OPA2111 Datasheet, PDF (6/15 Pages) Burr-Brown (TI) – Dual Low Noise Precision Difet OPERATIONAL AMPLIFIER

TYPICAL PERFORMANCE CURVES (CONT)
T_A = +25°C, and V_CC = ±15VDC unless otherwise noted.
TOTAL INPUT VOLTAGE NOISE SPECTRAL DENSITY
AT 1kHz vs SOURCE RESISTANCE
1k
E_O
100
R_S
BM
OPA2111 +
Resistor
10
1
100
Resistor Noise Only
1k
10k
100k
1M
Source Resistance (Ω)
10M 100M
COMMON-MODE REJECTION
vs INPUT COMMON-MODE VOLTAGE
120
110
100
90
80
70
–15
–10
–5
0
5
10
15
Common-Mode Voltage (V)
INPUT OFFSET VOLTAGE CHANGE
DUE TO THERMAL SHOCK
150
75
0 25°C
85°C
–75
AM
BM
T_A = 25°C to T_A = 85°C
Air Environment
–150
–1
0
1
2
3
4
5
Time From Thermal Shock (Minutes)
GAIN-BANDWIDTH AND SLEW RATE
vs TEMPERATURE
4
4
3
3
2
2
1
1
0
–75
–50 –25 0 25 50 75
Ambient Temperature (°C)
0
100 125
BIAS AND OFFSET CURRENT
vs INPUT COMMON-MODE VOLTAGE
10
10
Bias Current
1
1
Offset Current
0.1
0.1
0.01
–15
–10
–5
0
5
10
Common-Mode Voltage (V)
0.01
15
OPEN-LOOP GAIN vs TEMPERATURE
140
130
120
110
100
–75 –50 –25 0 25 50 75
Ambient Temperature (°C)
100 125
®
OPA2111
6