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LDLL16ENTR Datasheet(PDF) 26 Page - STMicroelectronics

Part # LDLL16ENTR
Description  16-channel LED driver with automotive CAN FD light interface
PDF  102 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

LDLL16ENTR Datasheet(HTML) 26 Page - STMicroelectronics

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Figure 15. Short to VPREG fault management
Validation:short circuit to VpreReg error counter reaches 15 detected events.
Counter is reset upon 3 consecutive no-fault samples.
Output latched
off
FAULT_REACT_
GROUP_0
= 0?
All NOT mapped
channels (GROUP 0)
are turned off
Yes
No action on other
NOT mapped
channels
(GROUP 0)
No
DIN_MAP_CHx
=1
No
FAULT_REACT_
GROUP_1
= 0?
SHT_EN=1?
Fault propagated on
Fault pin
Yes
Fault NOT
propagated on Fault
pin
No
All channels mapped
to DIN (GROUP 1)
are turned off
No action on other
channels mapped to
DIN (GROUP 1)
No
DIN_MAP_CHx
=0
Yes
Yes
PG_NOT_VPREG=0
?
END
No
Yes (Short Circuit to VPREG validated)
Yes
LDLL16EN
Functional description
DS14111 - Rev 5
page 26/102



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