Datasheet

Data Sheet 21 Rev. 1.0, 2008-03-18
BTS4130QGA
Diagnostic Mechanism
7.3 Electrical Characteristics Diagnostic Functions
Electrical Characteristics: Diagnostics
V
S
= 12 V, T
j
= -40 °C to +150 °C. Typical values are given at T
j
= 25°C
Pos. Parameter Symbol Limit values Unit Conditions
Min. Typ. Max.
Load condition threshold for diagnostic
7.3.1
Open Load detection voltage V
OL(OFF)
1.7 2.8 4.0 V –
ST 0/1 or ST 2/3 pin
7.3.2
Status output (open drain)
High level; Zener limit voltage
V
ST (HIGH)
5.4 – – V I
ST
= +1.6mA
1)
,
Zener Limit voltage
7.3.3 Status output (open drain)
Low level
V
ST (LOW)
– – 0.6 V I
ST
= +1.6mA
1)
1) If ground resistor R
GND
is used, the voltage drop across this resistor has to be added
Diagnostic timing
7.3.4
Status change after positive
input slope with open load
t
dST(ON_OL)
– 10 20 µs –
2)
2) Not subject to production test, specified by design
7.3.5 Status change after positive
input slope with overload
t
dST(ON_OvL)
30 – – µs
–
2)
7.3.6 Status change after negative
input slope with open load
t
dST(OFF_OL)
– – 500 µs –
7.3.7 Status change after negative
input slope with overtemperature
t
dST(OFF)
– – 20 µs
–
2)