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AAT3131ITP-T1

High Efficiency 1X/1.5X Fractional Charge Pump for White LED Applications

Advanced Analogic Technologies 

AAT3131

High Efficiency 1X/1.5X Fractional

Charge Pump for White LED Applications

Absolute Maximum Ratings1

Symbol

Description

Value

Units

VIN

VOUT

FB, VEN/SET

VEN/SET(MAX)

I (2)

OUT

TJ

TLEAD

Input Voltage

Charge Pump Output

FB or EN/SET to GND Voltage

Maximum EN/SET to Input Voltage

Maximum DC Output Current

Operating Junction Temperature Range

Maximum Soldering Temperature (at leads, 10 sec)

-0.3 to 6

V

-0.3 to 6

V

-0.3 to 6

V

VIN - 0.3

V

150

mA

-40 to 150

°C

300

°C

Notes:

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.

Thermal Information

Symbol

Description

θJA

Thermal Resistance 1

PD

Maximum Power Dissipation 1, 2 (TA = 25°C)

Notes:

1. Mounted on a FR4 board.

2. Derate 6.25mW/°C above 25°C.

Value

160

625

Units

°C/W

mW

3131.2004.08.1.1

3

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