TLE 6711G Infineon Technologies, TLE 6711G Datasheet - Page 10

• Manufacturer Part Number: TLE 6711G
• Manufacturer: Infineon Technologies

Specifications of TLE 6711G

• Packages: PG-DSO-14
• Comment: -
• Vq (max): 5.0V
• Iq (max): 250.0 mA
• Iq (typ): 1,500.0 µA
• Output: Boost/Buck Conv.

Figure 7
Data Sheet
Window Watchdog Function
WDWI
WDWI
1)
2)
3)
4)
SEN
SEN
Pretrigger
Incorrect trigger duration within watchdog
open window OW:
Incorrect trigger duration within watchdog
open window OW:
Missing trigger
WDI
WDI
a) Perfect Triggering after Power on Reset
V
V
b) Incorrect Triggering
RO
RO
CC
RT
t
SR
= 64 Cycles
CW OW
x x
1)
T
x x x x x
WD
= 128 Cycles
System Failed
t
t
t
2)
x
HIGH
LOW
WDR
t
RD
< 2 Cycles
= 64 Cycles
< 2 Cycles
= 64 Cycles
32 Cycles
t
CW
CW OW CW OW CW
32 Cycles
SR
= 64 Cycles
xx
32 Cycles
OW
xx
3)
x
x x
x
t
1
Legend: WDWI = Internal Watchdog Window
10
System Enable
x x
x x
t
2
CW
xx
OW = Open Window (trigger signal at WDI)
CW
x x
t
3
xx
x = Sample Point
OW
CW
x x
= Closed Window (trigger signal at WDI)
CW
OW
4)
System Failed
Rev. 3.4, 2007-08-16
Circuit Description
AED02945
t
t
t
t
t
t
t
t
t
TLE 6711