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LMZ10505EXT
www.ti.com
V IN
U1
SNVS669G – JUNE 2010 – REVISED OCTOBER 2013
1
VIN
VOUT
6, 7
V OUT
C in1
2
EN
LMZ10505EXT
FB
5
C O1
SS
3
C SS
GND
4, EP
R fbt
Rcomp
Ccomp
R fbb
Figure 19.
Table 3. Bill of Materials, V IN = 3.3V to 5V, V OUT = 2.5V, I OUT (MAX) = 5A,
Optimized for Electrolytic Input and Output Capacitance
Designator
U1
C in1
C O1
Description
SIMPLE SWITCHER ?
150 μF, 6.3V, 18 m ?
330 μF, 6.3V, 18 m ?
Case Size
PFM-7
C2, 6.0 x 3.2 x 1.8 mm
D3L, 7.3 x 4.3 x 2.8
Manufacturer
Texas Instruments
Sanyo
Sanyo
Manufacturer P/N
LMZ10505EXTTZ
6TPE150MIC2
6TPE330MIL
Quantity
1
1
1
mm
R fbt
R fbb
R comp
C comp
C SS
100 k ?
47.5 k ?
15 k ?
330 pF, ±5%, C0G, 50V
10 nF, ±10%, X7R, 16V
0603
0603
0603
0603
0603
Vishay Dale
Vishay Dale
Vishay Dale
TDK
Murata
CRCW0603100KFKEA
CRCW060347K5FKEA
CRCW060315K0FKEA
C1608C0G1H331J
GRM188R71C103KA01
1
1
1
1
1
Table 4. Bill of Materials, V IN = 3.3V, V OUT = 0.8V, I OUT (MAX) = 5A,
Optimized for Solution Size and Transient Response (1)
Designator
U1
C in1 , C O1
R fbt
R comp
C comp
C SS
Description
SIMPLE SWITCHER ?
47 μF, X5R, 6.3V
110 k ?
1.0 k ?
27 pF, ±5%, C0G, 50V
10 nF, ±10%, X7R, 16V
Case Size
PFM-7
1206
0402
0402
0402
0402
Manufacturer
Texas Instruments
TDK
Vishay Dale
Vishay Dale
Murata
Murata
Manufacturer P/N
LMZ10505EXTTZ
C3216X5R0J476M
CRCW0402100KFKED
CRCW04021K00FKED
GRM1555C1H270JZ01
GRM155R71C103KA01
Quantity
1
2
1
1
1
1
(1)
In the case where the output voltage is 0.8V, it is recommended to remove R fbb and keep R fbt , R comp , and C comp for a type III
compensation.
Copyright ? 2010–2013, Texas Instruments Incorporated
Product Folder Links: LMZ10505EXT
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