Total Power Solution for Portable Applications
Absolute Maximum Ratings
1
Symbol
V
INA
, V
INB
V
ADP
V
LX
V
FB
V
EN
V
X
T
J
T
LEAD
AAT2554
Description
Input Voltage to GND
Adapter Voltage to GND
LX to GND
FB to GND
ENA, ENB, EN_BAT to GND
BAT, ISET, STAT
Operating Junction Temperature Range
Maximum Soldering Temperature (at leads, 10 sec)
Value
6.0
-0.3 to 7.5
-0.3 to V
IN
+ 0.3
-0.3 to V
IN
+ 0.3
-0.3 to 6.0
-0.3 to V
ADP
+ 0.3
-40 to 150
300
Units
V
V
V
V
V
V
°C
°C
Thermal Information
Symbol
P
D
θ
JA
Description
Maximum Power Dissipation
Thermal Resistance
2
Value
2.0
50
Units
W
°C/W
1. Stresses above those listed in Absolute Maximum Ratings may cause permanent damage to the device. Functional operation at condi-
tions other than the operating conditions specified is not implied. Only one Absolute Maximum Rating should be applied at any one time.
2. Mounted on an FR4 board.
2554.2007.01.1.2
3
ANALOGICTECH [ ADVANCED ANALOGIC TECHNOLOGIES ]
