AAT2842
High-Current Charge Pump with S
2
Cwire™
Control and Dual LDO for Backlight and Flash
Absolute Maximum Ratings
1
Symbol
Description
IN, OUT, FL1, FL2, FL3, FL4, BL1, BL2, BL3, BL4 Voltage to AGND
C1+, C1-, C2+, C2- Voltage to AGND
BSET, FSET, CT, FBB, OUTA, FBA, OUTB, ENL, REF, FENS, BENS
Voltage to AGND
PGND Voltage to AGND
Operating Junction Temperature Range
Maximum Soldering Temperature (at leads, 10 sec)
Value
-0.3 to 6.0
-0.3 to V
OUT
+ 0.3
-0.3 to V
IN
+ 0.3
-0.3 to 0.3
-40 to 150
300
Units
V
V
V
V
°C
°C
T
J
T
LEAD
Thermal Information
2
Symbol
P
D
θ
JA
Description
Maximum Power Dissipation
3
Maximum Thermal Resistance
Value
2
50
Units
W
°C/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. Mounted on an FR4 circuit board.
3. Derate 20mW°C above 40°C ambient temperature.
4
2842.2007.09.1.2
ANALOGICTECH [ ADVANCED ANALOGIC TECHNOLOGIES ]
