TLC5945 Datasheet, PDF (10/29 Pages) Texas Instruments – 16-CHANNEL LED DRIVER WITH DOT CORRECTION AND GRAYSCALE PWM CONTROL

TLC5945
SLVS755 – MARCH 2007
Typical Characteristics
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REFERENCE RESISTOR
vs
OUTPUT CURRENT
10 k
3.84 k
4000
3000
POWER DISSIPATION RATE
vs
FREE-AIR TEMPERATURE
TLC5945RHB
TLC5945PWP
PowerPAD Soldered
1.92 k
1.28 k
1k
0.96 k
0.79 k
0.64 k
0.55 k
0.48 k
2000
TLC5945PWP
PowerPAD Unsoldered
1000
100
0
10 20 30 40 50 60 70 80
I_O(LC) − Output Current − mA
Figure 3.
0
−40 −20 0
20 40 60 80
T_A − Free-Air Temperature − C
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 0.2 0.4 0.6 0.8 1 1.2 1.4 1.61.8 2 2.2 2.4 2.6 2.8 3
V_O − Output Voltage − V
Figure 5.
10
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