Datasheet

PROFET
®
BTS 443 P
Data Sheet Page 6 of 15 Rev. 1.0, 2007-02
Truth Table
Input
Current
level
Output
level
Current
Sense
I
IS
Normal
operation
L
H
L
H
0
nominal
Overload
L
H
L
H
0
I
ISfault
Short circuit to GND
L
H
L
L
0
I
ISfault
Overtemperature
L
H
L
L
0
I
ISfault
Short circuit to Vbb
L
H
H
H
0
<nominal
11
Open load
L
H
Z
H
0
0
L = "Low" Level Z = high impedance, potential depends on external circuit
H = "High" Level
11)
Low ohmic short to
V
bb
may reduce the output current I
L
and therefore also the sense current I
IS
.
Terms
PROFET
V
IN
IS
OUT
bb
V
IN
I
IS
I
IN
V
bb
I
bb
I
L
V
OUT
V
ON
2
4
3
1,5
R
IS
V
IS
V
bIN
R
IN
D
S
V
bIS
Two or more devices can easily be connected in
parallel to increase load current capability.