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Typical Size 6,4 mm X 6,6 mm
TPS54373
SLVS455B − JANUARY 2003 − REVISED FEBRUARY 2005
3-V TO 6-V INPUT, 3-A OUTPUT SYNCHRONOUS BUCK SWITCHER WITH DISABLED SINKING DURING START-UP
FEATURES
D 60-mΩ
MOSFET Switches for High Efficiency
at 3-A Continuous Output Source or Sink Current
D Disabled Current Sinking During Start-Up D Adjustable Output
Voltage Down to 0.
9 V
With 1.
0% Accuracy
D Wide PWM Frequency:
Fixed 350 kHz, 550 kHz or Adjustable 280 kHz to 700 kHz
D Synchronizable to 700 kHz D Load Protected by Peak Current Limit and
Thermal Shutdown
D Integrated Solution Reduces Board Area and
Component Count
APPLICATIONS
D Low-
Voltage, High-Density Distributed Power
Systems
D Poin...