AAT2158_08 Datasheet, PDF (3/16 Pages) Advanced Analogic Technologies – 1.5A Low Noise Step-Down Converter

SwitchReg^TM
Absolute Maximum Ratings¹
Symbol
V_CC, V_P
V_LX
V_FB
V_EN
T_J
Description
V_CC, V_P to GND
LX to GND
FB to GND
EN to GND
Operating Junction Temperature Range
Thermal Characteristics
Symbol
θ_JA
θ_JC
P_D
Description
Maximum Thermal Resistance
Maximum Thermal Resistance
Maximum Power Dissipation (T_A = 25°C)^{2, 3}
Recommended Operating Conditions
Symbol
T_A
Description
Ambient Temperature Range
PRODUCT DATASHEET
AAT2158
1.5A Low Noise Step-Down Converter
Value
6
-0.3 to V_P + 0.3
-0.3 to V_CC + 0.3
-0.3 to -6
-40 to150
Units
V
V
V
V
°C
Value
50
4.2
2.0
Units
°C/W
°C/W
W
Value
-40 to 85
Units
°C
1. Stresses above those listed in Absolute Maximum Ratings may cause 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 demo board (FR4, in still air). Exposed pad must be mounted to PCB.
3. Derate 20mW/°C above 25°C.
2158.2008.02.1.2
www.analogictech.com
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