• Dual-Output or Two-Phase Synchronous 

  Buck Controller

• 180° Out-of-Phase Reduces Input Ripple

• Input Voltage Range: 3 V to 20 V

• Output Voltage Range: 0.6 V to 5.6 V

• Adjustable Frequency: 100 kHz to 1 MHz

• Bidirectional SYNC Pin With 0°/180° or 

  90°/270°Phase Shift

• Voltage Mode Control With Input Feedforward

• Accurate Current Sharing for Two-Phase Operation

• Individual Power Good Outputs

• Individual Enable and Programmable Soft Start, 

  With Pre-Bias Start-Up

• ±0.5%, 600-mV Reference

• Output UV/OV Protection and Input 

  Undervoltage Lockout

• Individual Overcurrent Limit Setting

• Hiccup Overcurrent Protection

• Accurate Inductor DCR or Resistive Current Sensing

• Remote Sense for Two-Phase Applications

• Internal N-Channel FET Drivers

• Integrated Bootstrap Switches

• Available in 5-mm × 5-mm 32-Pin VQFN Package