 English |
|
|
|
|
|
|
|
| TLC5954 Datasheet, PDF (10/45 Pages) Texas Instruments – TLC5954 48-Channel, Constant-Current LED Driver with Global Brightness Control, LED Open-Short Detection, and Power-Save Mode | |||
| |||
| ◁ |
TLC5954
SBVS241 â APRIL 2014
Typical Characteristics (continued)
At TA = +25°C and VCC = 3.3 V, unless otherwise noted.
25
25
www.ti.com
20
20
15
15
10
10
5
5
0
0
5 10 15 20 25 30
Red, Green Output Current (mA)
SIN = 15 MHz
SCLK = 30 MHz
MC = 0h to 7h
All OUTXn = On
SOUT = No Load
VOUT = 0.8 V
35 40
D013
BCX = 7Fh
BLANK = Low
Figure 13. Supply Current vs Output Current
0
-40 -20
0
20
40
60
Temperature (GC)
SIN = 15 MHz
BCX = 7Fh
All OUTXn = On
SCLK = 30 MHz
SOUT = No Load
TA = â40°C to +85°C
80 100
D014
MC = 5h
BLANK = Low
VOUT = 0.8 V
Figure 14. Supply Current vs Ambient Temperature
Ch1: BLANK (2V/div)
Ch2: OUTR0 (2V/div)
Ch3: OUTG0 (2V/div)
Ch4: OUTB0 (2V/div)
VCC = 3.3 V
MC = 7h
BCX = 7Fh
RL = 100 Ω (OUTRn, OUTGn)
CL = 15 pF
BLANK Low Pulse Duration = 40 ns
VLED = 4.5 V
RL = 150 Ω (OUTBn)
Figure 15. Constant-Current Output Voltage Waveform
10
Submit Documentation Feedback
Product Folder Links: TLC5954
Copyright © 2014, Texas Instruments Incorporated
|
▷ |
German
Russian
Spanish
Italian
Polish
Chinese
Japanese
Korean
French
Portuguese