AAT2847_08 Datasheet, PDF (3/20 Pages) Advanced Analogic Technologies – Four-Channel Backlight Driver with Dual LDOs

ChargePump^TM
PRODUCT DATASHEET
AAT2847
Four-Channel Backlight Driver with Dual LDOs
Absolute Maximum Ratings¹
T_A = 25°C, unless otherwise noted. Pin descriptions below apply to AAT2847-EE (AAT2847-QG/QI)
Symbol
V_N
V_N
V_N
T_J
T_LEAD
Description
[IN, OUT, D1, D2, D3, D4] to GND
[C1+, C1-, C2+, C2-] to GND
[LDOA, LDOB, FBA, FBB, EN/SET, ENA, ENB] to GND
Operating 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
-40 to 150
300
Units
V
V
V
°C
°C
Thermal Information^{2, 3}
Symbol
θ_JA
P_D
Description
Thermal Resistance
Maximum Power Dissipation
Value
50
2
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 in not implied. Only one Absolute Maximum Rating should be applied at any one time.
2. Derate 20mW/°C above 40°C ambient temperature.
3. Mounted on a FR4 circuit board.
2847.2008.05.1.2
www.analogictech.com
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