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TPS92691EVM-752
Texas Instruments TPS92691EVM-752 Manuals
Manuals and User Guides for Texas Instruments TPS92691EVM-752. We have
1
Texas Instruments TPS92691EVM-752 manual available for free PDF download: User Manual
Texas Instruments TPS92691EVM-752 User Manual (23 pages)
Boost and Boost-to-Battery LED Driver Evaluation Board
Brand:
Texas Instruments
| Category:
Motherboard
| Size: 1 MB
Table of Contents
Table of Contents
1
Introduction
3
Description
3
Typical Applications
3
Features
3
Connector Description
4
Configuring for Boost or Boost-To-Battery (J1, J3)
4
J2, Pos(+), Neg
4
Connection Diagram
4
J4, Iadj Drive Select
5
Tp2, Imon
5
Tp4, Iadj
5
Tp6, Shutdown
5
Tp7, Sync
5
Tp8, Pwm
5
Electrical Performance Specifications
6
Schematic
7
TPS92691EVM-752 Schematic
7
Performance Data and Typical Characteristic Curves
8
Efficiency
8
Line Regulation
8
Efficiency Vs Input Voltage (350-Ma LED Current)
8
Output LED Current Vs Input Voltage
8
Temperature Characteristics
9
Analog Adjust Settings
9
LED Current Vs Ambient Temperature (VIN = 14 V, Number of Leds in Series = 18)
9
PWM Dimming
10
Circuit Configurations to Set Analog Adjust Reference Voltage
10
LED Current Vs. IADJ Voltage
10
Iadj
10
Typical Waveforms (Boost Configuration, VIN = 14 V, 18 Leds)
11
LED Current Vs. PWM Duty Cycle (Boost, VIN = 14 V, Number of Leds in Series = 18)
11
Nominal Operation
11
Overvoltage Protection
11
PWM Dimming (Duty Cycle = 4 %, Frequency = 240 Hz)
12
PWM Dimming (Duty Cycle = 50 %, Frequency = 240 Hz)
12
PWM Dimming (Duty Cycle = 96 %, Frequency = 240 Hz)
12
Start-Stop (Warm-Crank) Transient Response
12
Emi
13
Optimizing EVM Performance Based on LED String Voltage and Current
14
TPS92691EVM-752 Assembly Drawing and PCB Layout
14
Assembly Drawing
14
Top Layer and Top Overlay (Top View)
15
Bottom Layer and Bottom Overlay (Bottom View)
15
Bill of Materials
16
SLVUAO7 - March 2016
16
Submit Documentation Feedback
16
Important Notice
22
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