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| TLC5954 Datasheet, PDF (35/45 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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9.2.3 Application Curves
One LED connected to each output. BLANK low pulse duration = 40 ns.
Ch1: VCC (2V/div)
TLC5954
SBVS241 â APRIL 2014
Ch1: VCC (2V/div)
Ch2: VLED (2V/div)
Ch3: Output current of VOUTR0 (10mA/div, RED LED
Ch2: VLED (2V/div)
Ch3: Output current of VOUTG0 (10mA/div, GREEN LED
Ch4: BLANK (2V/div)
Ch4: BLANK (2V/div)
MCX = 5
VCC = 3.3 V
BCX = 7Fh
VLED = 4.2 V
SIDLD = LODVLT = LSDVLT = PSMODE = 0
Figure 38. OUTR0 Output Current Waveform
MCX = 5
VCC = 3.3 V
BCX = 7Fh
VLED = 4.2 V
SIDLD = LODVLT = LSDVLT = PSMODE = 0
Figure 39. OUTG0 Output Current Waveform
Ch1: VCC (2V/div)
Ch2: VLED (2V/div)
Ch3: Output current of VOUTB0 (10mA/div, BLUE LED
Ch4: BLANK (2V/div)
MCX = 5
VCC = 3.3 V
BCX = 7Fh
VLED = 4.2 V
SIDLD = LODVLT = LSDVLT = PSMODE = 0
Figure 40. OUTB0 Output Current Waveform
Copyright © 2014, Texas Instruments Incorporated
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