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TPS54521 Datasheet(PDF) 30 Page - Texas Instruments

Part # TPS54521
Description  4.5V to 17V Input, 5A Synchronous Step Down Converter
PDF  41 Pages
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Manufacturer  TI2 [Texas Instruments]
Direct Link  https://www.ti.com
Logo TI2 - Texas Instruments

TPS54521 Datasheet(HTML) 30 Page - Texas Instruments

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Load Current - A
Vin = 8 V
Vin = 12 V
Vin = 17 V
TPS54521
SLVS981C – JUNE 2010 – REVISED AUGUST 2013
www.ti.com
EFFICIENCY
vs
LOAD CURRENT
Figure 53.
Thermal Performance
Figure 54. Thermal Signature of Example Circuit Operating at
VIN=12V,VOUT=5V/5A, TA = Room Temperature
Table 2. Bill of Materials
COUNT
RefDes
Value
Description
Size
Part Number
MFR
1
C2
10µF
Capacitor, Ceramic, 25V, X5R, 20%
1206
Std
Std
1
C3
4.7µF
Capacitor, Ceramic, 25V, X5R, 10%
0805
Std
Std
2
C4, C7
0.01µF
Capacitor, Ceramic, 50V, X7R, 10%
0603
Std
Std
1
C5
0.1µF
Capacitor, Ceramic, 16V, X7R, 10%
0603
Std
Std
1
C6
220pF
Capacitor, Ceramic, 50V, C0G, 5%
0603
Std
Std
0.138 x 0.110
1
C9
220µF
Capacitor, Polymer, 6.3V, 40 m
Ω ESR, ±20%
6TPB220M
Sanyo
inch
1
C11
47pF
Capacitor, Ceramic, 50V, C0G, 5%
0603
Std
Std
0.484 x 0.484
MSS1260-
1
L1
3.3µH
Inductor, 12.6m
Ω DCR, 7A, ± 30%
Coilcraft
inch
332NL
1
R1
511K
Resistor, Chip, 1/16W, 1%
0603
Std
Std
1
R2
100K
Resistor, Chip, 1/16W, 1%
0603
Std
Std
1
R3
69.8K
Resistor, Chip, 1/16W, 1%
0603
Std
Std
1
R4
20K
Resistor, Chip, 1/16W, 1%
0603
Std
Std
1
R8
52.3K
Resistor, Chip, 1/16W, 1%
0603
Std
Std
1
R9
10.0K
Resistor, Chip, 1/16W, 1%
0603
Std
Std
30
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Product Folder Links :TPS54521



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