TL081_04 Datasheet, PDF (8/37 Pages) Texas Instruments – JFET-INPUT OPERATIONAL AMPLIFIERS

TL081, TL081A, TL081B, TL082, TL082A, TL082B
TL084, TL084A, TL084B
JFETĆINPUT OPERATIONAL AMPLIFIERS
SLOS081G − FEBRUARY 1977 − REVISED SEPTEMBER 2004
operating characteristics, V_CC± = ±15 V, T_A = 25°C
PARAMETER
TEST CONDITIONS
MIN TYP MAX UNIT
SR Slew rate at unity gain
tr
Rise time
Overshoot factor
VI = 10 V,
VI = 20 mV,
RL = 2 kΩ, CL = 100 pF, See Figure 1
RL = 2 kΩ, CL = 100 pF, See Figure 1
8
13
0.05
20
V/ µs
µs
%
Vn Equivalent input noise voltage RS = 20 Ω
f = 1 kHz
f = 10 Hz to 10 kHz
18
nV/√Hz
4
µV
In
Equivalent input noise current
THD Total harmonic distortion
RS = 20 Ω,
VIrms = 6 V,
f = 1 kHz
f = 1 kHz
AVD = 1,
RS ≤ 1 kΩ,
RL ≥ 2 kΩ,
0.01
0.003
pA/√Hz
%
PARAMETER MEASUREMENT INFORMATION
VI
CL = 100 pF
OUT
RL = 2 kΩ
1 kΩ
VI
10 kΩ
RL
OUT
CL = 100 pF
Figure 1
100 kΩ
C2
C1 500 pF
IN −
N1
OUT
Figure 3
Figure 2
TL081
IN −
OUT
IN +
N2
N1
100 kΩ
1.5 kΩ
VCC _−
Figure 4
8
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