BTS6143D Datasheet, PDF (13/16 Pages) Infineon Technologies AG – Smart Highside Power Switch

Figure 3a: Typ. current limitation characteristic
[A] IL(SC)
100
80
60
40
Data sheet BTS 6143 D
Figure 3c: Short circuit type two:
shut down by short circuit detection, reset by I_IN = 0.
I_IN
Internal Switch off
I_L
t_d(SC2)
depending on the
external impedance
V_ON
20
VON
0
0 V 10
20
30
[V]
ON(SC)
In case of V_ON > V_ON(SC) (typ. 4 V) the device will be
switched off by internal short circuit detection.
Figure 3b: Short circuit type one:
shut down by short circuit detection, reset by I_IN = 0.
I_IN
1V typ.
I_IS
I_L
I _IS,fault
k _ilis
t
Shut down remains latched until next reset via input.
Figure 4a: Overtemperature
Reset if T_j<T_jt
I_IN
V_ON > V_ON(SC)
I_L
I_L(SC)
I_IS
IIS,fault
t_d(SC1)
t_m
I_IS
I _IS,fault
t_delay(fault)
t
Shut down remains latched until next reset via input.
V_OUT
T_j
Auto Restart
t
Infineon Technologies AG
13 of 16
2003-Oct-01