PAM2305D Datasheet, PDF (3/14 Pages) Power Analog Micoelectronics – 1A Step-Down DC-DC Converter

PAM2305D
1A Step-Down DC-DC Converter
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 6.0V
EN, FB Pin Voltage.............................-0.3V to V_IN
SW Pi n Voltage.....................-0.3V to ( V _IN+0.3V)
Junction Temperature................................150°C
Storage Temperature Range........-65°C to 150°C
Soldering Temperature......................300°C,5sec
Recommended Operating Conditions
Supply Voltage................................2.5V to 5.5V Junction Temperature Range........-40 °C to 125 °C
Operation Temperature Range.........-40°C to 85°C
Thermal Information
Parameter
Thermal Resistance
(Junc tion to Case)
Thermal Resistance
(Junction to Ambient)
Internal Power Dissipation
Package
SOT23-5^Note
DFN 2x2-6
QFN 3x3-16
SOT23-5
DFN 2x2-6
QFN 3x3-16
SOT23-5
DFN 2x2-6
QFN 3x3-16
Symbo l
θJ C
θ_JA
P_D
M ax imu m
130
25
14
250
68
35
400
980
1470
Unit
°C/W
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
3
02/2012 Rev1.1