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LM285LPR-2-5 Fiches technique(PDF) 5 Page - Texas Instruments

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No de pièce LM285LPR-2-5
Description  Micropower Voltage References
Download  25 Pages
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Fabricant  TI1 [Texas Instruments]
Site Internet  http://www.ti.com
Logo TI1 - Texas Instruments

LM285LPR-2-5 Fiches technique(HTML) 5 Page - Texas Instruments

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LM285-2.5, LM385-2.5, LM385B-2.5
www.ti.com
SLVS023K – JANUARY 1989 – REVISED MARCH 2016
Product Folder Links: LM285-2.5 LM385-2.5 LM385B-2.5
Submit Documentation Feedback
Copyright © 1989–2016, Texas Instruments Incorporated
(1)
The average temperature coefficient of reference voltage is defined as the total change in reference voltage divided by the specified
temperature range.
(2)
Full range is 0°C to 70°C for the LM385-2.5 and LM385B-2.5, and
−40°C to 85°C for the LM285-2.5.
6.5 Electrical Characteristics
TA = 25°C unless otherwise noted.
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
LM285-2.5
VZ
Reference voltage
IZ = 20 μA to 20 mA
2.462
2.5
2.538
V
αVZ
Average temperature coefficient of
reference voltage(1)
IZ = 20 μA to 20 mA
Full range(2)
±20
ppm/°C
ΔVZ
Change in reference voltage with current
IZ = 20 μA to 1 mA
TA = 25°C
1
mV
Full range
1.5
IZ = 1 mA to 20 mA
TA = 25°C
10
Full range
30
ΔVZ/Δt
Long-term change in reference voltage
IZ = 100 μA
±20
ppm/khr
IZ(MIN)
Minimum reference current
Full range
8
20
µA
zz
Reference impedance
IZ = 100 µA
TA = 25°C
0.2
0.6
Ω
Full range
1.5
Vn
Broadband noise voltage
IZ = 100 μA, f = 10 Hz to 10 kHz
120
µV
LM385-2.5
VZ
Reference voltage
IZ = 20 μA to 20 mA
2.425
2.5
2.575
V
αVZ
Average temperature coefficient of
reference voltage(1)
IZ = 20 μA to 20 mA
Full range(2)
±20
ppm/°C
ΔVZ
Change in reference voltage with current
IZ = 20 μA to 1 mA
TA = 25°C
2
mV
Full range
2
IZ = 1 mA to 20 mA
TA = 25°C
20
Full range
30
ΔVZ/Δt
Long-term change in reference voltage
IZ = 100 μA
±20
ppm/khr
IZ(MIN)
Minimum reference current
Full range
8
20
µA
zz
Reference impedance
IZ = 100 µA
TA = 25°C
0.4
1
Ω
Full range
1.5
Vn
Broadband noise voltage
IZ = 100 μA, f = 10 Hz to 10 kHz
120
µV
LM385B-2.5
VZ
Reference voltage
IZ = 20 μA to 20 mA
2.462
2.5
2.538
V
αVZ
Average temperature coefficient of
reference voltage(1)
IZ = 20 μA to 20 mA
Full range(2)
±20
ppm/°C
ΔVZ
Change in reference voltage with current
IZ = 20 μA to 1 mA
TA = 25°C
2
mV
Full range
2
IZ = 1 mA to 20 mA
TA = 25°C
20
Full range
30
ΔVZ/Δt
Long-term change in reference voltage
IZ = 100 μA
±20
ppm/khr
IZ(MIN)
Minimum reference current
Full range
8
20
µA
zz
Reference impedance
IZ = 100 µA
TA = 25°C
0.4
1
Ω
Full range
1.5
Vn
Broadband noise voltage
IZ = 100 μA, f = 10 Hz to 10 kHz
120
µV


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