Smart Highside High Current Power Switch

Data Sheet BTS550P
Typ. current limitation characteristic
I L = f (VON, T j )
I L [A]
Typ. input current
I IN = f (V bIN ), V bIN = V bb - V IN
1.6
1.4
800
700
600
500
V ON > V ON(SC) only fort< t d( S C)
(otherwise immediate shutdown)
1.2
1
0.8
400
300
T J = 25°C
0.6
0.4
200
100
T J = -40°C
T J = 150°C
0.2
0
0 5 10 15 20
V ON(FB)
0
0 20 40 60 80
V ON [V]
In case of V ON > V ON(SC) (typ. 6 V) the device will be
switched off by internal short circuit detection.
Typ. on-state resistance
R ON = f (V bb , T j ); I L = 20 A; V IN = 0
R ON [mOhm]
10
I IN [mA]
V bIN [V]
9
8
7
6
5
4
3
2
static
dynamic
T j
= 150°C
85°C
25°C
-40°C
1
0
0 5 10 15 20 40
V bb [V]
Infineon Technologies AG Page 12 2000-Mar-24