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TIMINGREQUIREMENTS
SWITCHINGCHARACTERISTICS
tps3619-33,tps3619-50
tps3620-33,tps3620-50
SLVS387E–APRIL2001–REVISEDSEPTEMBER2004
electricalcharacteristics(持续)
overrecommendedoperatingconditions(unlessotherwisenoted)
PARAMETERTESTCONDITIONSMINTYPMAXUNIT
1.65v<v
它
<2.5v20
V
它
2.5v<v
它
<3.5v40
3.5v<v
它
<5.5v60
V
hys
HysteresismV
PFI12
vbsw(看
V
DD
=1.8v55
(3)
)
I
IH
高-levelinputcurrentmr=0.7xv
DD
-33-76
MRV
DD
=5VµA
I
IL
低-levelinputcurrentmr=0v-110-255
I
I
inputcurrentpfi-2525na
V
DD
=1.8v-0.3
I
OS
短的-circuitcurrentpfopfo=0vv
DD
=3.3v-1.1ma
V
DD
=5v-2.4
V
输出
=V
DD
40
I
DD
V
DD
supplycurrentµA
V
输出
=V
BAT
40
V
输出
=V
DD
-0.10.1
I
(bat)
V
BAT
supplycurrentµA
V
输出
=V
BAT
0.5
C
i
InputcapacitanceV
I
=0Vto5V5pF
(3)forv
DD
<1.6v,v
输出
switchestoV
BAT
regardlessofV
BAT
.
atR
L
=1M
Ω
,c
L
=50pf,t
一个
=-40
°
Cto85
°
C
PARAMETERTESTCONDITIONSMINTYPMAXUNIT
atV
DD
V
IH
=V
它
+0.2v,v
IL
=V
它
-0.2v6µs
t
w
Pulsewidth
atMRV
DD
=V
它
+0.2v,v
IL
=0.3xv
DD
,v
IH
=0.7xv
DD
100ns
atR
L
=1M
Ω
,c
L
=50pf,t
一个
=-40
°
Cto85
°
C
PARAMETERTESTCONDITIONSMINTYPMAXUNIT
V
DD
≥
V
它
+0.2v,mr
≥
0.7xv
DD
t
d
Delaytime60100140ms
Seetimingdiagram
V
DD
toRESETV
IL
=V
它
-0.2v,v
IH
=V
它
+0.2v25
传播(延迟)时间,pfitopfodelayv
IL
=V
PFI
-0.2v,v
IH
=V
PFI
+0.2v35
t
PHL
µs
高-至-lowleveloutput
V
DD
≥
V
它
+0.2v,v
IL
=0.3xv
DD
,0.11
MRtoRESET
V
IH
=0.7xv
DD
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