Dual Channel 600mA Step-Down Converter
Absolute Maximum Ratings
1
V
IN
V
EN1
, V
EN2
V
FB1
, V
FB2
V
LX1
, V
LX2
V
POR
T
A
T
J
T
STORAGE
T
LEAD
AAT2514
Symbol
Input Supply Voltage
EN1, EN2 Voltages
FB1, FB2 Voltages
LX1, LX2 Voltages
POR Voltage
Operating Temperature Range
2
Junction Temperature
2
Storage Temperature Range
Lead Temperature (Soldering, 10s)
Description
-0.3 to +6.0
-0.3 to V
IN
+ 0.3
-0.3 to V
IN
+ 0.3
-0.3 to V
IN
+ 0.3
-0.3 to +6.0
-40 to +85
+125
-65 to +150
+300
Value
Units
V
V
V
V
V
°C
°C
°C
°C
Recommended Operating Conditions
Symbol
θ
JA
P
D
Thermal Resistance
3
Maximum Power Dissipation at T
A
= 25°C
Description
Value
45
2.2
Units
°C/W
W
1. Absolute Maximum Ratings are those values beyond which the life of a device may be impaired.
2. T
J
is calculated from the ambient temperature T
A
and power dissipation P
D
according to the following formula: T
J
= T
A
+ P
D
x
θ
JA
.
3. Thermal resistance is specified with approximately 1 square inch of 1 oz copper.
2514.2007.06.1.0
3
ANALOGICTECH [ ADVANCED ANALOGIC TECHNOLOGIES ]
