TLE4268G View Datasheet(PDF) - Siemens AG
Part Name
Description
Manufacturer
TLE4268G Datasheet PDF : 13 Pages
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TLE 4268
Characteristics (cont’d)
VI = 13.5 V; – 40 °C ≤ Tj ≤ 125 °C (unless otherwise specified)
Parameter
Symbol
Limit Values
Unit
min. typ. max.
Test Condition
Reset Generator
Switching threshold VRT
Switching voltage VRE
Saturation voltage VR
Saturation voltage VC
Charging current
Id
Delay switching
VDU
threshold
Delay time
td
Delay time
tt
Pull-up
RR
Lower switching
VDRL
threshold
4.2 4.5 4.8 V
–
1.28 1.35 1.45 V
–
–
0.2 0.5 V
1 mA extern
–
30
100 mV VQ < VRT
5
12
18
µA VC = 1.0 V
1.4 1.8 2.2 V
–
10
15
25
ms Cd = 100 nF
–
2
–
µs Cd = 100 nF
18
30
46
kΩ with resp. to VQ
0.2 0.4 0.55 V
–
Watchdog
Discharge current ICd
1.5 3.5 5.2 µA VC = 1.0 V
Charging current
Id
5
12
18
µA VC = 1.0 V
Switching voltage VCd
1.6 1.8 2.0 V
–
Lower switching
threshold
VDWL
0.2 0.4 0.55 V
–
Watchdog periode TWP
Watchdog trigger
TWT
time
30
55
75
ms Cd = 100 nF
25
40
60
ms Cd = 100 nF
Activating current IQ
2
8
15
mA Activates watchdog
Slew rate
VW
5
–
–
V/µs from 20 % up to
80 % VQ
Note: The reset output is low in range from VQ = 1 V to VRT.
Semiconductor Group
7
1998-11-01
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