THS4631 Datasheet, PDF (6/27 Pages) Texas Instruments – HIGH-VOLTAGE, HIGH SLEW RATE, WIDEBAND FET-INPUT OPERATIONAL AMPLIFIER

THS4631
SLOS451A – DECEMBER 2004 – REVISED MARCH 2005
TYPICAL CHARACTERISTICS (±15 V GRAPHS) (continued)
T_A = 25°C, G = 2, R_F = 499 Ω, R_L = 1 kΩ, Unless otherwise noted.
SECOND ORDER
HARMONIC DISTORTION
vs
FREQUENCY
−30
Gain = 2
−40
R_F = 499 Ω,
C_F = 8.2 pF
V_O = 2 V_PP
−50
−60
R_L = 100 Ω
−70
R_L = 1 kΩ
−80
−90
1M
10 M
f − Frequency − Hz
Figure 7.
100 M
THIRD ORDER
HARMONIC DISTORTION
vs
FREQUENCY
-30
Gain = 2
-40 R_F = 499 W
C_F = 8.2 pF
-50
V_O = 2 V_PP
-60 ^{RL = 100 W}
-70
-80
-90
-100
R_L = 1 kW
-1 10
1M
10 M
f - Frequency - Hz
100 M
Figure 8.
SLEW RATE
vs
OUTPUT VOLTAGE
1200
1000
G = 5,
R_F = 499 Ω,
R_G = 124 Ω
800
600
400
200
0
0
2
4
6
8
10 12
V_O − Output Voltage − V_PP
Figure 10.
OPEN-LOOP GAIN
vs
TEMPERATURE
82
81
80
79
78
77
76
75
74
73
72
−40 −30−20 −10 0 10 20 30 40 50 60 70 80 90
T_C − Case Temperature − °C
Figure 11.
INPUT VOLTAGE
vs
FREQUENCY
100
QUIESCENT CURRENT
vs
SUPPLY VOLTAGE
12
T_A = 85°C
11.5
11
T_A = 25°C
10
10.5
T_A = −40°C
10
9.5
1
10
100
1k
10 k 100 k
f − Frequency − Hz
Figure 13.
9
0 2 4 6 8 10 12 14 16
V_S − Supply Voltage − +V
Figure 14.
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HARMONIC DISTORTION
vs
OUTPUT VOLTAGE SWING
-50
G = 2,
-55 R_F = 499 W,
HD2, R_L = 100 W
C_F = 8.2 pF,
-60 f = 4 MHz _{HD3, RL = 100 W}
-65
-70
-75
HD2, R_L = 1 kW
-80
-85
-90
HD3, R_L = 1 kW
-95
-100
0
0.5 1 1.5 2 2.5 3 3.5 4
V_O - Output Voltage Swing - V_PP
Figure 9.
OPEN-LOOP GAIN AND PHASE
vs
FREQUENCY
90
50
80
25
70
0
60
−25
50
−50
40
−75
30
−100
20
−125
10
−150
0
−10
1 k 10 k 100 k 1 M 10 M 100 M
f − Frequency − Hz
−175
−200
1G
Figure 12.
INPUT BIAS CURRENT
vs
TEMPERATURE
800
700
600
500
400
300
200
100
0
−40 −30 −20−10 0 10 20 30 40 50 60 70 80 90
T_A − Free-Air Temperature − °C
Figure 15.
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