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COMBOSOLAR 数据表(PDF) 48 Page - Texas Instruments

部件名 COMBOSOLAR
功能描述  Powerline Communications Analog Front-End
PDF  57 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  TI1 [Texas Instruments]
网页  http://www.ti.com
标志 TI1 - Texas Instruments

COMBOSOLAR 数据表(HTML) 48 Page - Texas Instruments

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35
33
31
29
27
25
23
21
19
17
15
0.5
1
1.5
2
2.5
Cu Thickness (oz)
Four-Layer PCB, PCB
Area = 4.32 in , 2 oz Cu
(Results are from thermal
simulations)
2
28
26
24
22
20
18
16
14
12
10
2
4
6
8
10
12
14
PCB Area (in )
2
THERMAL RESISTANCE vs BOARD AREA
Four-Layer PCB, 2 oz Cu
(Results are from thermal
simulations)
1
2
3
4
5
6
7
8
Number of Layers
36
34
32
30
28
26
24
22
20
THERMAL RESISTANCE vs NUMBER OF PCB LAYERS
PCB Area = 3 in , 2 oz Cu
(Results are from thermal
simulations)
2
AFE031
SBOS531D – AUGUST 2010 – REVISED MAY 2012
www.ti.com
Increasing the number of layers in the PCB, using thicker copper, and increasing the PCB area are all factors
that improve the spread of heat. Figure 55 through Figure 57, respectively, show thermal resistance performance
as a function of each of these factors.
Figure 55. Thermal Resistance as a Function of the Number of Layers in the PCB
Figure 56. Thermal Resistance as a Function of PCB Area
Figure 57. Thermal Resistance as a Function of Copper Thickness
48
Copyright © 2010–2012, Texas Instruments Incorporated
Product Folder Link(s): AFE031



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