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We normally believe that one's character decides products' quality, the details decides products' high-quality ,while using the REALISTIC,EFFICIENT AND INNOVATIVE staff spirit for KP28162SGA,Single-Stage PFC Built-in MOS Constant Voltage Chip,High PFC Non-isolated Constant Voltage, We have now confident that we can easily offer the premium quality products and solutions at resonable price, good after-sales services into the buyers. And we're going to produce a dazzling future.
KP28162SGA, With many years good service and development, we've a professional international trade sales team. Our products and solutions have exported to North America, Europe, Japan, Korea, Australia, New Zealand, Russia and other countries. Looking forward to build up a good and long term cooperation with you in coming future!

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    KP28162SGA

    KP28162SGA is a single-stage high PFC non isolated constant voltage BUCK power 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.
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    The AS6A31N is a two-phase Interleaved, critical on-mode Boost (CRM Boost) constant voltage power factor correction (PFC) controller.
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    AS6911SGA

    AS6911SGA is a highly integrated step-down constant current LED driver for LED intelligent dimming applications.
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    KP1070QWPA is a highly integrated power switch with Quasi-Resonant Buck (QR-Buck) constant current (CC) control for LED lighting applications without auxiliary winding.
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    KP1075XWPA

    KP1075XWPA is a highly integrated power switch with Quasi-Resonant Buck (QR-Buck) constant current (CC) control for LED lighting applications without auxiliary winding.
  • KP119X

    KP119X

    KP119X is a family of highly integrated power switch with DCM (Discontinuous Conduction Mode) Primary Side Regulation (PSR) constant current (CC) control for high power isolated LED lighting applications.
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  • PFC+LLC Composite controller.

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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.

  • ​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."

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