TPS62150 Datasheet, PDF (5/33 Pages) Texas Instruments – 3-17V 1A Step-Down Converter in 3x3 QFN Package

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TPS62150
TPS62151, TPS62152, TPS62153
SLVSAL5 – NOVEMBER 2011
FUNCTIONAL BLOCK DIAGRAM
PG AVIN
PVIN PVIN
EN^*
SS/TR
DEF^*
FSW^*
VOS
FB
Soft
start
Thermal
Shtdwn
UVLO
PG control
HS lim
comp
control logic
power
control
gate
drive
direct control
&
compensation
_
error
+ ^amplifier
comp
LS lim
ramp
comparator
timer tON
DCS - Control^TM
SW
SW
SW
* _{This pin is connected to a pull down resistor internally}
(see Detailed Description section).
AGND
Figure 2. TPS62150 (adjustable output voltage)
PGND PGND
Copyright © 2011, Texas Instruments Incorporated
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