OPA4820 Datasheet, PDF (9/35 Pages) Texas Instruments – Quad, Unity-Gain Stable, Low-Noise, Voltage-Feedback Operational Amplifier

OPA4820
www.ti.com
TYPICAL CHARACTERISTICS: V_S = ±5V (continued)
RF = 402Ω, RL = 100Ω, and G = +2, unless otherwise noted.
SUPPLY AND OUTPUT CURRENT vs TEMPERATURE
110
26
100
Total Supply Current
24
Right Scale
90
Sourcing Output Current
22
Left Scale
80
20
Sinking Output Current
Left Scale
70
−50 −25
18
0
25
50
75 100 125
Ambient Temperature (_ C)
SBOS317D − SEPTEMBER 2004 − REVISED AUGUST 2008
COMMON−MODE INPUT RANGE AND OUTPUT SWING
vs SUPPLY VOLTAGE
6
R_L ≥ 500Ω
5
+V_IN
4
− V_IN
3
+V_OUT
2
−V_OUT
1
0
2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0
Supply Voltage (±V_S)
COMMON−MODE AND DIFFERENTIAL
INPUT IMPEDANCE
10M
Common−Mode Input Impedance
1M
100k
10k
Differential Input Impedance
1k
100
1k
10k 100k
1M
10M 100M
Frequency (Hz)
−10
−20
−30
−40
−50
−60
−70
−80
1
CROSSTALK vs FREQUENCY
All Hostile Crosstalk
1V_PP Output, 3 Channels, 100Ω Load
Channel−to−Channel Crosstalk
1V_PP Output, 1 Channel, 100ΩLoad
10
100
Frequency (MHz)
9