OPA2613_14 Datasheet, PDF (15/34 Pages) Texas Instruments – Dual, Wideband, High Output Current, Operational Amplifier with Current Limit

OPA2613
www.ti.com
SBOS249H − JUNE 2003 − REVISED AUGUST 2008
TYPICAL CHARACTERISTICS: V_S = +5V, Differential Configuration
At T_A = +25°C, G_D = 4, R_F = 402Ω, and R_L = 70Ω, unless otherwise noted.
+5V
0.01µF
V_I
0.01µF
806Ω
806Ω
R_G
0.01µF
1/2
OPA2613
R_F
402Ω
R_F
402Ω
R_L V_I
806Ω
806Ω
1/2
OPA2613
G_D = 1 +
2R_F
R_G
DIFFERENTIAL SMALL−SIGNAL
FREQUENCY RESPONSE
3
R_L = 70Ω
G_D = 1
0
G_D = 2
−3
−6
−9
1
G_D = 4
G_D = 8
10
Frequency (MHz)
100 200
DIFFERENTIAL LARGE−SIGNAL
FREQUENCY RESPONSE
15
R_L = 70Ω
G_D = 4
12
V_O = 0.2V_PP
9
V_O = 1V_PP
6
V_O = 2V_PP
3
V_O = 5V_PP
0
1
10
100 200
Frequency (MHz)
DIFFERENTIAL DISTORTION vs LOAD RESISTANCE
−85
3rd−Harmonic
G_D = +4
R_L = 70Ω
V_O = 2V_PP
f = 1MHz
−90
2nd−Harmonic
−95
−100
10
100
1k
Resistance (Ω)
DIFFERENTIAL DISTORTION vs FREQUENCY
−75
G_D = 4V/V
R_L = 70Ω
−85 ^{VO = 2VPP}
3rd−Harmonic
−95
−105
2nd−Harmonic
−115
0.1
1
2
Frequency (MHz)
DIFFERENTIAL DISTORTION vs OUTPUT VOLTAGE
−85
G_D = 4V/V
R_L = 70Ω
f = 1MHz
3rd−Harmonic
2nd−Harmonic
−90
−95
0.1
1
Output Voltage Swing (V_PP)
10
15