TLE6365G Infineon Technologies, TLE6365G Datasheet - Page 9

• Manufacturer Part Number: TLE6365G
• Description: IC VREG STEP DOWN W/RESET PDSO-8
• Manufacturer: Infineon Technologies
• Type: Step-Down (Buck)r

Specifications of TLE6365G

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 5V
• Current - Output: 400mA
• Frequency - Switching: 75kHz ~ 115kHz
• Voltage - Input: 4.5 ~ 36 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: DSO-8
• Output Voltage: 5 V
• Output Current: 400 mA
• Input Voltage: 40 V
• Mounting Style: SMD/SMT
• Maximum Operating Temperature: - 40 C to + 150 C
• For Use With: DEMOBOARDTLE6365GIN - BOARD DEMO FOR TLE 6365 REV.4
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: SP000013455; SP000317609; TLE6365G; TLE6365GNT; TLE6365GT; TLE6365GTR

Circuit Description
Below some important sections of the TLE 6365 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
Power
t
V
RO
RD
V
V
CC
PG
RT
H
L
V
is initiated. The reset reaction time
V
Typ. 4.70 V
Typ. 4.65 V
1 V
Invalid
CC
RT
Start Up
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
Normal
V
V
CC
CC
drops below the reset threshold
<
<
V
t
RR
RT
t
RR
for
t
>
9
ON Delay
Failed
Started
t
Invalid
t
RR
RR
avoids wrong triggering caused by short
) a logic LOW signal is generated at the
N
<
t
Invalid
RD
Failed
Stopped
V
V
RT
ON Delay
CC
for a time extending
Rev. 1.9, 2007-07-30
reaches the reset
t
RD
Normal
AET03325.VSD
TLE 6365
t
t
t
RD