Datasheet

TLE 4271-2
Data Sheet 9 Rev. 2.7, 2007-06-25
Watchdog trigger
time
t
WI,tr
30 45 66 ms C
D
= 100 nF
see diagram
Watchdog pulse
slew rate
V
WI
5––V/µs from 20% to 80% V
Q
1) Drop voltage = V
I
- V
Q
(measured when the output voltage has dropped 100 mV from the nominal value
obtained at 13.5 V input)
2) Test condition not applicable during delay time for power-on reset.
Table 4 Characteristics (cont’d)
V
I
= 13.5 V; -40 °C ≤ T
j
≤ 125 °C; V
INH
> V
U,INH
(unless otherwise specified)
Parameter Symbol Limit Values Unit Test Condition
Min. Typ. Max.