Datasheet

Data Sheet 28 Rev. 2.1, 2010-11-22
TLE7368
Detailed Internal Circuits Description
Figure 4 Power Sequencing of the TLE7368
V
IN
V
IN, on
V
CCP
V
CCP, ok
V
BST
V
SW
V
BST, on
V
FB/L_IN
V
Q_LDO1
V
Q_LDO2
V
FB_EXT
V
Q_T<1,2>
V
Q_LDO1
V
Q_LDO2
V
Q_LDO1
-0.3 < (Q_LDO1-Q_LDO2) < 3.1V
-0.3 < ( Q_LDO2 - FB_EXT)
V
IN, off
*)
*)
*)
*)
*)
Linear regulators not actively
discharged at power down; extern
a
Schottky diodes required to meet
uC”s sequencing requirements
*) drop depending on
application / setup
t
t
t
t
t
t
t
t
t