PRODUCT DATASHEET
AAT3123/23A/24
ChargePump
TM
High Efficiency 1X/1.5X Fractional Charge Pump for White LED Applications
Absolute Maximum Ratings
1
Symbol
V
IN
V
OUT
FB, V
EN/SET
V
EN/SET(MAX)
I
OUT2
T
J
Description
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
Value
-0.3 to 6
-0.3 to 6
-0.3 to 6
0.3
150
-40 to 150
Units
V
V
V
V
mA
°C
Thermal Information
3
Symbol
θ
JA
P
D
Description
Thermal Resistance
Maximum Power Dissipation
QFN44-16
TSOPJW-12
QFN44-16
4
TSOPJW-12
5
Value
50
160
2.0
0.625
Units
°C/W
W
1. Stresses above those listed in Absolute Maximum Ratings may cause permanent damage to the device. Functional operation at conditions 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 20mW/°C above 25°C.
5. Derate 6.25mW/°C above 25°C.
3123.2008.03.1.5
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