TPS51220A-Q1
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SLUSAI2 – MARCH 2011
Fixed Frequency, 99% Duty Cycle Peak Current Mode Notebook System Power Controller
Check for Samples: TPS51220A-Q1
FEATURES
1
•2 Qualified for Automotive Applications • Input
Voltage Range: 4.
5 V to 32 V • Output
Voltage Range: 1 V to 12 V • Selectable Light Load Operation
(Continuous / Auto Skip / Out-Of-Audio™ Skip) • Programmable Droop Compensation •
Voltage Servo Adjustable Soft Start • 200-kHz to 1-MHz Fixed-Frequency PWM • Selectable Current/ D-CAP™ Mode
Architecture • 180° Phase Shift Between Channels • Resistor or Inductor DCR Current Sensing • Adaptive Zero Crossing Circuit
• Powergood Output for Each Channel • OCL/OVP/UVP/UVLO Prot...