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TLC5949PWPR Datasheet(PDF) 17 Page - Texas Instruments

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Part # TLC5949PWPR
Description  16-Channel, 12-Bit, ES-PWM, Full Self-Diagnosis LED Driver for 7-Bit Global BC LED Lamp
PDF  51 Pages
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

TLC5949PWPR Datasheet(HTML) 17 Page - Texas Instruments

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G009
Ambient Temperature ( C)
°
-40
100
16
14
12
10
8
6
4
2
0
-20
40
60
80
20
R
= 1.13 k
BC = 7Fh
SIN = SCLK = Low
GSCLK = Low
Power-Save Mode
IREF
W
0
G010
Time (20 ns/div)
Ch 3 (2 V/div)
R
= 0.85 k
V
V
= 5 V
BC = 7Fh, GS = 001h
R = 68
C = 15 pF
GSCLK = 33 MHz
IREF
CC
LED
L
W
= 3.3 V
L
W,
Ch 4 (2 V/div)
Ch 2 (2 V/div)
Ch 1 (5 V/div)
Channel 1
GSCLK
Channel 2
OUT0
Channel 3
OUT1
Channel 4
OUT4
Output Current (mA)
0
60
25
20
15
10
5
0
10
30
40
50
G007
20
T = +25 C
BC = 7Fh
2
SIN = SCLK = 33 MHz
GSCLK = 33 MHz
All Outputs On
A
°
´
G008
Ambient Temperature ( C)
°
-40
100
25
20
15
10
5
0
-20
40
60
80
20
R
= 1.13 k
BC = 7Fh
2
SIN = SCLK = 33 MHz
GSCLK = 33 MHz
All Outputs On
IREF
W
´
0
TLC5949
www.ti.com
SBVS219A – DECEMBER 2012 – REVISED DECEMBER 2012
TYPICAL CHARACTERISTICS (continued)
At TA = +25°C, unless otherwise noted.
Figure 18. SUPPLY CURRENT vs OUTPUT CURRENT
Figure 19. SUPPLY CURRENT vs AMBIENT TEMPERATURE
Figure 20. SUPPLY CURRENT IN POWER-SAVE MODE
Figure 21. CONSTANT-CURRENT OUTPUT
vs AMBIENT TEMPERATURE
VOLTAGE WAVEFORM
Copyright © 2012, Texas Instruments Incorporated
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17
Product Folder Links: TLC5949



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