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TOP250R Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
TOP250RPOWER693Yes

TOP250R** is an integrated switching regulator from **Power Integrations**, designed for offline power supply applications.

The TOP250R is an integrated switching regulator from Power Integrations, designed for offline power supply applications.

Manufacturer:

  • Power Integrations

Specifications:

  • Input Voltage Range: 85 VAC to 265 VAC (universal input)
  • Output Power: Up to 250 W (depending on design and cooling)
  • Switching Frequency: 132 kHz (fixed)
  • Maximum Duty Cycle: 78%
  • Efficiency: Up to 90% (depending on design)
  • Operating Temperature Range: -40°C to +150°C
  • Package: TO-220 (7-pin)

Descriptions:

  • The TOP250R is part of the TOPSwitch-GX family, integrating a high-voltage MOSFET, PWM controller, and protection features.
  • It enables compact, efficient, and reliable offline power supplies with minimal external components.
  • Suitable for AC-DC converters in industrial, consumer, and telecom applications.

Features:

  • Integrated High-Voltage MOSFET (700 V)
  • Frequency Jittering for reduced EMI
  • Auto-Restart Protection for overload, short-circuit, and thermal shutdown
  • Adjustable Current Limit for optimized power handling
  • Soft-Start to reduce inrush current
  • Line Under-Voltage (UV) and Over-Voltage (OV) Protection
  • Precision Internal Bandgap Reference for stable operation

The TOP250R is widely used in power adapters, LED drivers, and industrial power supplies due to its high efficiency and robust protection features.

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