Datasheet

GateDriver
Anti
Shoot-Through
PeakCurrent
LimitComparator
SW
Softstart
Limit
HighSide
FB
EN
VOUT
VIN
GND
Min.On Time
Min.OFF Time
VIN
VREF
VOUT
Feedback
Comparator
ZeroCurrent
Comparator
Control
Logic
PMOS
NMOS
Thermal
Shutdown
Voltage
Reference
VREF
0.80V
Integrated
Dividerin
fixedoutput
voltageversions
V
THPG
FB
PG
PGComparator
PG
SGND
/EN
UVLO
UVLO
Note
Note
OutputDischarge
V
UVLO
VIN
VIN
EN
FB
TPS62120
PG
L 18 H/22 Hm m
SW
V =2Vto15V
IN
GND
R
1
SGND
VOUT
C
4.7
IN
F
µ
C
ff
R
pullup
PWRGOOD
L =18 HLPS3015Coilcraft
22 HLQH3NPNMuratam
C :4.7
IN
µ
µFGRM21BseriesX5R(0805size)25VMurata
C :4.7µFGRM188sereisX5R(0603size)6.3VMurata
OUT
V 1.2V-5V
OUT
upto75mA
R
2
C
4.7 F
OUT
m
TPS62120
TPS62122
SLVSAD5 –JULY 2010 www.ti.com
FUNCTIONAL BLOCK DIAGRAM
NOTE: Function available in TPS62120
PARAMETER MEASUREMENT INFORMATION
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Product Folder Link(s): TPS62120 TPS62122