TLE82453-3SA_15 Datasheet, PDF (47/71 Pages) Infineon Technologies AG – 3 Channel High-Side and Low-Side Linear Solenoid Driver IC

TLE82453-3SA
Diagnosis Functions
can be reactivated when the CPUV fault is not present by reading the DIAGNOSIS register and setting the EN bits
to 1 and set the setpoint to > 0.
VBAT < OVSD THRESHOLD
AND
CPOUT – VBAT > UV THRESHOLD
AND
LSUPx > UV THRESHOLD
VBAT > OVSD THRESHOLD
OR
CPOUT – VBAT < UV THRESHOLD
OR
LSUPx < UV THRESHOLD
VBAT < OVSD THRESHOLD
AND
CPOUT – VBAT > UV THRESHOLD
AND
LSUPx > UV THRESHOLD
ILOADx
VLOADx
OVB,
CPUV,
LSUPUVx
CSN
DIAG-
NOSIS
SI
DIAG-
NOSIS
Set-point _{DIAG- DIAG-}
> 0 _{NOSIS NOSIS}
Figure 32
SO
FAULT
(FMx=1
LSUPUVx)
DIAG-
NOSIS
OVB = 0
CPUV = 0
LSUPUVx=0
DIAG-
NOSIS
OVB = 1
CPUV = 1
LSUPUVx=1
Supply Out of Range Fault in High-Side Configuration
DIAG- DIAG-
NOSIS NOSIS
OVB = 1 OVB = 0
CPUV = 1 CPUV = 0
LSUPUVx=1 LSUPUVx=0
Data Sheet
-
47
Rev 1.0, 2015-03-27