Absolute Maximum Ratings

1

Thermal Information

3

Symbol

Description

Value

Units

θ

JA

Thermal Resistance

160

°C/W

P

D

Maximum Power Dissipation

625

mW

Symbol

Description

Value

Units

V

IN

Input Voltage

-0.3 to 6

V

V

OUT

Charge Pump Output

-0.3 to 6

V

F

FB or EN/SET to GND Voltage

-0.3 to 6

V

V

EN/SET(MAX)

Maximum EN/SET to Input Voltage

V

V

I

OUT

2

Maximum DC Output Current

150

mA

T

J

Operating Junction Temperature Range

-40 to 150

°C

T

LEAD

Maximum Soldering Temperature (at leads, 10 sec)

300

°C

AAT3131

High Efficiency 1X/1.5X Fractional

Charge Pump for White LED Applications

3131.2005.12.1.2

3

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. Based on long-term current density limitation.

3. Mounted on an FR4 board.

4. Derate 6.25mW/°C above 25°C.