TLE4271 Datasheet, PDF (13/23 Pages) Siemens Semiconductor Group – 5-V Low-Drop Fixed Voltage Regulator

TLE 4271-2
Watchdog Timing
V _WΙ
V_Ι
V_Q
V_{D VUDW}
V_LDW
V_R
t _{WΙ, tr}
t _{WD, P}
t _{WD, L}
t
WΙ, tr
=
(V_UDW -V_LDW)
Ι _DWD
C
D
;
t _{WD, P}
=
(V_UDW
-V_LDW)
Ι _DWC
(Ι _DWC +
. _{Ι DWD}
Ι
DWD
)
C
D
;
t _{WD, L}=
(V_UDW -V_LDW)
Ι _DWC
C
D
AES03078
Figure 6 Time Response, Watchdog Behavior
Data Sheet Rev. 2.4
13
2001-04-04