TPS40100
www.ti.com SLUS601 – MAY 2005 MIDRANGE INPUT SYNCHRONOUS BUCK CONTROLLER
WITH ADVANCED SEQUENCING AND OUTPUT MARGINING
FEATURES APPLICATIONS Operation over 4.5 V to 18 V Input Range
Adjustable Frequency (Between 100 kHz and
600 kHz) Current Feedback Control
Output Voltage Range From 0.7 V to 5.5 V
Simultaneous, Ratiometric and Sequential
Startup Sequencing
Adaptive Gate Drive
Remote Sensing (Via Separate GND/PGND)
Internal Gate Drivers for N-channel MOSFETs
Internal 5-V Regulator
24-Pin QFN Package
Thermal Shutdown
Programmable Overcurrent Protection
Power Good Indicator
1%, 690-mV Reference
Output Margining, 3% and 5%
Programmable UVLO (with Programmable
Hysteresis)
Frequency Synchronization Servers
Networking Equipment …
