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UC2879DW

  • In Stock: 2000
  • Available: 8152

Reference Price(In US Dollars)

QtyUnit PriceExt.Price
1+US $3.80000US $3.80
10+US $3.42000US $34.20
30+US $2.66000US $79.80
100+US $2.18500US $218.50
500+US $2.09000US $1045.00
1000+US $1.90000US $1900.00

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  • Description
  • Alternatives
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Description

The UC2879DW is a specialized integrated circuit (IC) designed for use in power supply applications, particularly in the realm of switch-mode power supplies (SMPS). Manufactured by Texas Instruments, this device is part of the UC287x family, which is known for its high efficiency and versatility in various power management scenarios.

Key Features:

  1. Control Method: The UC2879DW employs a voltage mode control scheme, which allows for precise regulation of output voltage and current. This method enhances the stability and performance of the power supply.

  2. Integrated Functions: The IC integrates several essential functions, including a high-voltage startup circuit, a PWM (Pulse Width Modulation) controller, and a current sensing mechanism. This integration reduces the need for external components, simplifying the design and improving reliability.

  3. Operating Voltage Range: The UC2879DW operates over a wide input voltage range, typically from 10V to 30V, making it suitable for various applications, including adapters and chargers.

  4. Frequency Modulation: The device features frequency modulation capabilities, which help to minimize electromagnetic interference (EMI) and improve the overall efficiency of the power supply.

  5. Protection Features: The UC2879DW includes several built-in protection features, such as over-voltage protection (OVP), under-voltage lockout (UVLO), and thermal shutdown. These features enhance the safety and longevity of the power supply.

  6. Package Type: The "DW" in its name indicates that the UC2879DW comes in a small, surface-mount package, specifically the SOIC-8 (Small Outline Integrated Circuit) package. This compact design is ideal for space-constrained applications.

  7. Temperature Range: The IC is designed to operate over a wide temperature range, typically from -40°C to +125°C, ensuring reliable performance in various environmental conditions.

Applications:

The UC2879DW is commonly used in applications such as:

  • AC-DC power adapters
  • Battery chargers
  • LED drivers
  • Isolated and non-isolated power supplies
  • Industrial power management systems

Conclusion:

Overall, the UC2879DW from Texas Instruments is a robust and efficient solution for designers looking to implement reliable power supply systems. Its combination of integrated features, protection mechanisms, and versatility makes it a popular choice in the electronics industry.

Alternatives

Functional Equivalent (FE) materials, including Fused Filament Fabrication (FFF) form, assembly, and functionally compatible substitute materials.

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