BTS425L1 Siemens Semiconductor Group, BTS425L1 Datasheet - Page 7

• Manufacturer Part Number: BTS425L1
• Description: Smart Highside Power Switch (Overload protection Current limitation Short circuit protection Thermal shutdown)
• Manufacturer: Siemens Semiconductor Group

Overvolt. and reverse batt. protection
V
R
Open-load detection
ON-state diagnostic condition: V
high
OFF-state diagnostic condition: V
Semiconductor Group
Z1
ST
= 15 k , R
= 6.2 V typ., V
R
R
IN
ST
Logic
Logic
unit
unit
ST
OFF
IN
R
I
ON
= 3.5 k
I
V
Z1
Z2
Open load
detection
Open load
detection
= 47 V typ., R
typ.
Logic
Signal GND
R
GND
ON
OUT
GND
< R
> 3 V typ.; IN low
V
PROFET
R
Z2
GND
ON
O
Signal GND
= 150 ,
R
* I
EXT
+ V bb
L(OL)
OUT
V
V
OUT
ON
+ V bb
; IN
7
GND disconnect
V
In case of Input=high is V
Due to V
GND disconnect with GND pull up
If V
Due to V
bb
GND >
V
bb
V
IN
GND
GND
V
IN
V
>0, no V
- V
>0, no V
ST
V
IN(T+)
IN
2
V
4
2
4
ST
device stays off
ST
ST
IN
ST
IN
ST
= low signal available.
= low signal available.
OUT
PROFET
PROFET
V
GND
GND
IN
3
1
3
1
V
V
bb
bb
- V
V
IN(T+)
GND
V
GND
OUT
.
OUT
BTS 425 L1
5
5