BTS5234LXT Infineon Technologies, BTS5234LXT Datasheet - Page 21
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BTS5234LXT
Manufacturer Part Number
BTS5234LXT
Description
Manufacturer
Infineon Technologies
Datasheet
1.BTS5234LXT.pdf
(28 pages)
Specifications of BTS5234LXT
Switch Type
High Side
Power Switch Family
BTS 5234L
Input Voltage
-5 to 10V
Power Switch On Resistance
45mOhm
Output Current
3.5A
Number Of Outputs
Dual
Mounting
Surface Mount
Package Type
DSO
Operating Temperature (min)
-40C
Operating Temperature (max)
150C
Operating Temperature Classification
Automotive
Pin Count
14
Power Dissipation
1.6W
Lead Free Status / RoHS Status
Not Compliant
For open load diagnosis in off state an external output pull-up resistor (
recommended. For calculation of the pull-up resistor, just the external leakage current
I
I
There is no internal leakage current from out to ground at BTS 5234L.
minimum supply voltage at which the open load diagnosis in off state must be ensured.
To reduce the stand-by current of the system, an open load resistor switch (
recommended.
4.3.3
The diagnosis signals have to be switched on by a high signal at sense enable pin (SEN).
See
Please note that the diagnosis is disabled, when no signal is provided at pin SEN.
Figure 17
The SEN pin circuit is designed equal to the input pin. Please refer to
The resistors
IS2 in case of reverse polarity and over voltage. Please refer to maximum ratings on
Page
The stand-by current of the BTS 5234L is minimized, when both input pins (IN1 and IN2)
and the sense enable pin (SEN) are on low level.
Data Sheet
leakage
leakage
Figure 17
SEN
8.
I
IS
and the open load threshold voltage
defines the leakage current in the complete system e.g. caused by humidity.
Sense Enable Function
t
sIS(SEN)
R
Timing of Sense Enable Signal
lim
for details on the timing between SEN pin and diagnosis signal
are recommended to limit the current through the sense pins IS1 and
t
dIS(SEN)
R
OL
=
V
---------------------------------------------------------- -
bb(min)
21
I
–
V
leakage
V
OUT(OL)
OUT(OL,max)
Smart High-Side Power Switch
t
sIS(SEN)
has to be taken into account.
t
dIS(SEN)
Figure 5
V1.0, 2004-01-23
V
BTS 5234L
bb(min)
t
t
for details.
R
S
OL
SEN.emf
OL
is the
) is
) is
I
IS
.