TL070_06 Datasheet, PDF (9/16 Pages) Texas Instruments – JFET-INPUT OPERATIONAL AMPLIFIER

TL070
JFET-INPUT OPERATIONAL AMPLIFIER
SLOS121B – NOVEMBER 1993 – REVISED MARCH 2001
TYPICAL CHARACTERISTICS^†
DIFFERENTIAL VOLTAGE AMPLIFICATION
vs
FREQUENCY WITH FEED-FORWARD COMPENSATION
106
105
104
103
102
ÌÌÌÌÌ VCC_± = ±15 V
101 ^{C2 = 3 pF}
ÌÌÌÌÌ _{TA = 25°C}
ÌÌÌÌÌ See Figure 3
ÌÌÌÌÌ ¹
100
1k
10 k
100 k 1 M 100 M
f – Frequency – Hz
Figure 13
LARGE-SIGNAL
DIFFERENTIAL VOLTAGE AMPLIFICATION
AND PHASE SHIFT
vs
FREQUENCY
106
105
104
103
VCC_± = ±5 V to ±15 V
ÌÌÌÌÌÌÌ _{RL = 2 kΩ}
ÌÌÌÌÌÌÌ ^{TA = 25°C}
ÌÌÌÌÌÌÌÌÌÌÌÌ _Differential
0°
Voltage
ÌÌÌÌÌ _{Amplification}
ÌÌÌÌÌ ^{(left scale)}
45°
102
101
ÌÌÌÌ _{Phase Shift}
ÌÌÌÌÌÌÌÌ (right scale)
90°
135°
1
180°
1 10 100 1 k 10 k 100 k 1 M 10 M
f – Frequency – Hz
Figure 14
NORMALIZED UNITY-GAIN BANDWIDTH
AND PHASE SHIFT
vs
FREE-AIR TEMPERATURE
1.3
1.03
1.2
ÌÌÌÌÌÌÌÌ _1.1
ÌÌÌÌÌÌÌÌÌ _{1 Phase Shift}
ÌÌÌÌÌ ^{(right scale)}
Unity-Gain
Bandwidth
(left scale)
1.02
1.01
1
0.9
0.99
0.8 _{VCC± = ±15 V}
ÌÌÌÌÌÌÌ _{RL = 2 kΩ}
ÌÌÌÌÌÌÌ ^{f = B1 for Phase Shift}
0.7
ÌÌÌÌÌÌÌ ^{–75 –50 –25 0 25 50}
75
0.98
0.97
100 125
TA – Free-Air Temperature – °C
Figure 15
COMMON-MODE REJECTION RATIO
vs
FREE-AIR TEMPERATURE
89
ÌÌÌÌÌ ^{VCC± = ±15 V}
ÌÌÌÌÌ ^{RL = 10 kΩ}
88
87
86
85
84
83
–75 –50 –25 0 25 50 75 100 125
TA – Free-Air Temperature – °C
Figure 16
† _{Data at high and low temperatures are applicable only within the rated operating free-air temperature ranges of the various devices. An 18-pF}
compensation capacitor is used.
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