Datasheet

Smart Low-Side Power Switch
BTS3205G
Block Description and CharacteristicsInput and Power Stage
Data Sheet 12 Rev. 1.1, 2011-09-01
5.1.4 Power Dissipation
The maximum allowed power dissipation in Figure 10 is calculated by R
thJC
and R
thJA
.
Figure 10 Maximal Allowable Power Dissipation
5.1.5 Output Timing
A voltage signal at the input pin above the threshold voltage causes the power MOSFET to switch on with a
dedicated slope which is optimized for low EMC emission. Figure 11 shows the timing definition.
Figure 11 Definition of Power Output Timing for Resistive Load
0,01
0,10
1,00
-50 -25 0 25 50 75 100 125 150
T / °C
P
tot
/ W
R
thJA
=90 K/W
R
thJC
=44 K/W
IN [V]
0
5.0
t
V
D
V
bb
Switching.emft
10 %
90 %
t
on
t
off