BTS555 Infineon Technologies, BTS555 Datasheet - Page 10

• Manufacturer Part Number: BTS555
• Description: IC HISIDE PWR SWTCH TO218AB/5-1
• Manufacturer: Infineon Technologies
• Series: PROFET®r
• Type: High Sider

Specifications of BTS555

• Input Type: Non-Inverting
• Number Of Outputs: 1
• On-state Resistance: 1.9 mOhm
• Current - Output / Channel: 165A
• Current - Peak Output: 520A
• Voltage - Supply: 5 V ~ 34 V
• Operating Temperature: -40°C ~ 150°C
• Mounting Type: Through Hole
• Package / Case: TO-218AB/5
• Module Configuration: High Side
• Peak Output Current: 165A
• Output Resistance: 1.9ohm
• Input Delay: 600µs
• Output Delay: 200µs
• Supply Voltage Range: 5V To 34V
• Driver Case Style: TO-218AB
• No. Of Pins: 5
• Operating Temperature Range: -40°C To +150°C
• Rohs Compliant: No
• Device Type: High Side
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: BTS555NK; SP000011266

Inverse load current operation
The device is specified for inverse load current
operation (V
is not available during this kind of operation (I
With I
source diode is conducting resulting in considerably
increased power dissipation. If the device is switched
on (V
much lower value R
4).
Note: Temperature protection during inverse load
current operation is not possible!
Inductive load switch-off energy
dissipation
Energy stored in load inductance:
While demagnetizing load inductance, the energy
dissipated in PROFET is
with an approximate solution for R L
Infineon Technologies AG
+
-
E
V bb
AS
IN
IN
= 0), this power dissipation is decreased to the
=
= 0 (e.g. input open) only the intrinsic drain
E
I
E
V
IN
V
bb
2
I
AS
bb
L
IN
·
R
·
OUT
L
= E
L
(
V
bb
> V
bb
IN
+ E
ON(INV)
+ |V
bb
E
IN
V
L
L
> 0V). The current sense feature
IS
PROFET
OUT(CL)
- E
=
IS
V
1 /
R
PROFET
* I
bb
2
=
·
R IS
V
IS
2
∫
bb
L
(specifications see page
|)
·
V
I
R
IS
ON(CL)
I
OUT
2
L
ln
IS
(1+
OUT
E AS
Z L
0 :
·
|V
{
i
L
i (t)
L
(t) dt,
OUT(CL)
R L
I
L
L
·
V
- I
IS
R
OUT
L
L
= 0).
E
|
E
E Load
R
)
+
L
-
10
Maximum allowable load inductance for
a single switch off
L = f (I L ); T j,start = 150°C, V bb = 12 V, R L = 0
L [µH]
Externally adjustable current limit
If the device is conducting, the sense current can be
used to reduce the short circuit current and allow
higher lead inductance (see diagram above). The
device will be turned off, if the threshold voltage of T2
is reached by I
R
the short circuit current is defined by I
device is shut down after t
IN
Signal
V
1000000
*C
100000
10000
V
1000
T1 will be reset. The device is turned on again,
100
10
Signal
GND
1
R
V
1
T1
V bb
S
*R
IS
. After a delay time defined by
IN
C
10
V
d(SC)
Data Sheet BTS555
PROFET
T2
V bb
with latch function.
100
OUT
L(SC)
IS
2008-June-24
R
and the
IS
R
Power
GND
1000
load
I L [A]