bts733l1 ETC-unknow, bts733l1 Datasheet - Page 12

• Manufacturer Part Number: bts733l1
• Description: Smart Channel Highside Power Switch Overload Protection Current Limitation Short-circuit Protection Thermal Shutdown
• Manufacturer: ETC-unknow

Figure 3b: Turn on into short circuit:
shut down by overtemperature, restart by cooling
(two parallel switched channels 1 and 2)
Figure 4a: Overtemperature:
Reset if T
Semiconductor Group
ST1 and ST2 have to be configured as a 'Wired OR' function
ST1/2 with a single pull-up resistor.
ST1/2
IN1/2
I
L1
IN
ST
V
T
+ I
OUT
J
j
t
L2
I L(SCp)
off(SC)
< T
jt
I
L(SCr)
t
t
12
Figure 5a: Open load: detection in ON-state, turn
on/off to open load
The status delay t d(ST OL4) is for differentiation between the failure
modes "open load in ON-state" and "overtemperature"; t d(ST OL4)
only appears after turn off to open load.
Figure 5b: Open load: detection in ON-state, open
load occurs in on-state
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)
open
open
= 10 s typ
BTS 733 L1
normal
t
t
d(ST OL2)
d(ST OL4)
t
t