ATA6629/ATA6631
Figure 6-2.
Power Dissipation: Save Operating Area versus VCC Output Current and Supply
Voltage VS at Different Ambient Temperatures Due to Rthja = 80 K/W
60.00
50.00
40.00
30.00
Tamb = 85°C
Tamb = 95°C
Tamb = 105°C
20.00
10.00
0.00
5 6 7 8 9 10 11 12 13 14 15 16 17 18 19
VS (V)
For programming purposes of the microcontroller, it is potentionally necessary to supply the VCC
output via an external power supply while the VS Pin of the system basis chip is disconnected.
This behavior is no problem for the system basis chip.
15
9165B–AUTO–05/10