TLC5973D Datasheet, PDF (12/27 Pages) Texas Instruments – 3-Channel, 12-Bit, PWM Constant-Current LED Driver

TLC5973
SBVS225A – MARCH 2013 – REVISED MAY 2013
www.ti.com
100k
26.0
TYPICAL CHARACTERISTICS
At T_A = +25°C and V_CC = 12 V, unless otherwise noted.
50
T_A = +25°C
45 ^VCC ^{= 5V}
40
35
R_IREF = 1.1k
R_IREF = 1.5k
10.4
10k
5.21
3.47
2.60
2.08
1.49
1k
0
1.74
1.16 _1.04
1.30
10
20
30
40
50
I_OLC, Output Current (mA)
C001
Figure 13. REFERENCE RESISTOR vs OUTPUT CURRENT
(OUTn)
30
25
R_IREF = 2.7k
20
15
R_IREF = 5.1k
10
R_IREF = 10k
5
R_IREF = 27k
0
0
0.5
1
1.5
2
2.5
3
Output Voltage (V)
C002
Figure 14. OUTPUT CURRENT vs OUTPUT VOLTAGE
(OUTn)
12
Submit Documentation Feedback
Product Folder Links: TLC5973
Copyright © 2013, Texas Instruments Incorporated