppressor(TSS), Gas discharge tube (GDT),Epoxy Gas Discharge Tube (eGDT),Surge Protection Device (SPD),Spark gap protectors (SPG)
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Talent is a valuable resource of the team
We encourage all forms of learning to build strength to meet future challenges

Liown Semiconductor corporate culture

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