Datasheet

Zero-Pole
Amp.
Integrator
Error Amplifier
+1% Voltagepositioning
PWM
Comp.
VREF
Control
Stage
GateDriver
Anti-
Shoot-Through
Current-
LimitComparator
Current-
LimitComparator
VREF +1%
FB
FB
V
IN
GND
MODE
2.25-MHz
Oscillator
SW1
EN
V
IN
Softstart
VOUT RAMP
CONTROL
Thermal
Shutdown
.6
Reference
0 VVREF
Undervoltage
Lockout 1.8 V
Limit
HighSide
Limit
LowSide
Sawtooth
Generator
Int. Resistor
Network
FB
RI3
RI 1
RI..N
MODE
Onlyin 2x2SON
GND
PFMComparator
V
IN
GND
EN
FB
SW
TPS62560DRV
R
1
R
2
V
OUT
MODE
L
2.2 Hm
C
22pF
1
C
10 F
OUT
m
L: LPS3015,2.2 H,110m
C :GRM188R60J475K,4.7 F,Murata,0603size
C :
m W
m
IN
OUT
GRM188R60J106M,10 F,Murata,0603sizem
C
4.7 F
IN
m
TPS62560, TPS62561
TPS62562
www.ti.com SLVS815C –JANUARY 2008–REVISED DECEMBER 2009
FUNCTIONAL BLOCK DIAGRAM
PARAMETER MEASUREMENT INFORMATION
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