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| TLC59281_1 Datasheet, PDF (8/23 Pages) Texas Instruments – 16-Channel,Constant-Current LED Driver | |||
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TLC59281
SBVS139 â JANUARY 2010
PARAMETER MEASUREMENT INFORMATION
PIN EQUIVALENT INPUT AND OUTPUT SCHEMATIC DIAGRAMS
VCC
www.ti.com
VCC
INPUT
SOUT
GND
Figure 1. SIN, SCLK, LAT, BLANK
OUTn
GND
Figure 2. SOUT
TEST CIRCUITS
GND
Figure 3. OUT0 Through OUT15
VCC
RL
VCC
IREF
RIREF
OUTn
GND
CL(1)
VLED
VCC
VCC
SOUT
GND
CL(1)
Figure 4. Rise Time and Fall Time Test Circuit for
OUTn
(1) CL includes measurement probe and jig capacitance.
Figure 5. Rise Time and Fall Time Test Circuit for
SOUT
VCC OUT0
VCC
IREF
OUTn
RIREF
GND OUT15
VOUTFIX
VOUTn
Figure 6. Constant-Current Test Circuit for OUTn
8
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Product Folder Link(s): TLC59281
Copyright © 2010, Texas Instruments Incorporated
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