Figure 3c: Short circuit while on:
IN
ST
V OUT
IL
**)
**) current peak approx. 20 µs
Figure 4a: Overtemperature,
Reset if (IN=low) and (Tj<Tjt)
IN
ST
V
OUT
T
J
*) ST goes high , when VIN=low and Tj<Tjt
Semiconductor Group
BTS 308
Figure 5a: Open load: detection in OFF-state, turn
on/off to open load
IN
t
d(ST OL3)
ST
VOUT
I
L
t
open
normal
*) t
in case of external capacity td(ST,OL3) may be higher due to high
impedance
*) IL = -- µA typ
Figure 6a: Undervoltage:
IN
Vbb
V
bb(under)
Vbb(u cp)
Vbb(u rst)
V OUT
ST open drain
t
t
Page 11
2003-Oct-01