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Announcement: Introducing HL8545/G: Quad-Channel 50 mΩ High-Side Switch for Advanced Automotive Applications


HL5280 is a high-performance USB Type-C port multimedia switch which supports analog audio headsets.

HL5280 allows the sharing of a common USB Type-C port to pass USB2.0 signal, analog audio, sideband use wires and analog microphone signal.

HL5280 also supports high voltage on SBU port and USB port on USB Type-C receptacle side.

HL5280 is available in a 25-pin WLCSP package.

For more detailed description of the device, please download a product brief.


  • Power supply: VCC, 2.7-5.5V
  • USB high speed (480Mbps) switch
    • -3dB bandwidth: 900MHz
    • 3.5Ω RON typical
  • Audio
    • Negative rail capability: -3V to +3V
    • THD + N = -107dB
    • 1 VRMS, f = 20Hz to 20kHz, 32Ω load
    • 0.8Ω RON typical
  • High-voltage protections
    • 20V DC tolerance on connector side pins
    • Over-voltage protection: VTH = 5V (type)
  • OMTP and CTIA pinout support
  • Support audio sense path
  • 25-bump WLCSP package (2.00mm x 2.00mm)

Block Diagram

HL5280 - HMI Main Photo

For more information or a full datasheet request, please contact the factory at