BTS425L1 Siemens Semiconductor Group, BTS425L1 Datasheet - Page 10

• Manufacturer Part Number: BTS425L1
• Description: Smart Highside Power Switch (Overload protection Current limitation Short circuit protection Thermal shutdown)
• Manufacturer: Siemens Semiconductor Group

Figure 5a: Open load: detection in ON-state, turn
on/off to open load
The status delay time t
the failure modes "open load" and "overtemperature".
Figure 5b: Open load: detection in ON-state, open
load occurs in on-state
Semiconductor Group
t
d(ST OL1)
IN
ST
IN
ST
V
V
I
I
L
OUT
L
OUT
= 20 s typ., t
normal
t
t
d(ST OL1)
d(ST)
d(ST OL2)
d(ST OL4)
open
open
= 10 s typ
allows to ditinguish between
normal
t
t d(ST OL4)
d(ST OL2)
t
t
10
Figure 5c: Open load: detection in ON- and OFF-state
(with R
Figure 6a: Undervoltage:
ST
IN
V
V
IN
V
ST open drain
I
L
bb
EXT
OUT
OUT
), turn on/off to open load
t
open
d(ST)
V
bb(under)
BTS 425 L1
V
V
bb(u rst)
bb(u cp)
t
t