SY20466BQMC - 1.8V Minimum Input and 5. 5V Maximum Output 6A Peak Current Synchronous Boost with Output Disconnect


  • 1.8V Minimum Input Voltage
  • Adjustable Output Voltage from 2.5V to 5. 5V
  • 6A Peak Current Limit
  • Input under Voltage Lockout
  • Load Disconnect during Shutdown
  • Selectable Forced PWM Mode Operation
  • Output Over Voltage Protection
  • Low RDS(ON) (Main Switch/Synchronous Switch) at 5.0V Output: 20/40mΩ
  • Compact package: QFN2x2-10

Typical Application


SY20466B is a high efficiency synchronous Boost regulator that converts down to 1.8V input and up to 5.5V output voltage. It adopts NMOS for the main switch and PMOS for the synchronous switch. It can disconnect the output from input during the shutdown mode.


  • All Single Cell Li or Dual Cell Battery Operated Products as MP-3 Player, PDAs, and Other Portable Equipment.