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UC3843 Current Mode PWM Controller IC


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  • Stock: 48

    Availability: InStock priceValidUntil: 2026-06-09

  • SKU: 3184 | DAD206

Availability: InStock priceValidUntil: 2026-06-09

  • Rs. 17.70 (inc GST)
    Rs.15.00 + GST

    Qty :

GST Invoice: Available for all purchases; eligible for input tax credit.

Delivery: 2–8 days across India. No MOQ required.

Bulk Orders: Need a larger quantity or item not in stock? Email: dnatechindia [at] gmail.com

Import Service: We import a wide range of electronic components on request.

UC3843 Current Mode PWM Controller IC

UC3843 PWM Controller IC for off-line applications with high gain error amplifier and precise duty cycle control.

The UC3843 Current Mode PWM Controller IC is designed for off-line and DC to DC converter applications. This IC features a trimmed oscillator for precise duty cycle control, ensuring effective power management. Its high gain error amplifier and adjustable UVLO thresholds provide stable operation under varying conditions, making it ideal for consumer electronics, industrial applications, and renewable energy systems. The compact design minimizes external components, enhancing reliability and efficiency in various electronic systems.

With the UC3843 Current Mode PWM Controller IC, you can achieve high performance even at a 100% duty cycle. The built-in current sensing comparator and high current totem pole output enable effective MOSFET driving, optimizing your power solutions. Explore how this versatile IC can enhance your projects today.

Incorporate the UC3843 Current Mode PWM Controller IC into your designs for reliable power management and improved efficiency. Its robust features make it a great choice for various applications in the electronics sector.

Discover reliable solutions with DNA, your trusted retailer for Power Devices. Explore the UC3843 Current Mode PWM Controller IC and see other products in the Power Devices category. Check other Power Devices that we have in stock.

Are you searching for specific electronic components? At DNA, we can help you find what you need. From Sensors to Analog ICs, Resistors to Connectors, and Diodes to Development Modules, we can support both retail and bulk orders. If we don’t have it in stock, we can import it for you. Contact Us.

Features of UC3843 Current Mode PWM Controller IC

  • High gain error amplifier
  • Adjustable UVLO thresholds
  • 100% duty cycle operation
  • Compact design
  • Effective MOSFET driving

Specification of UC3843 Current Mode PWM Controller IC

  • Temperature compensated reference
  • Current sensing comparator
  • Trimming oscillator

Applications of UC3843 Current Mode PWM Controller IC

  • Power management in consumer electronics
  • Industrial applications
  • Renewable energy systems

Package Includes

  • 1 X UC3843 Current Mode PWM Controller IC
Extra Information
Country of Origin China
Imported By ElectroSource Private Limited

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