AAT3123(2003) Ver la hoja de datos (PDF) - Advanced Analogic Technologies

Número de pieza

componentes Descripción

Fabricante

AAT3123
(Rev.:2003)

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

Advanced Analogic Technologies 

AAT3123/4

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)

IOUT 2

TJ

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

-0.3 to 6

V

-0.3 to 6

V

-0.3 to 6

V

0.3

V

150

mA

-40 to 150

°C

Notes:

1: Stresses above those listed in Absolute Maximum Ratings may cause permanent damage to the device. Functional operation at con-

ditions 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 3 (QFN-16 package)

θJA

Thermal Resistance 3 (TSOPJW-12 package)

PD

Maximum Power Dissipation (QFN-16 package, TA = 25°C) 3, 4

PD

Maximum Power Dissipation (TSOPJW-12 package, TA = 25°C) 3, 5

Note 3: Mounted on an FR4 board.

Note 4: Derate 20mW/°C above 25°C.

Note 5: Derate 6.25mW/°C above 25°C.

Value

50

160

2

0.625

Units

°C/W

W

3123.2003.09.1.1

3

Share Link: