AAT1123IJS-1.2-T1 Advanced Analog Technology, Inc., AAT1123IJS-1.2-T1 Datasheet - Page 17

• Manufacturer Part Number: AAT1123IJS-1.2-T1
• Description: 1MHz Step-Down Converter
• Manufacturer: Advanced Analog Technology, Inc.

1. For reduced quiescent current R2 = 221kΩ.
1123.2007.02.1.6
Sumida
Sumida
MuRata
MuRata
Coilcraft
Coilcraft
Coiltronics
Coiltronics
Coiltronics
Coiltronics
Manufacturer
Adjustable Version
Fixed Version
(0.6V device)
V
V
0.6-3.3V
OUT
OUT
1.85
0.8
0.9
1.0
1.1
1.2
1.3
1.4
1.5
1.8
2.0
2.5
3.3
(V)
(V)
CDRH3D16/HP-100
LQH32CN4R7M33
LQH32CN4R7M53
CDRH3D16-4R7
Part Number
LPO6610-472
LPO3310-472
SDRC10-4R7
SD3118-4R7
SDR10-4R7
SD18-4R7
Table 3: Evaluation Board Component Values.
Table 4: Typical Surface Mount Inductors.
R2 Not Used
R2 = 59kΩ Ω
R1 (kΩ Ω )
R1 (kΩ Ω )
19.6
29.4
39.2
49.9
59.0
68.1
78.7
88.7
118
124
137
187
267
Inductance
0
(µH)
4.7
4.7
4.7
4.7
4.7
4.7
4.7
4.7
4.7
10
Current (A)
Max DC
0.90
0.84
0.65
0.65
1.10
0.80
1.53
1.30
0.98
1.77
R2 = 221kΩ Ω
R1 (kΩ Ω )
1000
75.0
113
150
187
221
261
301
332
442
464
523
715
1MHz Step-Down Converter
0.117
0.122
0.122
0.082
DCR
0.23
0.15
0.15
0.20
0.27
0.11
(Ω Ω )
1 1
2.5x3.2x1.55
3.1x3.1x1.85
Size (mm)
4.0x4.0x1.8
4.0x4.0x1.8
2.5x3.2x2.0
5.5x6.6x1.0
3.3x3.3x1.0
4.5x3.6x1.0
5.7x4.4x1.0
5.2x5.2x1.8
LxWxH
4.7 or 6.8
L1 (µH)
L1 (µH)
AAT1123
1mm Shielded
1mm Shielded
Non-Shielded
Non-Shielded
4.7
4.7
4.7
4.7
4.7
4.7
4.7
4.7
4.7
4.7
4.7
10
10
Shielded
Shielded
Shielded
Shielded
Type
1mm
1mm
17