Texas Instruments TAS5176DDW6 Evaluation Module TAS5176DDW6EVM TAS5176DDW6EVM 데이터 시트
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TAS5176DDW6EVM
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3.2
Fault Reporting
Protection
The OTW and SD outputs from the TAS5176 indicate fault conditions. Refer to the TAS5176 data manual
for a description of these pins.
for a description of these pins.
Table 3. TAS5176 Warning/Error Signal Decoding
OTW
SD
Device Condition
0
0
High temperature error and/or high current error
0
1
High temperature warning
1
0
Under voltage lockout or high current error
1
1
Normal operation, no errors/warnings
The temperature warning signals at the TAS5176DDW6EVM board are wire-ORed to the temperature
warning signal (OTW – pin 22 in the control interface connector).
warning signal (OTW – pin 22 in the control interface connector).
Shutdown signals are wire-ORed into the shutdown signal (SD – pin 20 in the control interface connector).
The shutdown signals will together with the temperature warning signal provide chip state information as
described in
described in
. Device fault reporting outputs are open-drain outputs.
SLOU209A – September 2007 – Revised October 2007
TAS5176DDW6EVM
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