TLC5940 Datasheet, PDF (10/29 Pages) Texas Instruments – 16 CHANNEL LED DRIVER WITH DOT CORRECTION AND GRAYSCALE PWM CONTROL

TLC5940
SLVS515A – DECEMBER 2004 – REVISED AUGUST 2005
TYPICAL CHARACTERISTICS
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100 k
REFERENCE RESISTOR
vs
OUTPUT CURRENT
10 k
POWER DISSIPATION RATE
vs
FREE-AIR TEMPERATURE
4k
TLC5940PWP
PowerPAD Soldered
TLC5940RHB
3k
TLC5940NT
2k
TLC5940PWP
1k
PowerPAD Unsoldered
1k
100
0
20
40
60
80
100 120
I_O − Output Current − mA
Figure 3.
0
-40 -20 0
20 40 60 80 100
T_A − Free-Air Temperature − ^oC
Figure 4.
OUTPUT CURRENT
vs
OUTPUT VOLTAGE
100
90
80
70
I_max = 60 mA
60
50
40
I_max = 30 mA
30
20
10
I_max = 5 mA
0
0 0.3 0.6 0.9 1.2 1.5 1.8 2.1 2.4 2.7 3
V_O − Output Voltage − V
Figure 5.
10