DRV8823-Q1_15 Datasheet, PDF (14/22 Pages) Texas Instruments – 4-BRIDGE SERIAL INTERFACE MOTOR DRIVER

DRV8823-Q1
SLVSBH2B – JUNE 2012 – REVISED JANUARY 2013
www.ti.com
70
65
60
55
50
45
40
Low-K PCB (2 Layer)
35
30
High-K PCB (4 Layer with Ground Plane)
25
20
0
10
20
30
40
50
60
70
80
90
Backside Copper Area (cm²)
Figure 5. Thermal Resistance vs Copper Plane Area
14
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