BTS 5242-2L Infineon Technologies, BTS 5242-2L Datasheet - Page 18

• Manufacturer Part Number: BTS 5242-2L
• Manufacturer: Infineon Technologies

Specifications of BTS 5242-2L

• Packages: PG-DSO-12
• Channels: 2.0
• Ron @ Tj = 25°c: 25.0 mOhm
• Recommended Operating Voltage Min.: 4.5 V
• Recommended Operating Voltage Max.: 28.0 V
• Il(sc): 40.0 A

7
For diagnosis purpose, the BTS5242-2L provides an IntelliSense signal at pins IS1 and IS2. This means in detail,
the current sense signal I
failure mode (see
Figure 13
Table 1
Operation Mode
Normal Operation (OFF)
Short Circuit to GND
Over Temperature
Short Circuit to V
Open Load
Normal Operation (ON)
Current Limitation
Short Circuit to GND
Over Temperature
Short Circuit to V
Open Load
Data Sheet
L = Low Level, H = High Level, Z = high impedance, potential depends on external circuit
Diagnosis
Block Diagram: Diagnosis
Truth Table
bb
bb
µC
Table
R
R
lim
lim
R
IS1
1) occurs. In case of a failure mode, the voltage V
IS
R
, a proportional signal to the load current (ratio k
IS2
IN1
IS1
IN2
IS2
R
R
IN1
IN2
GND
channel 1
channel 2
0
1
gate control
gate control
diagnosis
V
IS(fault)
18
VBB
over temperature
open load @ off
Input
Level
over load
H
L
I
I
IS1
IS2
S
V
OL
OUT(OL)
Smart High-Side Power Switch
IS(fault)
ILIS
Output Level
=
< V
> V
I
is fed to the diagnosis pin.
L
~GND
< V
~V
~
/
OUT1
OUT2
V
OUT(OL)
OUT(OL)
V
V
I
Z
Z
Z
Z
bb
bb
IS
bb
bb
bb
), is provided as long as no
Sense.emf
R
Rev.1.2, 2008-09-01
load
OL
V
V
V
V
V
BTS5242-2L
I
I
Diagnostic
IS
IS
IS
IS
IS
IS
IS
Output
= I
< I
= V
= V
= V
= V
= V
Diagnosis
Z
Z
Z
Z
Z
L
L
IS(fault)
IS(fault)
IS(fault)
IS(fault)
IS(fault)
/ k
/ k
ILIS
ILIS