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LM4040A25ILP Datenblatt(Datasheet) 8 Page - Texas Instruments

Teile-Nr. LM4040A25ILP
Beschreibung  PRECISION MICROPOWER SHUNT VOLTAGE REFERENCE
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Hersteller  TI [Texas Instruments]
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LM4040x20I Electrical Characteristics
DVZ
DIZ
LM4040
PRECISION MICROPOWER SHUNT VOLTAGE REFERENCE
SLOS456K – JANUARY 2005 – REVISED MARCH 2008
at industrial temperature range, full-range TA = –40°C to 85°C (unless otherwise noted)
LM4040A20I
LM4040B20I
PARAMETER
TEST CONDITIONS
TA
UNIT
MIN
TYP
MAX
MIN
TYP
MAX
VZ
Reverse breakdown voltage
IZ = 100 µA
25
°C
2.048
2.048
V
25
°C
–2
2
–4.1
4.1
Reverse breakdown voltage
ΔVZ
IZ = 100 µA
mV
tolerance
Full range
–15
15
–17
17
25
°C
45
75
45
75
IZ,min
Minimum cathode current
µA
Full range
80
80
IZ = 10 mA
25
°C
±20
±20
25
°C
±15
±15
Average temperature coefficient
α
VZ
IZ = 1 mA
ppm/
°C
of reverse breakdown voltage
Full range
±100
±100
IZ = 100 µA
25
°C
±15
±15
25
°C
0.3
0.8
0.3
0.8
IZ,min < IZ < 1 mA
Reverse breakdown voltage
Full range
1
1
change with cathode current
mV
25
°C
2.5
6
2.5
6
change
1 mA < IZ < 15 mA
Full range
8
8
IZ = 1 mA, f = 120 Hz,
ZZ
Reverse dynamic impedance
25
°C
0.3
0.8
0.3
0.8
IAC = 0.1 IZ
IZ = 100 µA,
eN
Wideband noise
25
°C
35
35
µV
RMS
10 Hz
≤ f ≤ 10 kHz
t = 1000 h,
Long-term stability of reverse
TA = 25°C ± 0.1°C,
120
120
ppm
breakdown voltage
IZ = 100 µA
VHYST
Thermal hysteresis(1)
ΔTA = –40°C to 125°C
0.08
0.08
%
(1)
Thermal hysteresis is defined as VZ,25°C (after cycling to –40°C) – VZ,25°C (after cycling to 125°C).
8
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