BTS409L1

Data Sheet

10

2013-10-10

Timing diagrams

IN

V

OUT

t

V

bb

ST open drain

proper turn on under all conditions

Figure 2a: Switching a lamp,

IN

ST

OUT

L

t

V

I

Figure 2b: Switching an inductive load

IN

ST

L

t

V

I

*)

OUT

t

d(ST)

I

L(OL)

*) if the time constant of load is too large, open-load-status may

occur

Figure 3a: Short circuit

shut down by overtempertature, reset by cooling

IN

ST

L

t

I

L(SCr)

I

I L(SCp)

Heating up may require several milliseconds, depending on

external conditions