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| TLC5949 Datasheet, PDF (8/51 Pages) Texas Instruments – 16-Channel, 12-Bit, ES-PWM, Full Self-Diagnosis LED Driver for 7-Bit Global BC LED Lamp | |||
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TLC5949
SBVS219A â DECEMBER 2012 â REVISED DECEMBER 2012
TEST CIRCUITS
VCC
IREF
RIREF
VCC
OUTn(1)
GND
RL
CL(2)
VLED
(1) n = 0 to 15.
(2) CL includes measurement probe and jig capacitance.
Figure 4. Rise Time and Fall Time Test Circuit for OUTn
VCC
VCC
SOUT
GND
CL(1)
(1) CL includes measurement probe and jig capacitance.
Figure 5. Rise Time and Fall Time Test Circuit for SOUT
(1) n = 0 to 15.
VCC OUT0
VCC
IREF
OUTn(1)
RIREF
GND OUT15
VOUTfix
VOUTn
Figure 6. Constant-Current Test Circuit for OUTn
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Copyright © 2012, Texas Instruments Incorporated
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