PAM2305
1A Step-Down DC-DC Converters
Absolute Maximum Ratings
These are stress ratings only and functional operation is not implied
.
Exposure to absolute
maximum ratings for prolonged time periods may affect device reliability
.
All voltages are with
respect to ground
.
Input Voltage..................................-0.3V to 6.6V
EN, FB Pin Voltage.............................- 0.3V to V
IN
SW Pi n Voltage......................- 0.3V to
(
V
IN
+0.3V
)
Junction Temperature................................125°C
Storage Temperature Range........-65°C to 150°C
Soldering Temperature......................300°C
,
5sec
Recommended Operating Conditions
Supply Voltage................................2.5V to 5.5V
Max. Supply Voltage (for Max. duration of
30 minutes)................................................6.0V
Ambient Temperature Range..........-40 °C to 85 °C
Thermal Information
Parameter
Thermal Resistance
(Junction to Case)
Thermal Resistance
(Junction to Ambient)
Package
SOT23-5
Note
Symbol
θ
JC
Maximum
130
20
12
102
Unit
DFN 2x2
QFN 3x3
SOT23-5
DFN 2x2
QFN 3x3
SOT23-5
DFN 2x2
QFN 3x3
°C/W
θ
JA
68
34
400
Internal Power Dissipation
P
D
980
1470
mW
Note:
The maximun output current for SOT23-5 package is limited by internal power dissipation capacity as
described in Application Information hereinafter.
Power Analog Microelectronics
,
Inc
www.poweranalog.com
09/2008 Rev 1.2
3
PAM [ POWER ANALOG MICOELECTRONICS ]
