Texas Instruments Simple Switcher® Extended Temp Power Module 5.5Vin, 4A Eval Board LMZ10504EXTEVAL/NOPB LMZ10504EXTEVAL/NOPB Datenbogen
Produktcode
LMZ10504EXTEVAL/NOPB
Component Circuit Schematic
Table 1. Bill of Materials for Evaluation Board, V
IN
= 3.3V to 5V, V
OUT
= 2.5V
Designator
Description
Case Size
Manufacturer
Manufacturer P/N
Quantit
y
U1
SIMPLE SWITCHER®
PFM-7
Texas Instruments
LMZ10503/LMZ10504/LMZ10
1
505EXTTZ
C
in1
1 µF, X7R, 16V
0805
TDK
C2012X7R1C105K
1
C
in2
, C
O1
4.7 µF, X5R, 6.3V
0805
TDK
C2012X5R0J475K
2
C
in3
, C
O2
22 µF, X5R, 16V
1210
TDK
C3225X5R1C226M
2
C
in4
47 µF, X5R, 6.3V
1210
TDK
C3225X5R0J476M
1
C
O3
100 µF, X5R, 6.3V
1812
TDK
C4532X5R0J107M
1
R
fbt
75 k
Ω
0805
Vishay Dale
CRCW080575K0FKEA
1
R
fbb
34.8 k
Ω
0805
Vishay Dale
CRCW080534K8FKEA
1
R
comp
1.1 k
Ω
0805
Vishay Dale
CRCW08051K10FKEA
1
C
comp
180 pF, ±5%, C0G,
0603
TDK
C1608C0G1H181J
1
50V
R
en1
100 k
Ω
0805
Vishay Dale
CRCW0805100KFKEA
1
C
SS
10 nF, ±5%, C0G, 50V
0805
TDK
C2012C0G1H103J
1
Table 2. Output Voltage Setting (R
fbt
= 75 k
Ω
)
V
OUT
R
fbb
3.3 V
23.7 k
Ω
2.5 V
34.8 k
Ω
1.8 V
59 k
Ω
1.5 V
84.5 k
Ω
1.2 V
150 k
Ω
0.9 V
590 k
Ω
3
SNVA450B – July 2010 – Revised April 2013
AN-2074 LMZ1050xEXT Evaluation Board
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