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ADR291 Datasheet(PDF) 9 Page - Analog Devices

Part # ADR291
Description  Low Noise Micropower 2.5 V and 4.096 V Precision Voltage References
PDF  20 Pages
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Manufacturer  AD [Analog Devices]
Direct Link  http://www.analog.com
Logo AD - Analog Devices

ADR291 Datasheet(HTML) 9 Page - Analog Devices

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ADR291/ADR292
Rev. F | Page 9 of 20
100
80
0
60
40
20
TEMPERATURE (
°C)
–50
125
–25
0
25
50
75
100
ADR292
ADR291
ADR291: VS = 3.0V TO 15V
ADR292: VS = 4.5V TO 15V
IOUT = 0 mA
Figure 13. ADR291/ADR292 Line Regulation vs. Temperature
LOAD CURRENT (mA)
0.7
0
0
5.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
0.6
0.5
0.4
0.3
0.2
0.1
TA = +125°C
TA = +25°C
TA =–40°C
Figure 14. ADR291 Minimum Input-Output
Voltage Differential vs. Load Current
LOAD CURRENT (mA)
0.7
0
0
5.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
0.6
0.5
0.4
0.3
0.2
0.1
TA = +125°C
TA = +25°C
TA =–40°C
Figure 15. ADR292 Minimum Input-Output
Voltage Differential vs. Load Current
200
160
0
120
80
40
TEMPERATURE (
°C)
–50
125
–25
0
25
50
75
100
VS = 5V
IOUT = 1mA
IOUT = 5mA
Figure 16. ADR291 Load Regulation vs. Temperature
200
160
0
120
80
40
TEMPERATURE (
°C)
–50
125
–25
0
25
50
75
100
VS = 5V
IOUT = 1mA
IOUT = 5mA
Figure 17. ADR292 Load Regulation vs. Temperature
SOURCING LOAD CURRENT (mA)
0
–1250
–2000
0.1
10
1
–1750
–1500
–500
–250
–1000
–750
TA = +125°C
TA = +25°C
TA = –40°C
Figure 18. ADR291 ΔVOUT from Nominal vs. Load Current



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