Datasheet

Zero-Pole
AMP.
Integrator
Error Amp.
PFMComparator
PWM
Comp.
VREF
Control
Stage
GateDriver
Anti
Shoot-Through
Current
LimitComparator
Current
LimitComparator
VREF
FB
L
AVIN
Thermal
Shutdown
Undervoltage
Lockout1.8V
Limit
HighSide
Limit
LowSide
Sawtooth
Generator
FB
AGND
H/L
PVIN
PGND
3MHz
Clock
R
Discharge
SOFTSTART
I
LIM_U
I
LIM_L
ControlLogic
VREF
EN
SHUTDOWN
DRIVER
Reference
0.6VVREF
TPS62750, TPS62751
www.ti.com ................................................................................................................................................. SLVS955A –JULY 2009–REVISED SEPTEMBER 2009
FUNCTIONAL BLOCK DIAGRAM
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