VNQ830 데이터 시트보기 (PDF) - STMicroelectronics

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VNQ830

Quad channel high-side driver

STMicroelectronics 

VNQ830

Package and PCB thermal data

Figure 28. Rthj-amb vs PCB copper area in open box free air condition

RTHj_am b

(°C/W)

70

60

50

RthA

40

) 30

t(s 20

duc 10

Pro 0

RthB

RthC

1

2

3

4

5

6

7

PCB Cu heatsink area (cm ^2)/island

solete Figure 29. Thermal impedance junction ambient single pulse

Ob ZTH (°C/W)

- 1000

duct(s) 100

Obsolete Pro 10

Footprint

2

6 cm

1

0.1

0.0001 0.001 0.01

0.1

1

Time (s)

10 100 1000

Doc ID 7390 Rev 5

23/28

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