TLC5926_15 Datasheet, PDF (21/39 Pages) Texas Instruments – 16-Channel Constant-Current LED Sink Drivers

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TLC5926, TLC5927
SLVS677C – JULY 2008 – REVISED OCTOBER 2015
1.00
CM = 0 (Low Current Multiplier)
0.75
CM = 1 (High Current Multiplier)
HC = 0 (Low
HC = 1 (High
HC = 0 (Low
0.50 ^{Voltage SubBand) Voltage SubBand) Voltage SubBand)}
HC = 1 (High
Voltage SubBand)
0.25
0.00
Configuration Code (CM, HC, CC[0:5]) in Binary Format
Figure 16. Current Gain vs Configuration Code
10.2 Typical Application
VLED
...
3.0V to 5.5V
...
SDI
SDI
VDD
CLK
CLK
TLC5926/TLC5927
SDO
To Controller if Error
LE
LE
Detection Used
OE
OE
R-EXT
GND
Figure 17. Single Implementation of TLC592x Device
10.2.1 Design Requirements
For this design example, use the parameters listed in Table 6. The purpose of this design procedure is to
calculate the power dissipation in the device and the operating junction temperature.
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