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STMicroelectronics VIPER011LSTR Offline Switching Converter

The VIPER011LSTR is a high-performance offline switching converter IC from STMicroelectronics, designed for Buck, Buck-Boost, and Flyback topologies. With an 800V breakdown voltage and integrated switching capability, this 7W converter delivers reliable power conversion for industrial, consumer, and telecom applications.

Key Features

  • 800V Breakdown Voltage - High-voltage capability for robust offline operation
  • Multiple Topologies - Supports Buck, Buck-Boost, and Flyback configurations
  • Integrated Protection - Current limiting, over-temperature, over-voltage, and short circuit protection
  • 60kHz Switching Frequency - Optimized for efficiency and EMI performance
  • Wide Operating Range - 4.5V to 30V supply voltage, -40°C to 150°C junction temperature
  • Compact 10-SSOP Package - Space-saving surface mount design

Applications

  • AC-DC power supplies
  • Auxiliary power for industrial equipment
  • Battery chargers
  • LED lighting drivers
  • Home appliances and consumer electronics

Compliance & Quality

This product is RoHS compliant, meeting environmental and safety standards for global distribution. Full traceability and authentic STMicroelectronics quality guaranteed.

Design Resources

Access datasheets, reference designs, and application notes to accelerate your design-in process. Our technical team provides engineering support for optimal implementation.

Product attributes Property Value
Manufacturer STMicroelectronics
Product Series
Packaging Cut Tape (CT) | Tape & Reel (TR)
Output Isolation Either
Internal Switch(s) Yes
Voltage - Breakdown 800V
Topology Buck, Buck-Boost, Flyback
Voltage - Start Up 8 V
Voltage - Supply (Vcc/Vdd) 4.5V ~ 30V
Duty Cycle 80%
Frequency - Switching 60kHz
Power (Watts) 7 W
Fault Protection Current Limiting, Over Temperature, Over Voltage, Short Circuit
Control Features -
Operating Temperature -40°C ~ 150°C (TJ)
Grade -
Qualification -
Mounting Type Surface Mount
Package / Case 10-SOP (0.154", 3.90mm Width)
Supplier Device Package 10-SSOP
ROHS RoHS Compliant - Hazardous Substance Free Electronic Components | HQICKEY