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We follow our enterprise spirit of "Quality, Efficiency, Innovation and Integrity". We aim to create much more worth for our buyers with our abundant resources, highly developed machinery, experienced workers and great providers for KP1073QSPA,KP107AQSPA,KP1070QSPA,KP1071QSPA,KP1072QSPA, We will continue to keep operating hard and as we consider our best to supply the most effective high-quality products, most competitive selling price and exceptional company to each customer. Your gratification, our glory!!!
KP1073QSPA, During the development, our company has built a well-known brand. It is well highly acclaimed by our customers. OEM and ODM are accepted. We've been looking forward to customers from all over the world to join us to a wild cooperation.

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    KP1325LGA is a highly integrated constant current LED power controller, the chip adopts the primary feedback quasi-resonant mode, and the active power factor correction control technology can meet the performance requirements of high power factor, low harmonic distortion and high efficiency.
  • KP18108ESPA

    KP18108ESPA

    KP18108ESPA is a high PF, high-efficiency linear constant current LED driver chip that uses linear constant current technology to accurately set the LED string current through external resistors.
  • AS2561

    AS2561

    The AS2561 is a high-performance, quasi-resonant (QR) Boost type (Boost) constant voltage power factor correction (PFC) controller.
  • KP28122SGA

    KP28122SGA

    KP28123SGA - a single stage high PFC non isolated constant voltage BUCK power chip. KP28122SGA integrates high-voltage 500V power MOSFETs, high-voltage startup and power supply circuits, simplifying system design and production costs.
  • KP28163SGA

    KP28163SGA

    KP28163SGA is a single-stage high PFC non isolated buck constant voltage chip. The chip adopts a quasi resonant operating mode and adaptively adjusts the output voltage, which not only meets the voltage requirements of the later stage linear constant current, but also improves system efficiency.
  • KP10760WPA

    KP10760WPA

    KP10760WPA combines a 500V power MOSFET, 600V FRD, 800V Rectifier Bridge and high voltage startup/IC supply circuit in one chip which reduced system design cost.
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  • 500W, Single Stage LLC Power Supply Reference Design with KP2591(A)

    The KP2591(A) is a resonant switching power controller based on half-bridge LLC resonant converter, which integrates half-bridge driver with 50% duty cycle, and the maximum operating frequency is up to 350kHz.

  • 50W High Performance LED Filament Lamp Driver with KP1352+GaN FET

    The demo board is designed to demonstrate a highperformance 50WLED filament lamp solution with a full input voltage range. The demonstration board is realized through a highly integrated high-frequency direct drive gallium nitride boost boost PFC constant current controller KP1352, with 650V power GaN FET.

  • High Performance 12V/4A Adapter Charger with Offline Current Mode Controller KP201 and Synchronous Rectifier KP40512

    KP201 is a high performance current mode PWM controller for offline flyback converter applications. The IC supports DCM and CCM operation mode.

  • Smart Meter | One-stop Chip Solution

    We provide diversified integrated chip solutions such as AC-DC, DC-DC, LDO and current limiting switch for smart meter applications to meet the high reliability and high performance requirements of meter applications.

  • ​How Does Integrated EMI Filter in ACDC Constant Current Chip Simplify Power Supply Design?

    This technological leap demonstrates its advantages in wide-voltage scenarios. When the input voltage jumps from 90V to 264V, Huqin's ACDC chip can dynamically adjust the internal electromagnetic structure to keep the noise attenuation rate consistently above 42dB. However, when the voltage of a certain competing product's DCDC solution undergoes a sudden change, the filtering effect will decline by 15dB. This is like teaching the chip "metamorphosis". Test engineer Xiao Zhang pointed at the spectrum analyzer and said, "Our chip can reconstruct the electromagnetic topology in real time based on the interference frequency. This kind of intelligent response is something that discrete solutions can never catch up with."

  • What Makes ACDC Constant Current Chips the Core of Modern Power Efficiency?

    In the modern era of electronics, ACDC Constant Current Chips have become indispensable in powering devices that demand stable and efficient energy conversion. These chips act as the essential link between alternating current (AC) input and direct current (DC) output, ensuring that electronic devices receive a constant, regulated current supply regardless of voltage fluctuations. This feature is crucial for maintaining performance stability and extending the lifespan of devices such as LED lighting, power adapters, battery chargers, industrial control systems, and communication equipment.

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