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OPA237 Datasheet, PDF (8/10 Pages) Burr-Brown (TI) – SINGLE-SUPPLY OPERATIONAL AMPLIFIERS MicroAmplifier ™ Series
TYPICAL PERFORMANCE CURVES (CONT)
At TA = +25°C and RL = 10kΩ, unless otherwise noted.
SMALL-SIGNAL STEP RESPONSE
G = 1, CL = 100pF, VS = +5V
SMALL-SIGNAL STEP RESPONSE
G = 1, CL = 220pF, VS = +5V
1µs/div
2µs/div
LARGE-SIGNAL STEP RESPONSE
G = 1, CL = 100pF, VS = +5V
10µs/div
V+
(V+) –0.5
(V+) –1
(V+) –1.5
(V+) –2
OUTPUT VOLTAGE SWING vs OUTPUT CURRENT
+125°C
Sourcing Current
+25°C
–55°C
(V–) +2
(V–) +1.5
(V–) +1
(V–) +0.5
V–
0
–55°C
Sinking Current
+125°C
+125°C
+25°C
1
2
3
4
5
Output Current (mA)
SETTLING TIME vs GAIN
100
VS = +5V,
3V Step
VS = ±15V,
10V Step
10
VS = +2.7V,
1V Step
1
–1
–10
Gain (V/V)
0.01%
0.1%
–100
SMALL-SIGNAL OVERSHOOT
vs LOAD CAPACITANCE
70
G = +1, VS = +2.7V, +5V
60
G = +1, VS = ±15V
G = –1, VS = +2.7V, +5V
50
G = –1, VS = ±15V
G = –2, VS = +2.7V, +5V
40
G = –2, VS = ±15V
G = –10, VS = +2.7V,
30
+5V, ±15V
20
10
0
10
100
1k
10k
Load Capacitance (pF)
®
OPA237, 2237, 4237
8