MC33385 Datasheet, PDF (6/11 Pages) Motorola, Inc – Automotive Quad Low Side Driver

MC33385
Freescale Semiconductor, Inc.
Figure 4 - Diagram to Short-Circuit to GNDFailure (SCG-Failure) Detection
off
NON _on
Vdrain
Failure detection time
for an SCG failure
SCG-failure
Vdrain < Vref at off-state
t-SCG (filter-time)
Failure detection
Failure store
Filter time
Figure5- Diagram to Open Load Failure (OL-Failure) Detection
off
NON _on
I-OL
Iload
Sporatical failure detection
Failure detection active
for an sporatical OL-failure
Statical failure detection
Iload > I-OL
Diagnostic active
t-ol (filter-time)
Failure detection
Failure store
Iload > IOL for t > tol
retrigger t filter
tol
retrigger filter
Sporatical failure-detection
t < t-ol
Figure6- Max Clamp- Energy Specification
350
- 40°C
300
250
200
25°C
150
100
125°C
50
0
0 0,5 1 1,5 2 2,5 3 3,5 4
Pulse-Duration (ms)
MC33385
For More InfoMrOmTaOtRioOnLAOn This Product,
6
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