BTS 550P Infineon Technologies, BTS 550P Datasheet - Page 9

• Manufacturer Part Number: BTS 550P
• Manufacturer: Infineon Technologies

Specifications of BTS 550P

• Packages: P-TO218-5
• Channels: 1.0
• Ron @ Tj = 25°c: 3.6 mOhm
• Recommended Operating Voltage Min.: 5.0 V
• Recommended Operating Voltage Max.: 34.0 V
• Il(sc): 100.0 A

V
clamped to V
faster deenergizing of the inductive load, but higher
peak power dissipation in the PROFET. In case of a
floating ground with a potential higher than 19V
referring to the OUT – potential the device will
switch on, if diode DS is not used.
Overvoltage protection of logic part
R
nominal. Note that when overvoltage exceeds 69 V
typ. a voltage above 5V can occur between IS and
GND, if R
Reverse battery protection
R
battery protection in applications with V
16 V
|V
D
To minimize power dissipation at reverse battery
operation, the summarized current into the IN and
IS pin should be about 120mA. The current can be
provided by using a small signal diode D in parallel
to the input switch, by using a MOSFET input switch
or by proper adjusting the current through R
R
Infineon Technologies AG
OUT(CL)
bb
V
S
V
R
bb
.
0.1A
R
IN
is used).
| - 12V
18)
= 120
IN
1 k
IN
; recommended value:
Signal GND
= -19 V typ. via V
IN
V
R
, V
R
if D
V
typ , V
IS
Z,IN
IS
D
bb
Logic
IS
Z,VIS
= 1 k
S
- V
is not used (or
V
R
D
Z,IS
ON(CL)
Z,IN
are not used.
Signal GND
IS
S
Logic
nominal. Add R
R
IS
= V
V
via V
R
ZG
Z,IS
V
. With D
R
R
Z1
= 64 V typ., R
bb
1
R
IN
V
. Using D
1
IN
Z,VIS
R
+
PROFET
bb
=
R
S
Power
IN
Transistor
1
|V
, V
IS
Power GND
bb
for reverse
bb
+
OUT
0.1A
above
| - 12V
S
R
R
1
L
IS
gives
V
OUT
IS
is
= 1 k
-
=
+ V
V bb
and
V
OUT
bb
if
9
V
inductive load
Provide a current path with load current capability
by using a diode, a Z-diode, or a varistor. (V
V or V
currents at IN and IS have to be limited to 250 mA.
Version a:
Version b:
Note that there is no reverse battery protection
when using a diode without additional Z-diode V
V
Version c: Sometimes a neccessary voltage clamp
is given by non inductive loads R
same switch and eliminates the need of clamping
circuit:
Zb
bb
V
V
.
V
bb
bb
bb
disconnect with energized
V
Zb
Zb
< 30 V if R
IN
IN
IN
Data Sheet BTS550P
=0). For higher clamp voltages
IN
PROFET
PROFET
V
IS
bb
V
IS
PROFET
bb
V
IS
bb
L
OUT
connected to the
OUT
2003-Oct-01
V
OUT
ZL
ZL
< 72
R
ZL
L
,