SP1555-01UTG - SP1555 Series

The SP1555 integrates a 15V TVS diode to provide lightning surge protection for the USB VBUS pin up to 120A (tP=8/20μs) per the IEC61000-4-5 2nd edition standard. The SP1555 provides superior protection for current intensive applications such as fast charging peripherals. 

The SP1555 comes in a space saving 2.0x1.8mm μDFNpackage with a typical height of 0.55mm making it an ideal solution for smart phones, tablets, and other portable electronics. 


  • ESD, IEC 61000-4-2, ±30kV contact, ±30kV air 
  • EFT, IEC 61000-4-4, 80A (tP=5/50ns) 
  • Surge, IEC 61000-4-5 2nd edition, 120A (tP=8/20μs) 
  • Protection for VBUS operating up to 15V 
  • Benchmark setting protection 
  • High current handling capability for fast charging applications 
  • Moisture Sensitivity Level (MSL-1) 
  • Lead-free and RoHS compliant 


  • Protection for the VBUS circuit on USB2.0 Fast Charging