2-1
Setup and Test Results
This chapter describes how to properly connect, set up, and use the
TPS61040EVM−002. It also presents the test results for the EVM. All test
results are measured with the EVM driving four white light LEDs.
Topic
Page
2.1
Input/Output Connections
2-2
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.2
EVM Operation
2-2
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.3
Setup
2-4
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.4
Start-up
2-5
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.5
LED Ripple Current
2-6
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.6
Switching Waveforms
2-7
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.7
Efficiency
2-8
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.8
Analog Dimming With Analog Voltage Data
2-8
. . . . . . . . . . . . . . . . . . . . .
2.9
Analog Dimming With PWM Voltage Data
2-9
. . . . . . . . . . . . . . . . . . . . . . .
2.10 PWM Dimming Using Enable Data
2-10
. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.11 PWM Dimming Using Injected Voltage on FB Data
2-12
. . . . . . . . . . . . . .
Chapter 2
Содержание tps61040EVM-002
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Страница 27: ...Board Layout 3 3 Board Layout Figure 3 3 Bottom Layer Routing ...
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