BTS442D2 Siemens Semiconductor Group, BTS442D2 Datasheet - Page 9

• Manufacturer Part Number: BTS442D2
• Description: Smart Highside Power Switch (Overload protection Current limitation Short-circuit protection Thermal shutdown)
• Manufacturer: Siemens Semiconductor Group

Options Overview
all versions: High-side switch, Input protection, ESD protection, load dump and
reverse battery protection , protection against loss of ground
Type
Logic version
Overtemperature protection
T j >150 °C, latch function
T j >150 °C, with auto-restart on cooling
Short-circuit to GND protection
switches off when V
(when first turned on after approx. 200 s)
Open load detection
in OFF-state with sensing current 30 A typ.
in ON-state with sensing voltage drop across
Undervoltage shutdown with auto restart
Overvoltage shutdown with auto restart
Status feedback for
overtemperature
short circuit to GND
short to V
open load
undervoltage
overvoltage
Status output type
CMOS
Open drain
Output negative voltage transient limit
to V
Load current limit
high level
medium level
low level
17
18)
19
Semiconductor Group
(fast inductive load switch off)
power transistor
) Latch except when V
) Low resistance short V
bb
0 V only if forced externally). So the device remains latched unless V
between turn on and t
With latch function. Reseted by a) Input low, b) Undervoltage, c) Overvoltage
- V
(better protection of application)
bb
ON(CL)
(can handle loads with high inrush currents)
ON
>8.3 V typ.
bb
d(SC)
bb
- V
to output may be detected by no-load-detection
OUT
17 ) 18 )
.
17)
< V
ON(SC)
BTS 442D2 442E2
after shutdown. In most cases V
-
9
19)
D
X
X
X
X
X
X
X
X
X
X
X
X
X
-
19)
E
X
X
X
X
X
X
X
X
X
X
X
-
-
bb
< V
OUT
ON(SC)
= 0 V after shutdown ( V
(see page 4). No latch
BTS 442 D2
OUT