BTS430K2 Siemens Semiconductor Group, BTS430K2 Datasheet - Page 6

• Manufacturer Part Number: BTS430K2
• Description: Smart Highside Power Switch (Clamp of negative voltage at output Short-circuit protection Current limitation)
• Manufacturer: Siemens Semiconductor Group

Truth Table
L = "Low" Level
H = "High" Level
Terms
Input circuit (ESD protection)
ESD zener diodes are not designed for continuous
current
7
8)
9
10
11)
Semiconductor Group
Normal
operation
Open load
Short circuit
to GND
Short circuit
to V
Overtem-
perature
Under-
voltage
Overvoltage
)
)
) No current sink capability during undervoltage shutdown
V
bb
Power Transistor off, high impedance
The short circuit signal from last ON state is latched until next turn-on, see timing diagram page 10
Low resistance short V
Current sink capability see page 5
bb
V
IN
IN
I IN
V ST
I ST
2
ESD-ZD
4
Input-
level
R
IN
ST
H
H
H
H
H
H
H
L
L
L
L
L
L
L
I
R
GND
I
PROFET
GND
GND
bb
3
1
V
Output
bb
level
to output may be detected by no-load-detection
I bb
I GND
H
H
H
H
L
7 )
L
L
L
L
L
L
L
L
I
I
OUT
Status
H (L
5
I L
L
L
432
D2
H
H
H
H
H
L
L
L
L
10)
10)
L
L
9)
)
V OUT
V ON
H (L
E2/F2
432
H
H
H
H
H
H
H
H
H
L
L
L
L
6
9)
)
Status output
ESD zener diodes are not designed for continuous
current
Short Circuit detection
Fault Condition: V
L
L
432
I2
H
H
H
H
H
10)
10)
L
L
L
L
L
L
L
Logic
unit
H (L
L
L
430
K2
ON
H
H
H
L
8)
L
H
L
L
L
L
11)
11)
9)
Short circuit
> 8.3 V typ.; IN high
detection
)
GND
ESD-
ZD
BTS 430 K2
ST
+5V
+ V bb
OUT
V
ON