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TLE4473GV55-2_08 Datasheet, PDF (3/17 Pages) Infineon Technologies AG – Dual Low Dropout Voltage Regulator Stand-by output 190 mA; 5 V ± 2%
TLE 4473 GV55-2
VWΙ
VΙ
t
VQ
TWD, p
t
VD2
VDU2
VDL2
VRO2
TWI, tr
t
t WD, L
t
TWI,
tr
=
(VDU2
Ι
-VDL2
DD2
)
C D2;
TWD,
p
=
(VDU2
-VDL2 )
Ι DC2
(Ι DC2 +
x Ι DD2
Ι
DD2
)
C D2 ;
t
WD,
L
=
(VDU2
Ι
-VDL2
DC2
)
C D2
t
AED03099_4473
Figure 1 Watchdog Timing Schedule
Data Sheet
3
Rev. 1.2, 2008-10-28