3

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.............................-

SW Pi n Voltage.....................-

0.3V to V

0.3V to

V +0.3V

Junction Temperature................................125

Storage Temperature Range........-65

to 150

Soldering Temperature......................300

5sec

()

IN

IN

O

OO

O

C

CC

C

,

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

OO

Thermal Information

Parameter

Package

Symbol

Maximum

Unit

Thermal Resistance

(Junction to Case)

SOT23-5

130

Thermal Resistance

(Junction to Ambient)

SOT23-5

250

°C/W

Internal Power Dissipation

SOT23-5

400

mW

,

Power Analog Microelectronics Inc

www.poweranalog.com

PAM2301

800mA Step-Down DC-DC Converters

09/2008 Rev 1.3