深圳市祥润达电子有限公司

• High Efficiency, Low Power Consumption, 4.5-μA 
  Typical Shutdown Current
• Fixed Frequency Emulated On-Time Control, 
  Adjustable from 100 kHz to 550 kHz
• D-CAP™ Mode With 100-ns Load Step Response
• < 1% Initial Reference Accuracy
• Output Voltage Range: 0.75 V to 5.5 V
• Wide Input Voltage Range: 1.8 V to 28 V
• Selectable Auto-Skip/PWM-Only Operation
• Temperature Compensated (4500 ppm/°C) 
  Low-Side R_DS(on) Overcurrent Sensing
• Negative Overcurrent Limit
• Integrated Boost Diode
• Integrated OVP/UVP and Thermal Shutdown
• Powergood Signal
• Internal 1.2-ms Voltage Soft-Start
• Integrated Output Discharge (Soft-Stop)
• APPLICATIONS
  • Notebook Computers
  • I/O Supplies
  • System Power Supplies

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