AAT2786 Datasheet, PDF (23/27 Pages) Advanced Analogic Technologies – 1.5A Step-Down Converter and 150mA LDO

SystemPower^TM
PRODUCT DATASHEET
AAT2786
1.5A Step-Down Converter and 150mA LDO
BUCK IN
C1
opt
R1
100
C2
10µF _C3
1µF
MODE/SYNC
LDO IN
C6
1µF
EN LDO
C8
10nF
U1 TDFN34-16
16 _VP
LX ¹
15 _VP
12 _VIN
LX ²
FB ⁵
13 _{BUCK_EN}
GND ⁴
14 _MODE/SYNC
AAT2786IRN
11 _{LDOIN LDOOUT} ⁶
9 _{LDO_EN}
8 _BYP
PGND ³
10
N/C
LDO_GND ⁷
L1
3.3µH
R2
Adj
R3
59k
BUCK OUT
C5
opt _C4
22µF
C7
2.2µF
LDO OUT
Figure 3: AAT2786 Evaluation Board Schematic.
2786.2008.04.1.0
www.analogictech.com
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