Texas Instruments TPA3255EVM - 2.4 TPA3255 EVM Clip Overtemperature and Fault Indicators

www.ti.com Hardware Overview
5
SLOU441–July 2016
Submit Documentation Feedback
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 Table 2 and (SLASEA8) 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)