OPA4131NAG4 Datasheet, PDF (6/20 Pages) Texas Instruments – General-Purpose FET-INPUT OPERATIONAL AMPLIFIERS

TYPICAL CHARACTERISTICS (Cont.)
At T_CASE = +25°C, V_S = ±15V, and R_L = 2kΩ, unless otherwise noted.
SMALL-SIGNAL STEP RESPONSE
G =1, C_L = 300pF
LARGE-SIGNAL STEP RESPONSE
G = 1, C_L = 300pF
200ns/div
1µs/div
SETTLING TIME vs CLOSED-LOOP GAIN
100
V_O = 10V Step
R_L = 2kΩ
C_L = 100pF
10
1
–1
0.01%
0.1%
–10
–100
Closed-Loop Gain (V/V)
–1000
SMALL-SIGNAL OVERSHOOT
vs LOAD CAPACITANCE
50
R_L = 2kΩ
Higher R_L value
40 ^{generally reduces}
overshoot.
G = +2
G = –1
30
20
G=1
G = ±10
10
0
100pF
1nF
Load Capacitance
10nF
OUTPUT VOLTAGE SWING vs OUTPUT CURRENT
15
14
V_IN = 15V
13
25°C
12
–55°C
11
10
125°C
–10
–11
125°C
25°C
–12
–55°C
–13
–14
–15
V_IN = –15V
0
5
10
15
20
25
30
Output Current (mA)
6
OPA131, 2131, 4131
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