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L99ASC03 数据表(PDF) 27 Page - STMicroelectronics

部件名 L99ASC03
功能描述  Brushless / sensorless 3-phase motor pre-driver for automotive applications
PDF  73 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

L99ASC03 数据表(HTML) 27 Page - STMicroelectronics

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DocID023504 Rev 7
27/73
L99ASC03
Device description
72
Input supply
VS undervoltage
(VS <VSUV)
DE (DE = 1 in the
GSB)
VSUV =1
None
Read & Clear
VSUV
VS overvoltage
(VS >VSOV)
DE (DE = 1 in the
GSB)
VSOV =1
Gate drivers actively
discharged; charge
pump disabled
Read & Clear
VSOV
VSMS overvoltage
(VSMS >VSMSOV)
DE (DE = 1 in the
GSB)
VSMSOV =1
Gate drivers actively
discharged; charge
pump disabled
Read & Clear
VSMSOV
VSREG or VSMS
undervoltage
(VSREG <VSREGUV
or VSMS <VSMSUV)
GW (GW = 1 in
the GSB)
VSREGUV =1 or
VSMSUV =1
None
Read & Clear
VSREGUV or
VSMSUV
VSREG overvoltage
(VSREG >VSREGOV)
GW (GW = 1 in
the GSB)
VSREGOV =1
None
Read & Clear
VSREGOV
VS, VSREG or VSMS
overvoltage
warning
GW (GW = 1 in
the GSB)
VSOVW =1 or
VSREGOVW =1
or VSMSOVW =1
None
Read & Clear
VSOVW,
VSREGOVW or
VSMSOVW
DIS pin
DIS pin at logic high
FE (FE = 1 in the
GSB)
DISABLE = 1
Gate drivers actively
discharged
Read & Clear
DISABLE
CSA
Overcurrent
–GW (GW = 1 in
the GSB) if
OCSHUTD = 0
– FE (FE = 1 in
the GSB) if
OCSHUTD = 1
CSAOC = 1
Gate drivers actively
discharged if
OCSHUTD = 1
Read & Clear
CSAOC
Gate drivers
Drain-source
monitor threshold
–GW (GW=1 in
the GSB) if
DSFT_DIS=1
– FE (FE=1 in
the GSB) if
DSFT_DIS=0
DSLS(x) = 1 or
DSHS(x) = 1
Affected gate driver
actively discharged if
DSFT_DIS = 0
Read & Clear
DSLS(x) or
DSHS(x)
Shoot-through
protection activated
FE (FE = 1 in the
GSB)
ST(x) = 1
Affected half-bridge
actively discharged
Read & Clear
ST(x)
Table 5. Diagnostics overview (continued)
Source
Cause
Event type
Diagnosis
Device action
Clear error /
warning flag



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