OPA4830 Datasheet, PDF (10/45 Pages) National Semiconductor (TI) – Quad, Low-Power, Single-Supply, Wideband Operational Amplifier

OPA4830
SBOS350A – DECEMBER 2006 – REVISED MAY 2008.................................................................................................................................................... www.ti.com
TYPICAL CHARACTERISTICS: V_S = ±5V (continued)
At T_A = +25°C, G = +2V/V, R_F = 750Ω, and R_L = 150Ω to GND, unless otherwise noted (see Figure 74).
HARMONIC DISTORTION vs LOAD RESISTANCE
-50
-55
-60
2nd-Harmonic
-65
-70
-75
G = +2V/V
-80 _{VO = 2VPP}
f = 5MHz
-85
100
3rd-Harmonic
1k
Resistance (W)
Figure 8.
HARMONIC DISTORTION vs OUTPUT VOLTAGE
-55
G = +2V/V
-60 R_L = 500W
f = 5MHz
-65
2nd-Harmonic
-70
-75
-80
3rd-Harmonic
-85
-90
-95
0.1
1
10
Output Voltage (VPP)
Figure 10.
TWO-TONE, 3RD-ORDER INTERMODULATION SPURIOUS
-40
-45 ^PI
-50
1/4
50W OPA4830
750W
P_O
500W
20MHz
-55
750W
-60
-65
10MHz
-70
-75
5MHz
-80
-85
-90
-26
-20
-14
-8
-2
46
Single-Tone Load Power (2dBm/div)
Figure 12.
HARMONIC DISTORTION vs SUPPLY VOLTAGE
-40
-45
Input Limited for V_CM = 0V
-50
G = +2V/V
V_O = 2V_PP
R_L = 500W
-55
-60
2nd-Harmonic
-65
-70
-75
-80
3rd-Harmonic
-85
-90
2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0
Supply Voltage (V)
Figure 9.
HARMONIC DISTORTION vs FREQUENCY
-50
G = +2V/V
-55
-60
V_O = 2V_PP
2nd-Harmonic
R_L = 150W
-65
3rd-Harmonic
-70
-75
R_L = 150W
-80
-85
-90
-95
-100
2nd-Harmonic
R_L = 500W
3rd-Harmonic
R_L = 500W
-105
-110
0.1
1
10
Frequency (MHz)
Figure 11.
SUPPLY AND OUTPUT CURRENT vs TEMPERATURE
83
13
82
12
81
11
Output Current (sourcing)
80
10
Output Current (sinking)
79
9
78
77
-50
8
Quiescent Current (total, both amplifiers)
7
-25
0
25
50
75 100 125
Ambient Temperature (°C)
Figure 13.
10
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