Introduction
www.ti.com
2
SLVUB41 – July 2017
Submit Documentation Feedback
Copyright © 2017, Texas Instruments Incorporated
TPS92830-Q1 EVM User's Guide
1
Introduction
1.1
Features of TPS92830EVM KIT
•
Channel-Current Setting by Separate High-Side Sensing Resistors
•
LED-Short and -Open Protection and Fault Reporting
•
Auto-Recovery After Removing Fault State
•
One-Fails–All-Fail With Fault Floating or Only-Failed-Channel-Off LED Failure Mode With Fault Pulled
Up
•
Stand-Alone Operation With Full Duty Cycle or PWM Dimming via TPS92830-Q1 Internal PWM
Generator (Useful for Stop or Tail Light and Daytime Running Light (DRL) or Position Light
Applications)
•
PWM Duty Cycle and Frequency Configurable via Jumper
•
PWM Output Optional for Sync Dimming (PWMOUT Must Be Pulled Up to 5 V Through a Resistor)
•
Analog Dimming With Potentiometer on LED Board (Can Be Used for Bin Resistor)
•
Optional LED Board Thermal Protection via ICTRL
•
Current Derating During Overvoltage
•
Open-Fault Detection Mask During Dropout Mode
•
Compatible With Different Type N-Channel MOSFETs
1.2
Typical Applications
Automotive DRL, position light, stop or tail light, turn indicator, reverse light, fog light, and so forth.
1.3
TPS92830EVM KIT Description
The TPS92830EVM KIT includes two boards: TPS92830EVM board and LED board. This section
describes the connectors and jumpers of the two boards.