SCT9320.pdf• EMI Reduction with Switching Node Ringing-free
• 500kHz Switching Frequency with 6% Frequency
Spread Spectrum FSS
• Pulse Skipping Mode PSM with 20uA Quiescent
Current in Light Load Condition
• 3.8V-32V Wide Input Voltage Range
• Up to 2A Continuous Output Load Current
• 0.8V ±1% Feedback Reference Voltage
• Fully Integrated 130mΩ Rdson High Side MOSFET
and 70mΩ Rdson Low Side MOSFET
• 1uA Shut-down Current
• 80ns Minimum On-time
• Precision Enable Threshold for Programmable
UVLO Threshold and Hysteresis
• Low Dropout Mode Operation
• 4ms Built-in Soft Start Time
• Output Over Voltage Protection
• Wide input voltage range: 3.0 V to 20 V Maximum load current
• 2 A for ADP2302
• 3 A for ADP2303
• ±1.5% output accuracy over temperature
• Output voltage down to 0.8 V 700 kHz switching frequency
Current-mode control architecture Automatic PFM/PWM mode
• Precision enable pin with hysteresis
• Integrated high-side MOSFET
• Integrated bootstrap diode
• Internal compensation and soft start Power-good output
Undervoltage lockout (UVLO) Overcurrent protection (OCP)
• Thermal shutdown (TSD)
• 8-lead SOIC package with exposed paddle
• Supported by ADIsimPower™ design tool
