Datasheet

BTS711L1
Semiconductor Group 13 2003-Oct-01
Figure 3b: Turn on into short circuit:
shut down by overtemperature, restart by cooling
(two parallel switched channels 1 and 2)
t
ST1/2
IN1/2
L1 L2
L(SCr)
I
I
L(SCp)
I + I
t
off(SC)
Figure 4a: Overtemperature:
Reset if T
j
<T
jt
IN
ST
OUT
J
t
V
T
Figure 5a: Open load: detection in ON-state, open
load occurs in on-state
IN2 channel 2: normal operation
OUT1
t
V
ST
IN1
I
L1
t
d(ST OL1)
t
d(ST OL2)
t
d(ST OL1)
t
d(ST OL2)
open
load
open
load
normal
load
channel 1:
t
d(ST OL1)
= 30 µs typ., t
d(ST OL2)
= 20 µs typ
Figure 5b: Open load: detection in ON-state, turn
on/off to open load
OUT1
t
V
ST
IN1
I
L1
t
d(ST)
t
d(ST OL4)
t
d(ST)
t
d(ST OL5)
IN2 channel 2: normal operation
channel 1: open load
The status delay time td(STOL4) allows to distinguish between the
failure modes "open load in ON-state" and "overtemperature".