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TYPICALCHARACTERISTICS
0 1 2 3 4 5 6 7
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
−
40
C
+25
C
+85
C
+125
C
I
DD
(
µ
一个)
V
DD
(v)
100
10
1
0.1
0.01
0.001
0.0001 0.001 0.01 0.1
C
T
(
µ
f)
101
−40
°
c, +25
°
c, +125
°
C
重置Timeout (秒)
10
8
6
4
2
0
10 30 50 70 90 110 130
Temperature (
°
c)
−50 −30 −10
−10
−8
−6
−4
−2
normalized 重置Timeout 时期 (%)
100
10
1
0 5 10 15 20 30 35 4525
Overdrive (%v
它
)
5040
Transient 持续时间在下 v
它
(
µ
s)
重置 occurs
在之上 这 curVE
TPS3808
SBVS050E–MAY2004–REVISEDOCTOBER2005
AtT
J
=+25
°
c,v
DD
=3.3v,r
LRESET
=100k
Ω
,andc
LRESET
=50pf,unlessotherwisenoted.
SUPPLYCURRENTRESETTIMEOUTPERIOD
vsvs
SUPPLYVOLTAGEC
T
figure3.figure4.
NORMALIZEDRESETTIMEOUTPERIOD
vsMAXIMUMTRANSIENTDURATIONATSENSE
TEMPERATUREvs
(c
T
=打开,c
T
=V
DD
,c
T
=任何)sensethresholdoverdrivevoltage
figure5.figure6.
6