TIC10024-Q1 Datasheet, PDF (69/81 Pages) Texas Instruments – 24-Input Multiple Switch Detection Interface (MSDI) Device With Adjustable Wetting Current for Automotive Systems

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Systems Examples (continued)
VBAT
VBAT, max
TIC10024-Q1
SCPS268 – SEPTEMBER 2017
VBAT, min
t_r
t₁
t_f
t
Figure 44. Voltage Profile to Test a Jump Start Event
Table 25. Voltage Profile Parameters to Test a Jump Start Event
Parameter
Value
V_{BAT, min}
10.8 V
V_{BAT, max}
24 V
t_r
< 10 ms
t₁
60 s ± 6 s
t_f
< 10 ms
Number of cycles
1
spacer
• To emulate a load dump event for an alternator with centralized load dump suppression, voltage profile
described in Figure 45 is used. U_A and U_S* are applied directly to V_BAT.
Figure 45. Voltage Profile to Test a Load Dump Event With Centralized Load Dump Suppression
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