Smart High-Side Power Switch
BTS640S2G
Timing diagrams
Figure 1a: Switching a resistive load,
change of load current in on-condition:
,1
Figure 2a: Switching a lamp
,1
67
67
W don(ST)
W doff(ST)
9
287
9287
Won
,/
W off
,/
Wslc(IS)
W slc(IS)
, ,6
W
/RDG
/RDG
,,6
Wson(IS)
W
W soff(IS)
The sense signal is not valid during settling time after turn or
change of load current.
Figure 2b: Switching a lamp with current limit:
,1
Figure 1b: Vbb turn on:
,1
9EE
67
9287
,/
,/
,,6
W
,,6
67
t
d ll diti
Data Sheet
W
11
V1.1, 2008-19-08