TLE4262 Infineon Technologies Corporation, TLE4262 Datasheet - Page 9

• Manufacturer Part Number: TLE4262
• Description: 5 Volt Standard Regulator
• Manufacturer: Infineon Technologies Corporation

Figure 5
Reset Timing
The power-on reset delay time is defined by the charging time of an external capacitor
C
C
Definitions:
•
•
•
•
•
Data Sheet
D
D
which can be calculated as follows:
= (
C
I
V
V
V
V
V
D,c
Power-on-Reset
Q
D
RO
t
V
DU
D
rd
= delay capacitor
=
= charge current, typical 10 A
t
= delay time
= upper delay switching threshold at
rd
V
t
DU
rd
I
, typical 1.8 V
D,c
Time Response
)/
V
Thermal
Shutdown
t
rr
Voltage Dip
at Input
9
C
Undervoltage
D
for reset delay time
Secondary
Spike
<
t
rr
at Output
Overload
Rev. 2.7, 2007-03-20
V d
dt
=
C
D,c
D
TLE 4262
AED03010
V
V
V
Q, rt
DU
DRL
t
t
t
t
(1)