Hardware Overview
5
SLOU441 – July 2016
Copyright © 2016, Texas Instruments Incorporated
TPA3255EVM
2.4
TPA3255EVM Clip Overtemperature and Fault Indicators
The TPA3255EVM is equipped with LED indicators that illuminate when the FAULT and/or CLIP_OTW pin
goes low. See
and (
) for more details.
Table 2. Fault and Clip Overtemperature Status
FAULT
CLIP_OTW
Description
0
0
Overtemperature (OTE) or overload (OLP) or undervoltage (UVP). Junction temperature higher
than 125°C (overtemperature warning).
0
0
Overload (OLP) or undervoltage (UVP). Junction temperature higher than 125°C (overtemperature
warning).
0
1
Overload (OLP) or undervoltage (UVP). Junction temperature lower than 125°C.
1
0
Junction temperature higher than 125°C (overtemperature warning)
1
1
Junction temperature lower than 125°C and no OLP or UVP faults (normal operation)
