TLC5922_14 Datasheet, PDF (11/19 Pages) Texas Instruments – LED DRIVER

TLC5922
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SLVS486B – SEPTEMBER 2003 – REVISED OCTOBER 2009
Power Rating - Free-Air Temperature
Figure 11 shows total power dissipation. Figure 12 shows supply current versus free-air temperature.
Power Dissipation
vs
Temperature
3.9
3.2
2
1.48
−20
0
25
85
T_A − Free-Air Temperature − °C
Figure 11.
Supply Current
vs
Free-Air Temperature
70
60
50
40
30
20
10
0
−50 −30 −10 10 30 50 70 90 110 130 150
T_A − Free-Air Temperature − °C
Data Transfer = 30 MHz / All Outputs, ON/VO = 1 V / RIREF = 600 Ω / AVDD = 5 V
Figure 12.
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