BTS3046SDL Datasheet, PDF (19/22 Pages) Infineon Technologies AG – Smart Low Side Power Switch

V IN
5V
0
ID
Vbat/Zs c
I_{D(lim )}
TJ
TJ SD
HITFET - BTS3046SDL
Smart low side power switch
Protection Functions
Occurrence of Over current
or high ohmic Short circuit
Turn off due to over temperature
IN is switched OFF
Restart from IN pin into normal operation
t
t
IIN
I IN(lim )
IIN ( no m)
0
t
t
Short _circuit.emf
Figure 16 Short circuit protection via current limitation and over temperature switch off
6.4
Characteristics
Note: Characteristics show the deviation of parameter at given input voltage and junction temperature. Typical
values show the typical parameters expected from manufacturing.
Electrical Characteristics: Protection Functions
Unless otherwise specified: T_j = -40 °C to +150 °C , V_bat = 8.0 V to 36V
Pos. Parameter
Symbol Limit Values Unit
Min. Typ. Max.
Thermal Protection
6.4.1 Thermal shut down junction temperature T_JSD
150 175¹⁾ –
°C
6.4.2 Thermal hysteresis
ΔT_JSD
–
10 –
K
Overvoltage Protection
6.4.3 Drain clamp voltage
Current limitation
V_D(Clamp) 60
–
75 V
6.4.4 Current limitation
I_D(lim)
10 21 34 A
Test Conditions
–
1)
V_IN = 0 V; I_D = 10 mA
V_IN = 10 V;
V_D = 13.5V;
1) Not subject to production test, specified by design.
t_measure = 200µs
Datasheet
19
Rev. 1.0, 2009-12-06