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| TLE7241E Datasheet, PDF (20/71 Pages) Infineon Technologies AG – Dual Channel Constant Current Control Solenoid Driver | |||
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TLE 7241E
Functional Description and Electrical Characteristics
SHORT TO Vbat FAULT - OCCURS WHILE OFF THEN TURNED ON
VP OSx - VNEGx
15V
Vpos
0V
on
LS-Switch
state
off
Short to
Load State Vbat
ok
VSHT x
fault state
VSHTx latched
fault state
Tref
tss
CSB
MOSI
MISO
G.C.
cmd
A.C. cmd G.C.
Iav>50ma cmd
G.C. G.C.
cmd cmd
G.C.
response
A.C.
G.C.
response response
G.C.
G.C.
response response
VSHT=0
EDG=0 VSHT=1
VSHT=1
The Latched Fault State is sampled and stored in the SPItransmit register at the points marked with â â.
VSHT=0
Figure 7 Short to VBAT - Channel Off Then Turned On
Electrical Characteristics 1)
Tj = -40 to 150 °C; VBAT = 9 V to 18 V; VDD = 4.75 V to 5.25 V
Pos. Parameter Symbol
Limit Values Unit
Min. Typ.2) Max.
Test Conditions
and Instructions
5.4.2.1 OUTx Short tss
Sense Time
30 60 90 μs 50 - 50 Threshold
5.4.2.2 OUTx Short tref
Refresh Time
3 14 24 ms 50 - 50 Threshold
5.4.2.3 OUTx Short VVSHTOCT 2.0 2.5 3.0 Vdc VREF = 2.5 V
circuit/
Overcurrent
Fault
Threshold
5.4.2.4 OUTx Current Idlim
Limit
3.0 5.0 6.0 A VBAT = 14 V;
VDD = 5V;
output on
1) Positive current flow is into the device.
2) TJ = 25 °C
Data Sheet
20
Rev. 1.1, 2009-01-19
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