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TMC223 DATASHEET (V. 1.05 / March 7, 2011)
5.1.12 Temperature Management
The TMC223 provides an internal temperature monitoring. The circuit goes into shutdown mode if the
temperature exceeds threshold Ttsd, furthermore two thresholds are implemented to generate a
temperature pre-warning.
Low Temperatur
<Tinfo> = "01"
<TW> = '0'
<TSD> = '0'
T°< Tlow
T°> Tlow
Normal Temp.
<Tinfo> = "00"
<TW> = '0'
<TSD> = '0'
T°< Ttw &
GetFullStatus1
T°< Ttw &
GetFullStatus1
T°> Ttw
Thermal Warning
<Tinfo> = "10"
<TW> = '1'
<TSD> = '0'
T°> Ttw
T°< Ttw
T°> Ttsd
Post
Thermal Warning
Thermal Shutdown
<Tinfo> = "11"
<TW> = '1'
<TSD> = '1'
SoftStop, if motion
Motion = disabled
<Tinfo> = "00"
<TW> = '1'
<TSD> = '0'
T°> Ttsd
T°< Ttsd
Post Thermal
Shutdown 1
<Tinfo> = "10"
<TW> = '1'
<TSD> = '1'
Motion = disabled
T°> Ttw
T°< Ttw
Post Thermal
Shutdown 2
<Tinfo> = "00"
<TW> = '1'
<TSD> = '1'
Motion = disabled
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