TLE 6363 Infineon Technologies, TLE 6363 Datasheet - Page 12

• Manufacturer Part Number: TLE 6363
• Manufacturer: Infineon Technologies

Specifications of TLE 6363

• Packages: P-DSO-14
• Comment: Please use RoHS compliant TLE6711
• Vq (max): 5.0V
• Iq (max): 250.0 mA
• Iq (typ): 1,500.0 µA
• Output: Boost/Buck Conv.

Circuit Description
Below some important sections of the TLE 6363 are described in more detail.
Power On Reset
In order to avoid any system failure, a sequence of several conditions has to be passed.
In case of
pin RO to reset an external microcontroller. When the level of
threshold
before switching to HIGH. If
the reset reaction time
period
“glitches” on the
Figure 3
Data Sheet Rev. 1.2
Power
V
RO
V
CC
t
RT
RD
H
L
V
is initiated. The reset reaction time
V
typ. 4.65 V
1 V
Invalid
Start-Up
RT
CC
Start-Up
, the signal at RO remains LOW for the Power-up reset delay time
Reset Function
power down (
V
CC
-line.
ON Delay
t
t
RD
RR
, the reset circuit is activated and a power down sequence of
V
V
Normal
CC
CC
drops below the reset threshold
<
<
t
RR
V
RT
for
t
12
t
>
RR
t
t
RR
RR
Failed
ON Delay
avoids wrong triggering caused by short
Started
) a logic LOW signal is generated at the
Invalid
<
N
t
RD
ON Delay
Stopped
V
Invalid
Failed
V
RT
CC
for a time extending
reaches the reset
t
Normal
RD
TLE 6363
2003-06-02
AET02950
t
t
t
RD