PRODUCT DATASHEET
AAT1
154
SwitchReg
TM
Absolute Maximum Ratings
1
T
A
= 25°C, unless otherwise noted.
Symbol
V
CC
, V
P
V
LX
V
FB
V
EN
T
J
V
ESD
1MHz 3A Step-Down DC/DC Converter
Description
VCC, VP to GND
LX to GND
FB to GND
EN to GND
Operating Junction Temperature Range
ESD Rating
2
- HBM
Value
6
-0.3 to V
P
+ 0.3
-0.3 to V
CC
+ 0.3
-0.3 to V
CC
+ 0.3
-40 to 150
3000
Units
V
V
V
V
°C
V
Thermal Characteristics
3
Symbol
Θ
JA
P
D
Description
Thermal Resistance
Maximum Power Dissipation (T
A
= 25°C)
4
Value
110
909
Units
°C/W
mW
Recommended Operating Conditions
Symbol
T
Description
Ambient Temperature Range
Value
-40 to +85
Units
°C
1. Stresses above those listed in Absolute Maximum Ratings may cause permanent damage to the device. Functional operation at conditions other than the operating conditions
specified is not implied. Only one Absolute Maximum Rating should be applied at any one time.
2. Human body model is a 100pF capacitor discharged through a 1.5kΩ resistor into each pin.
3. Mounted on a demo board (FR4, in still air).
4. Derate 9.1mW/°C above 25°C.
1154.2007.11.1.7
www.analogictech.com
3
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