Datasheet

UVLO1
Comp
+
-
+
-
+
-
-
+
+
-
Thermal
Shutdown
2.5V
+-
Current
Sense
Reference
V
ref
V
ref
ENA_1
ENA_1
120ms
Delay
0.95xVref
FB1
0.95xV
ref
FB2
RisingEdge
Deglitch
Current
Sense
+-
ENA_2
ENA_2
V
ref
V
IN1
(2Pins)
GND
EN
V
IN2
(2Pins)
SEQ
(seeNoteB)
FB1
(seeNoteA)
PG1
MR2
RESET
FB2
(seeNoteA)
V
IN1
MR1
V
IN1
PG
Comp
RisingEdge
Deglitch
Reset
Comp
V
OUT1
(2Pins)
V
OUT2
(2Pins)
+
-
FallingEdge
Deglitch
0.83 x V
ref
FB2
V UVComp
OUT2
FallingEdge
Deglitch
0.83 x V
ref
FB1
V UVComp
OUT1
Power
Sequence
Logic
ENA_1
ENA_2
V
IN1
2.5V
UVLO2
Comp
TPS70345, TPS70348
TPS70351, TPS70358
TPS70302
SLVS285H –AUGUST 2000–REVISED APRIL 2010 www.ti.com
DEVICE INFORMATION
Adjustable Voltage Version
A. For most applications, V
SENSE1
and V
SENSE2
should be externally connected to V
OUT1
and V
OUT2
, respectively, as close as possible to the
device. For other implementations, refer to SENSE terminal connection discussion in the Application Information section.
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