AAT2550
Total Power Solution for Portable Applications
Inductance
(µH)
Max DC
Current (A)
DCR
Size (mm)
LxWxH
Ω
Manufacturer
Part Number
( )
Type
Sumida
CDRH3D16-2R2
CDRH3D16-4R7
CDRH3D16-6R8
LQH2MCN4R7M02
LQH32CN4R7M23
LPO3310-472
2.2
4.7
6.8
4.7
4.7
4.7
4.7
6.8
4.7
1.20
0.90
0.73
0.40
0.45
0.80
0.98
0.82
1.30
0.072
0.105
0.170
0.80
3.8x3.8x1.8
3.8x3.8x1.8
3.8x3.8x1.8
2.0x1.6x0.95
2.5x3.2x2.0
3.2x3.2x1.0
3.1x3.1x1.85
3.1x3.1x1.85
5.7x4.4x1.0
Shielded
Shielded
Sumida
Sumida
Shielded
MuRata
Non-Shielded
Non-Shielded
1mm
MuRata
0.20
Coilcraft
Coiltronics
Coiltronics
Coiltronics
0.27
SD3118-4R7
0.122
0.175
0.122
Shielded
SD3118-6R8
Shielded
SDRC10-4R7
1mm Shielded
Table 8: Typical Surface Mount Inductors.
Manufacturer
Part Number
Value
Voltage
Temp. Co.
Case
MuRata
MuRata
MuRata
GRM219R61A475KE19
GRM21BR60J106KE19
GRM21BR60J226ME39
4.7µF
10µF
22µF
10V
6.3V
6.3V
X5R
X5R
X5R
0805
0805
0805
Table 9: Surface Mount Capacitors.
Adjustable Version
(0.6V device)
VOUT (V)
1
R7, R9 = 59kΩ
R8, R10 (kΩ)
R7, R9 = 221kΩ
R8, R10 (kΩ)
L1, L2 (µH)
0.8
0.9
1.0
1.1
1.2
1.3
1.4
1.5
1.8
1.85
2.0
2.5
3.3
19.6
29.4
39.2
49.9
59.0
68.1
78.7
88.7
118
75.0
113
150
187
221
261
301
332
442
464
523
715
1000
2.2
2.2
2.2
2.2
2.2
2.2
4.7
4.7
4.7
4.7
6.8
6.8
6.8
124
137
187
267
Fixed Version
VOUT (V)
R7, R9 Not Used
R8, R10 (kΩ)
L1, L2 (µH)
0.6-3.3V
0
4.7
Table 10: Evaluation Board Component Values.
1. For reduced quiescent current, R7 and R9 = 221kΩ.
2550.2006.07.1.0
31
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