AAT2603_08 Datasheet, PDF (18/26 Pages) Advanced Analogic Technologies – Total Power Solution for Portable Applications

PRODUCT DATASHEET
AAT2603
Total Power Solution for Portable Applications
Manufacturer
TDK
Wurth Electronik
Murata
Part Number/
Type
LTF5022
WE-TPC Type M
WE-TPC Type MH
LQH55D
Inductance
(μH)
1.2
1.8
2.2
3.3
1
1.8
2.7
3.3
1.2
1.8
2.2
2.7
3.3
1
1.5
2.2
3.3
Rated Current
(A)
4.3
3.6
3.2
2.5
2.6
2.35
2.03
1.8
2.8
2.45
2.35
1.95
1.8
4
3.7
3.2
2.9
DCR (mΩ)
(max)
25
32
40
60
30
50
60
65
20
25
28
30
35
19 (typ)
22 (typ)
29 (typ)
36 (typ)
Table 1: Suggested Inductor Components.
Size (mm)
LxWxH
5x5.2x2.2
4.8x4.8x1.8
4.8x4.8x2.8
5x5.7x4.7
Configuration
Adjustable and
Fixed Output
Voltage
Output Voltage
1V, 1.2V, 1.3V
1.5V, 1.8V
2.5V
2.8V, 3.3V
Inductor Value
1.0μH to 1.2μH
1.5μH to 1.8μH
2.2μH to 2.7μH
3.3μH
Table 2: Inductor Values for
Specific Output Voltages.
The maximum input capacitor RMS current is:
I_RMS = I_O ·
V_{O · 1 -} V_O
V_IN
V_IN
The input capacitor RMS ripple current varies with the
input and output voltage and will always be less than or
equal to half of the total DC load current.
V_{O · 1 -} V_{O = D · (1 - D) = 0.52 =} 1
V_IN
V_IN
2
for V_IN = 2 · V_O.
Manufacturer
AVX
TDK
Murata
Taiyo Yuden
Part Number
0603ZD105K
0603ZD225K
C1608X5R1E105K
C1608X5R1C225K
C1608X5R1A475K
C2012X5R1A106K
C3216X5R1A226K
GRM188R61C105K
GRM188R61A225K
GRM219R61A106K
GRM31CR71A226K
LMK107BJ475KA
Value
1μF
2.2μF
1μF
2.2μF
4.7μF
10μF
22μF
1μF
2.2μF
10μF
22μF
4.7μF
Voltage
10
10
25
16
10
10
10
16
10
10
10
10
Table 3: Suggested Capacitor Components.
Temp. Co.
X5R
X5R
X5R
X7R
X5R
Case
0603
0603
0805
1206
0603
0805
1206
0603
18
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2603.2008.10.1.2