AAT1152 Advanced Analogic Technologies, AAT1152 Datasheet - Page 13
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AAT1152
Manufacturer Part Number
AAT1152
Description
850kHz 1A Synchronous Buck DC/DC Converter
Manufacturer
Advanced Analogic Technologies
Datasheet
1.AAT1152.pdf
(18 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
AAT1152IKS-1.0-T1
Manufacturer:
ANALOGIC
Quantity:
36 000
Part Number:
AAT1152IKS-1.0-T1
Manufacturer:
ANALOGIC
Quantity:
20 000
1152.2003.01.0.9
Figure 5: AAT1152 Layout
Top Layer
Figure 4: Lithium-Ion to 1.5V Output Converter
Vin+ 2.7V-5.5V
10 F
C1
100
80
60
40
20
0
10
C1 Murata 10 F 6.3V X5R GRM42-6X5R106K6.3
C2 MuRata 100 F 6.3V GRM43-2 X5R 107M 100 F 6.3V
L1 Sumida CDRH5D 18-4R 1 H
R2
100k
0.1 F
R1 100
850kHz 1A Synchronous Buck DC/DC Converter
C3
2.7V
3.6V
EN
1.5V Efficiency vs. I
U1
AAT1152-1.5
Vp
Vcc
EN
Sgnd
4.2V
R5
100k
V-
Pgnd
Iout (mA)
Pok
FB
LX
100
Pok
LX
4.1 H
L1
OUT
Figure 6: AAT1152 Layout
Vo+ 1.5V 1A
Bottom Layer
C2
100 F
1000
AAT1152
13