TLC5954 Datasheet, PDF (9/45 Pages) Texas Instruments – TLC5954 48-Channel, Constant-Current LED Driver with Global Brightness Control, LED Open-Short Detection, and Power-Save Mode

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Typical Characteristics (continued)
At T_A = +25°C and VCC = 3.3 V, unless otherwise noted.
3
2
1
0
-1
-2
-3
0
5
BCB = 7Fh
10
15
20
Output Current (mA)
MC = 7
Min
Max
25
30
D007
Figure 7. Constant-Current Error vs Output Current
(Channel-to-Channel, OUTBn)
3
2
1
0
-1
-2
-3
-40 -20
BCG = 7Fh
0
20
40
60
Ambient Temperature (GC)
MC = 7h
Min
Max
80 100
D009
Figure 9. Constant-Current Error vs Ambient Temperature
(Channel-to-Channel, OUTGn)
40
MC = 0
MC = 4
35
MC = 1
MC = 5
MC = 2
MC = 6
30
MC = 3
MC = 7
25
20
15
10
5
0
0 16 32 48 64 80 96
Brightness Control Data (dec)
BCR = BCG = 7Fh
112 128
D011
Figure 11. Global Brightness Control Linearity
(OUTRn, OUTGn)
TLC5954
SBVS241 – APRIL 2014
3
2
1
0
-1
-2
-3
-40 -20
BCR = 7Fh
0
20
40
60
Ambient Temperature (GC)
MC = 7h
Min
Max
80 100
D008
Figure 8. Constant-Current Error vs Ambient Temperature
(Channel-to-Channel, OUTRn)
3
2
1
0
-1
-2
-3
-40 -20
BCB = 7Fh
0
20
40
60
Ambient Temperature (GC)
MC = 7
Min
Max
80 100
D010
Figure 10. Constant-Current Error vs Ambient Temperature
(Channel-to-Channel, OUTBn)
40
MC = 0
MC = 4
35
MC = 1
MC = 5
MC = 2
MC = 6
30
MC = 3
MC = 7
25
20
15
10
5
0
0
16 32 48 64 80 96
Brightness Control Data (dec)
BCB = 7Fh
112 128
D012
Figure 12. Global Brightness Control Linearity
(OUTBn)
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