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STMicroelectronics L6590D013TR - 15W Isolated Flyback AC/DC Offline Switching IC

The L6590D013TR from STMicroelectronics is a high-performance, isolated flyback AC/DC offline switching controller designed for power supply applications up to 15W. Featuring an integrated 700V breakdown voltage switch and comprehensive protection features, this IC delivers reliable, efficient power conversion for industrial, telecommunications, medical, and consumer electronics applications.

Key Features & Benefits

  • Integrated 700V High-Voltage Switch: Eliminates the need for external power MOSFETs, reducing BOM cost and board space
  • Isolated Flyback Topology: Provides galvanic isolation between input and output for enhanced safety and noise immunity
  • Wide Input Voltage Range (6.5V to 18V): Accommodates various AC input sources with flexible design margins
  • Comprehensive Fault Protection: Built-in current limiting, over-temperature, and over-voltage protection ensure robust operation and long service life
  • 65kHz Switching Frequency: Optimized for compact transformer design while maintaining low EMI
  • Extended Temperature Range (-40°C to 150°C TJ): Suitable for harsh industrial and automotive environments
  • Surface Mount 16-SOIC Package: Industry-standard footprint for automated assembly and design reuse

Typical Applications

  • Auxiliary power supplies for industrial equipment
  • Telecom and networking infrastructure
  • Medical device power modules
  • Smart home and IoT devices
  • Battery chargers and adapters
  • White goods and appliances

Why Choose the L6590D013TR?

STMicroelectronics' L6590D013TR combines proven flyback topology with integrated high-voltage switching and robust protection features, making it an ideal choice for cost-sensitive, space-constrained designs requiring reliable isolated power conversion. The device's 70% duty cycle capability and 14.5V startup voltage ensure efficient operation across a wide range of load conditions.

RoHS Compliant - Meets environmental and regulatory standards for global distribution.

For detailed design guidelines, reference schematics, and application notes, please refer to the STMicroelectronics L6590 datasheet and technical documentation.

Product attributes Property Value
Manufacturer STMicroelectronics
Product Series
Packaging Tape & Reel (TR) |
Output Isolation Isolated
Internal Switch(s) Yes
Voltage - Breakdown 700V
Topology Flyback
Voltage - Start Up 14.5 V
Voltage - Supply (Vcc/Vdd) 6.5V ~ 18V
Duty Cycle 70%
Frequency - Switching 65kHz
Power (Watts) 15 W
Fault Protection Current Limiting, Over Temperature, Over Voltage
Control Features -
Operating Temperature -40°C ~ 150°C (TJ)
Grade -
Qualification -
Mounting Type Surface Mount
Package / Case 16-SOIC (0.295", 7.50mm Width)
Supplier Device Package 16-SO
ROHS RoHS Compliant - Hazardous Substance Free Electronic Components | HQICKEY