Datasheet

VIN
EN
FB
TPS62125
PG
L
SW
C
10 F (V < 3.3V)
2x
6.7V)
OUT
OUT
µ
µ
µ µ
10 F (3.3V< V < 6.7V)
10 F+ 22 F ( V >
OUT
OUT
V
OUT
V
IN
GND
R
1
R
2
VOS
C
10
IN
F
µ
R
pullup
PWR GOOD
EN_hys
EN
L: LPS3314 10 H, 15 H, LPS4018 22 H, VLF302515 15 H
C / C : 10 F 0805/25V GRM21BR61E106
m m m m
m
IN OUT
=
=
22 GRM31CR61 16V X5R, GRM21B 16V X5Rm mF 10 F
Gate Driver
Anti
Shoot-Through
Peak Current
Limit Comparator
SW
Softstart
Limit
High Side
VIN
GND
Zero Current
Comparator
PMOS
NMOS
Thermal
Shutdown
V
TH_PG
FB
PG
PG Comparator
V
UVLO
VIN
EN
V
REF
ON/
SD
V
1.2V
REF
EN
EN_hys
GND
EN
Comparator
V
0.808V
REF_FB
EN_comp
UVLO
Comparator
Softstart
Control
Logic
FB
VOS
V
REF_FB
Comparator
Direct Control
& Compensation
fixed
VOUT
Error
amplifier
Min. On
Min. OFF
VIN
VOS
Timer
DCS
Control
DC-DC
ON/OFF
TPS62125
SLVSAQ5C –MARCH 2012–REVISED DECEMBER 2013 www.ti.com
FUNCTIONAL BLOCK DIAGRAM
PARAMETER MEASUREMENT INFORMATION
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