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STR2124 Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
STR2124SK250Yes

STR2124 is a high-voltage switching regulator IC manufactured by SK.

The STR2124 is a high-voltage switching regulator IC manufactured by SK. Below are its specifications, descriptions, and features:

Specifications:

  • Input Voltage Range: 85V to 265V (AC)
  • Output Voltage: Adjustable (depends on external components)
  • Output Current: Up to 1.5A
  • Switching Frequency: ~50kHz
  • Operating Temperature Range: -20°C to +85°C
  • Package Type: TO-220F (5-pin)

Descriptions:

The STR2124 is a monolithic IC designed for offline switching power supplies. It integrates a high-voltage MOSFET, PWM controller, and protection circuits, making it suitable for compact and efficient power supply designs. It is commonly used in AC/DC converters, LED drivers, and auxiliary power supplies.

Features:

  • Built-in high-voltage MOSFET (650V)
  • Soft-start function for reduced inrush current
  • Overcurrent protection (OCP)
  • Overvoltage protection (OVP)
  • Thermal shutdown protection
  • Low standby power consumption
  • Auto-restart mode for fault recovery

This information is based on manufacturer datasheets and technical documentation.

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