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TDA4866J Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
TDA4866JPHILIPS100Yes

TDA4866J is a power factor correction (PFC) controller IC manufactured by PHILIPS (now NXP Semiconductors).

The TDA4866J is a power factor correction (PFC) controller IC manufactured by PHILIPS (now NXP Semiconductors). Below are the factual specifications, descriptions, and features from the Manufactor Datasheet:

Specifications:

  • Manufacturer: PHILIPS (NXP Semiconductors)
  • Type: Power Factor Correction (PFC) Controller
  • Package: DIP-8 (Dual In-line Package, 8 pins)
  • Operating Voltage Range: 10V to 20V
  • Start-up Current: Typically 50µA
  • Switching Frequency: Adjustable (typically up to 200kHz)
  • Maximum Duty Cycle: Typically 94%
  • Output Drive Capability: Up to 1A peak current
  • Protection Features: Overvoltage protection (OVP), undervoltage lockout (UVLO), and overpower protection

Descriptions:

The TDA4866J is designed for active power factor correction in switch-mode power supplies (SMPS). It operates in continuous conduction mode (CCM) to improve efficiency and reduce harmonic distortion. The IC includes internal circuitry for precise regulation of the input current waveform to match the input voltage, ensuring high power factor (typically >0.99).

Features:

  • High Power Factor Correction (>0.99)
  • Low Start-up Current (50µA typical)
  • Adjustable Switching Frequency
  • Internal Overvoltage Protection (OVP)
  • Undervoltage Lockout (UVLO) for Safe Operation
  • Peak Current Limiting for Protection
  • Optimized for Continuous Conduction Mode (CCM) Operation
  • Low External Component Count for Cost-Effective Designs

This information is based on the manufacturer's datasheet and technical documentation.

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