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LM4040x20IElectricalCharacteristics
V
Z
I
Z
LM4040
PRECISIONMICROPOWERSHUNTVOLTAGEREFERENCE
SLOS456H–JANUARY2005–REVISEDNOVEMBER2005
atindustrialtemperaturerange,全部-ranget
一个
=–40
°
Cto85
°
c(unlessotherwisenoted)
LM4040A20ILM4040B20I
PARAMETERTESTCONDITIONST
一个
单位
MINTYPMAXMINTYPMAX
V
Z
ReversebreakdownvoltageI
Z
=100
µ
A25
°
c2.0482.048v
25
°
c–22–4.14.1
Reversebreakdownvoltage
∆
V
Z
I
Z
=100
µ
AmV
容忍
Fullrange–1515–1717
25
°
C45754575
I
z,最小值
Minimumcathodecurrent
µ
一个
Fullrange8080
I
Z
=10mA25
°
C
±
20
±
20
25
°
C
±
15
±
15
Averagetemperaturecoefficient
α
VZ
I
Z
=1mappm/
°
C
ofreversebreakdownvoltage
Fullrange
±
100
±
100
I
Z
=100
µ
A25
°
C
±
15
±
15
25
°
c0.30.80.30.8
I
z,最小值
<i
Z
<1ma
Reversebreakdownvoltage
Fullrange11
changewithcathodecurrentmV
25
°
c2.562.56
改变
1ma<i
Z
<15ma
Fullrange88
I
Z
=1ma,f=120hz,
Z
Z
Reversedynamicimpedance25
°
c0.30.80.30.8
Ω
I
交流
=0.1i
Z
I
Z
=100
µ
一个,
e
N
Widebandnoise25
°
C3535
µ
V
RMS
10Hz
≤
f
≤
10kHz
t=1000h,
长-termstabilityofreverse
T
一个
=25
°
C
±
0.1
°
c,120120ppm
breakdownvoltage
I
Z
=100
µ
一个
V
HYST
Thermalhysteresis
(1)
∆
T
一个
=–40
°
Cto125
°
c0.080.08%
(1)thermalhysteresisisdefinedasv
z,25
°
C
(aftercyclingto–40
°
c)–v
z,25
°
C
(aftercyclingto125
°
c).
8
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