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OP249_15 Datasheet, PDF (11/20 Pages) Analog Devices – Precision JFET, High Speed, Dual Operational Amplifier | |||
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Data Sheet
180
TA = 25°C
160 VS = ±15V
415 Ã OP249
140 (830 OP AMPS)
120
100
80
60
40
20
0
â1000 â800 â600 â400 â200 0 200 400 600 800 1000
VOS (µV)
Figure 30. VOS Distribution (N-8)
300
270
240
210
180
150
120
90
60
30
0
0
VS = ±15V
â40°C TO +85°C
(830 OP AMPS)
2 4 6 8 10 12 14 16 18 20 22 24
TCVOS (µV/°C)
Figure 31. TCVOS Distribution (N-8)
50
VS = ±15V
40
30
20
10
0
0
1
2
3
4
5
TIME AFTER POWER APPLIED (Minutes)
Figure 32. Offset Voltage Warm-Up Drift
10k
VS = ±15V
VCM = 0V
1k
OP249
100
10
1
â75 â50 â25
0
25
50
75
TEMPERATURE (°C)
100 125
Figure 33. Input Bias Current vs. Temperature
104
TA = 25°C
VS = ±15V
103
102
101
100
â15
â10
â5
0
5
10
15
COMMON-MODE VOLTAGE (V)
Figure 34. Bias Current vs. Common-Mode Voltage
50
TA = 25°C
VS = ±15V
40
30
20
10
0
0
2
4
6
8
10
TIME AFTER POWER APPLIED (Minutes)
Figure 35. Bias Current Warm-Up Drift
Rev. H | Page 11 of 20
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