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SLVUBE8 – May 2018

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Copyright © 2018, Texas Instruments Incorporated

TLC6946 Evaluation Module

User's Guide

SLVUBE8 – May 2018

TLC6946 Evaluation Module

This user’s guide describes operational use of the TLC6946 evaluation module (BOOSTXL-TLC6946EVM)
as a reference for engineering demonstration and evaluation of the TLC6946 16-channel, 32-multiplexing,
16-bit ES-PWM constant-current LED driver. Included in this user’s guide are setup instructions, a
schematic diagram, printed circuit board (PCB) layout, and a bill of materials (BOM).

Contents

1

Introduction

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2

1.1

Features

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2

1.2

Applications

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2

2

Test Setup and Results

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3

2.1

BOOSTXL-TLC6946EVM Board

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3

2.2

Connectors

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3

2.3

Test Points

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3

2.4

Jumpers

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3

3

Test Setup

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4

4

Board Layout

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5

5

Schematic and Bill of Materials

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6

5.1

Schematic

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6

5.2

Bill of Materials

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7

List of Figures

1

BOOSTXL-TLC6946EVM Board

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3

2

BOOSTXL-TLC6946EVM Layout

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5

3

BOOSTXL-TLC6946EVM Schematic

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6

List of Tables

1

Jumpers J2–J4

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4

2

Jumpers J7–J9

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4

3

BOOSTXL-TLC6946EVM Parameters

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4

4

BOOSTXL-TLC6946EVM Bill of Materials

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7

Trademarks

LaunchPad is a trademark of Texas Instruments.
All other trademarks are the property of their respective owners.

Summary of Contents for BOOSTXL-TLC6946EVM

Page 1: ...rinted circuit board PCB layout and a bill of materials BOM Contents 1 Introduction 2 1 1 Features 2 1 2 Applications 2 2 Test Setup and Results 3 2 1 BOOSTXL TLC6946EVM Board 3 2 2 Connectors 3 2 3 T...

Page 2: ...l resistor with 7 bit 128 steps global brightness control from 0 3 mA to 25 mA The BOOSTXL TLC6946EVM uses three TLC6946 devices to drive 16 RGB LEDs each device controlling one color Moreover the EVM...

Page 3: ...C Input power supply for VCC TP2 or TP4 GND Supply ground 2 3 Test Points All the signal pins on the TLC6946 device have test points on the EVM helping users to observe the waveform on the pins includ...

Page 4: ...J7 J9 Table 2 Jumpers J7 J9 Designator Attached Function Without Shunt Result J7 LOD for LED D0 Red LED D0 red is open and D16 turns ON if using MSP EXP432P401R LaunchPad configuration J8 LOD for LED...

Page 5: ...ayout 5 SLVUBE8 May 2018 Submit Documentation Feedback Copyright 2018 Texas Instruments Incorporated TLC6946 Evaluation Module 4 Board Layout Figure 2 illustrates the EVM board layout Figure 2 BOOSTXL...

Page 6: ...m 6 SLVUBE8 May 2018 Submit Documentation Feedback Copyright 2018 Texas Instruments Incorporated TLC6946 Evaluation Module 5 Schematic and Bill of Materials 5 1 Schematic Figure 3 shows the EVM schema...

Page 7: ...J4 J10 4 TSW 104 07 G D Samtec Header 100mil 4x2 Gold TH 4x2 Header 10 J5 J6 2 SSQ 110 03 T D Samtec Receptacle 2 54mm 10x2 Tin TH 10x2 Receptacle 11 R1 R4 R7 3 1 02k RT0603DRE071K02L Yageo America R...

Page 8: ...set forth above or credit User s account for such EVM TI s liability under this warranty shall be limited to EVMs that are returned during the warranty period to the address designated by TI and that...

Page 9: ...the antenna types listed in the user guide with the maximum permissible gain and required antenna impedance for each antenna type indicated Antenna types not included in this list having a gain great...

Page 10: ...t the EVM user guide prior to connecting any load to the EVM output If there is uncertainty as to the load specification please contact a TI field representative During normal operation even with the...

Page 11: ...OST OF REMOVAL OR REINSTALLATION ANCILLARY COSTS TO THE PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES RETESTING OUTSIDE COMPUTER TIME LABOR COSTS LOSS OF GOODWILL LOSS OF PROFITS LOSS OF SAVINGS LOSS OF...

Page 12: ...TI Resource NO OTHER LICENSE EXPRESS OR IMPLIED BY ESTOPPEL OR OTHERWISE TO ANY OTHER TI INTELLECTUAL PROPERTY RIGHT AND NO LICENSE TO ANY TECHNOLOGY OR INTELLECTUAL PROPERTY RIGHT OF TI OR ANY THIRD...

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