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China KP3111LGA Manufacturer, Supplier, Factory

We emphasize advancement and introduce new products and solutions into the market each year for KP3111LGA,AC220V to 5V Non-isolated Step-Down BUCK Chip,Simplified 5V Auxiliary Power Supply Circuit,Simplified Low-Cost Non-isolated BUCK Chip, We look ahead to receiving your enquires quickly and hope to have the chance to get the job done together with you inside the future. Welcome to get a seem at our organization.
KP3111LGA, Nowadays our merchandise sell all over the domestic and abroad thanks for the regular and new customers support. We supply high quality product and competitive price, welcome the regular and new customers cooperate with us!

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    KP1463SPA

    KP1463SPA is a high precision, dimming LED constant current controller suitable for non-isolated step-down LED constant current power supply with a full range of AC input voltage.
  • KP18062ESPA

    KP18062ESPA

    KP18062ESPA is a dual channel LED linear constant current driver chip that can meet the requirements of the 1EC-61000-3-2: 2018 specification. The chip adopts linear constant current technology, which does not require magnetic components and can save system costs.
  • KP201LGA

    KP201LGA

    The KP201LGA is a high-performance PWM controller designed for off-line flyback power supplies.
  • KP3310

    KP3310

    The KP3310 is an off-line linear regulator with a compact inductance free design. By adjusting the SEL pin resistance, the KP3310 can obtain a 5V/3.3V/2.7V three-gear output voltage.
  • NE1189

    NE1189

    The NE1189 is a dual-channel synchronous rectifier (SR) controller IC high performance system.
  • SI1211

    SI1211

    SI1211 is an AC high-voltage AC linear LDO constant voltage chip with a compact inductorless design.
  • Related Blog
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  • Drain Sensing CrM Boost PFC 100W Demo Board with KP2801A

    This DEMO Board provides 100W CrM Boost PFC Solution. The controller KP2801A enables to drive without auxiliary winding ZCD sensing by Novel Drain sensing tech...

  • 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.

  • 600W Non-isolated PWM Dimming LED Driver with KP1469

    This DEMO board is a high performance nonisolated 600W constant current LED driver which is controlled by KP1469.Besides the multi-protection function (OVP, SCP, OTP), this demo also has very good efficiency, load regulation, low standby power loss and wide dimming range.

  • Why Choose a DCDC Constant Voltage Chip?

    Cokintech is a manufacturer specializing in various DC-DC Constant Voltage Chips. Today, we'll share the advantages of this type of constant voltage chip.

  • 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.

  • How Does a DCDC Constant Current Chip Work in High-Precision Power Regulation?

    A DCDC Constant Current Chip is a core component in modern power management systems, designed to deliver a stable and controllable output current regardless of load or input voltage variations. This article provides a comprehensive technical overview of how DCDC Constant Current Chips function, examines key electrical parameters, explores real-world application scenarios, and answers frequently asked technical questions. The content is structured to support engineering decision-making, component selection, and long-term system optimization while aligning with current search behavior and professional reading habits.

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