AAT2846 Datasheet, PDF (4/25 Pages) Advanced Analogic Technologies – High Current Charge Pump with Dual LDO for Backlight and Flash Applications

AAT2846
High Current Charge Pump with Dual LDO
for Backlight and Flash Applications
Absolute Maximum Ratings¹
Symbol
T_J
T_LEAD
Description
IN, OUT, FL1, FL2, BL1, BL2, BL3, BL4, BL5, BL6 Voltage to PGND
FSET, CT, REF, FBB, OUTA, FBA, OUTB, ENA, ENB, FEN, ENS
C1+, C1-, C2+, C2- Voltage to PGND
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_IN + 0.3
-0.3 to 0.3
-40 to 150
300
Units
V
V
V
°C
°C
Thermal Information²
Symbol
P_D
θ_JA
Description
Maximum Power Dissipation³
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 a FR4 circuit board.
3. Derate 6.25 mW/°C above 25°C ambient temperature.
4
2846.2007.08.1.0