BTS 50080-1TMB Infineon Technologies, BTS 50080-1TMB Datasheet - Page 17

• Manufacturer Part Number: BTS 50080-1TMB
• Manufacturer: Infineon Technologies

Specifications of BTS 50080-1TMB

• Packages: PG-TO220-7
• Channels: 1.0
• Ron @ Tj = 25°c: 8.0 mOhm
• Recommended Operating Voltage Min.: 5.5 V
• Recommended Operating Voltage Max.: 38.0 V
• Il(sc): 90.0 A

6.3
The device can not block a current flow in reverse polarity condition. In order to minimize power dissipation, the
device offers Reversave
sufficient gate to source voltage is generated
Figure 14
Additional power is dissipated by the integrated
dissipation
For reverse battery voltages up to
ground. This can be achieved e.g. by using a small signal diode D in parallel to the input switch or by using a small
signal MOSFET driver. For reverse battery voltages higher then
recommended. The overall current through
Note: No protection mechanism is active during reverse polarity. The IC logic is not functional.
Datasheet
P
Reverse Polarity Protection - Reversafe
Reverse battery protection
diss(rev)
in reverse polarity mode.
®
functionality. In reverse polarity condition the channel will be switched on provided a
R
IN
signal ground
P diss(rev) R ON(rev) I L
-I
IN
V
D
bb
IN
< 16 V the pin IN or the pin IS should be low ohmic connected to signal
-------- -
R
R
1
IN
IS
IS
R
≈
bb
V
+
GS
should not be above 80 mA.
R
I
-I
------- -
R
Rbb
bb
IS
1
≈
IS
resistor. Use following formula for estimation of overall power
V
Rbb
=
17
. Please refer to
-------------------------------
V
R
⋅
bb
bb
2
0.08A
+
®
–
R bb I Rbb
V
12V
power ground
bb
⋅
V
2
bb
Figure 14
Smart High-Side Power Switch
-I
= 16 V an additional resistor
-V
L
bb
for details.
Protection Functions
BTS50080-1TMB
Rev. 1.0, 2008-01-23
Reverse.emf
R
IN
is