Datasheet

Data Sheet 19 V1.5, 2012-08-17
TLE 8102 SG
Smart Dual Channel Powertrain Switch
Electrical and Functional Description of Blocks
Figure 14 Open load (off) and Short to GND Diagnostics
UC_OL.vsd
I
D(UC)
t<t
d(fault)
LH LH
I
nom
LH LH
IN
I
OUT
ST
CS
V
OUT
FAULT
SO
(OL)
HH
OL(“OFF”)/UC(“ON”) Condition
OL/
UC
NO
OL/UC
ON OFF
V
DS(OL)
I*R
ON
t
d(fault)
t
d(fault)
t
d(fault)
t
d(fault)
t
d(fault)
t
d(fault)
t
d(fault)
reset
reset
LH LH LHHH HH HH HHHH
Valid SPI cycles
set
set
(Normal
Function)
(UC)
reset reset
rewritten
V
Bat
reset
reset
rewritten
I
D(UC)
t<t
d(fault)
LH LH
I
nom
LH LH
IN
I
OUT
ST
CS
V
OUT
FAULT
SO
(OL)
HH
OL(“OFF”)/UC(“ON”) Condition
OL/
UC
NO
OL/UC
ON OFF
V
DS(OL)
I*R
ON
t
d(fault)
t
d(fault)
t
d(fault)
t
d(fault)
t
d(fault)
t
d(fault)
t
d(fault)
t
d(fault)
t
d(fault)
t
d(fault)
t
d(fault)
t
d(fault)
t
d(fault)
t
d(fault)
reset
reset
LH LH LHHH HH HH HHHH
Valid SPI cycles
set
set
(Normal
Function)
(UC)
reset reset
rewritten
V
Bat
reset
reset
rewritten
Figure 15 Diagnostic at "Open Load/Under Current" Condition