TLC59711 Datasheet, PDF (13/36 Pages) Texas Instruments – 12-Channel, 16-Bit, Enhanced Spectrum PWM, RGB, LED Driver

TLC59711
www.ti.com
SBVS181 – OCTOBER 2011
TYPICAL CHARACTERISTICS
At T_A = +25°C and VCC = 24 V, unless otherwise noted.
REFERENCE RESISTOR vs OUTPUT CURRENT
OUTPUT CURRENT vs OUTPUT VOLTAGE
100
24.805
9.922
10
3.307
4.961
1.984
1
2.481
1.417
1.654
1.102 _0.902
1.240 _0.992
0.827
70
T_A = +25°C, VCC = 12 V, BCx = 7Fh
60
I_OLCMax = 60 mA
I_OLCMax = 50 mA
50
I_OLCMax = 40 mA
40
I_OLCMax = 30 mA
30
I_OLCMax = 20 mA
20
I_OLCMax = 2 mA
I_OLCMax = 5 mA _{IOLCMax = 10 mA}
10
0.1
0
10
20
30
40
50
60
70
I_OLC, Output Current (mA)
Figure 11.
0
0
0.5
1
1.5
2
2.5
3
Output Voltage (V)
Figure 12.
OUTPUT CURRENT vs OUTPUT VOLTAGE
64
63
I_OLCMax = 60 mA
VCC = 12 V
62 BCx = 7Fh
61
60
59
58
57
T_A = -40°C
56
T_A = +25°C
55
T_A = +85°C
54
0
0.5
1
1.5
2
2.5
3
Output Voltage (V)
Figure 13.
CONSTANT-CURRENT ERROR vs OUTPUT CURRENT
(Channel-to-Channel in Color Group)
3
T_A = +25°C
2
VCC = 12 V
BCx = 7Fh
1
0
-1
-2
-3
0
10
20
30
40
50
60
Output Current (mA)
Figure 14.
CONSTANT-CURRENT ERROR vs
AMBIENT TEMPERATURE
(Channel-to-Channel in Color Group)
3
I_OLCMax = 60 mA
2
VCC = 12 V
BCx = 7Fh
1
0
-1
-2
-3
-40 -20
0
20
40
60
Ambient Temperature (°C)
Figure 15.
80 100
GLOBAL BRIGHTNESS CONTROL LINEARITY
70
T_A = +25°C
60 VCC = 12 V
50
I_OLCMax = 60 mA
40
I_OLCMax = 2 mA
30
I_OLCMax = 30 mA
20
I_OLCMax = 10 mA
10
0
0 16 32 48 64 80 96 112 128
Brightness Control Data (dec)
Figure 16.
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