USB Type-C Analog Audio Switch with Protection Function

HL5280 - Halo Microelectronics

HL5280 - Halo Microelectronics Main Photo


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

The 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.

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


  • 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)

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