AAT1143
1MHz 400mA Step-Down Converter
Absolute Maximum Ratings1
Symbol
Description
Value
Units
VIN
VLX
Input Voltage GND
6.0
V
V
LX to GND
-0.3 to VP + 0.3
-0.3 to VP + 0.3
-0.3 to 6.0
-40 to 150
300
VOUT
VEN
TJ
OUT to GND
V
EN to GND
V
Operating Junction Temperature Range
Maximum Soldering Temperature (at leads, 10 sec)
°C
°C
TLEAD
Thermal Information
Symbol
Description
Value
Units
PD
Maximum Power Dissipation (SC70JW-8)
Thermal Resistance2 (SC70JW-8)
625
160
mW
θJA
°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.
1143.2005.09.1.7
3
ANALOGICTECH [ ADVANCED ANALOGIC TECHNOLOGIES ]
