Rainbow-electronics ATA6625 Uživatelský manuál stáhnout pdf (Strana 12)

4957E–AUTO–10/07

ATA6623/ATA6625

Figure 6-2. Power Dissipation: Save Operating Area versus V

Output Current and Supply

Voltage V

at Different Ambient Temperatures Due to R

thja

= 80 K/W

For programming purposes of the microcontroller it is potentially neccessary to supply the V

output via an external power supply while the V

Pin of the system basis chip is disconnected.

This behavior is no problem for the system basis chip.

0.00

8 9 10 11 12 13 14 15 18 1916 17567

10.00

20.00

30.00

40.00

50.00

60.00

Iout_85: T

amb

= 85°C

Iout_105: T

amb

= 105°C

Iout_85: T

amb

= 95°C

(V)

VCC

(mA)

1 2 ... 7 8 9 10 11 12 13 14 15 16 17 ... 21 22

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Rainbow-electronics ATA6625 Uživatelský manuál Strana 12