Datasheet

V POSx - V NEGx
Vpos
0V
15V
Load State
ok
Short to
Vbat
VSHTx latched
fault state
tss
Tref
LS-Switch
state
off
on
SHORT TO Vbat FAULT - OCCURS WHILE O FF THEN TURNED ON
CSB
MOSI
MISO
VSHTx
fault state
G.C.
cmd
G.C.
response
VSHT=0
A.C. cmd
Iav>50ma
A.C.
response
ED G= 0
G.C.
cmd
G.C.
response
VSHT=1
G.C.
cmd
G.C.
response
VSHT=1
G.C.
cmd
G.C.
res ponse
VSHT=0
The Latched Fault State is sampled and stored in the SPI transmit register at the points marked with “ “ .
Data Sheet 20 Rev. 1.1, 2009-01-19
TLE 7241E
Functional Description and Electrical Characteristics
Figure 7Short to V
BAT
- Channel Off Then Turned On
T
j
= -40 to 150 °C; V
BAT
= 9 V to 18 V; V
DD
= 4.75 V to 5.25 V
Pos. Parameter Symbol Limit Values Unit Test Conditions
and Instructions
Min.
2) T
J
= 25 °C
Typ.
2)
OUTx Short
Sense Time
t
ss
30 60 90 μs 50 - 50 Threshold
OUTx Short
Refresh Time
t
ref
3 14 24 ms 50 - 50 Threshold
OUTx Short
circuit/
Overcurrent
Fault
Threshold
V
VSHTOCT
2.0 2.5 3.0 Vdc V
REF
= 2.5 V
OUTx Current
Limit
I
dlim
3.0 5.0 6.0 A V
BAT
= 14 V;
V
DD
= 5V;
output on
Electrical Characteristics
1)
1) Positive current flow is into the device.
Max.
5.4.2.1
5.4.2.2
5.4.2.3
5.4.2.4