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OPA234 Datasheet, PDF (8/23 Pages) Burr-Brown (TI) – Low Power, Precision SINGLE-SUPPLY OPERATIONAL AMPLIFIERS | |||
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TYPICAL CHARACTERISTIC CURVES (Cont.)
At TA = +25°C and RL = 10kâ¦, unless otherwise noted.
SMALL-SIGNAL STEP RESPONSE
G = 1, CL = 100pF, VS = +5V
SMALL-SIGNAL STEP RESPONSE
G = 1, CL = 10,000pF, VS = +5V
2µs/div
20µs/div
LARGE-SIGNAL STEP RESPONSE
G = 1, CL = 100pF, VS = +5V
10µs/div
1000
100
SETTLING TIME vs CLOSED-LOOP GAIN
CL = 100pF
VS = ±15V,
10V Step
10
VS = +2.7V,
1V Step
1
±1
VS = +5V,
3V Step
±10
Gain (V/V)
0.1%
0.01%
±100
V+
(V+) â0.5
(V+) â1.0
(V+) â1.5
(V+) â2.0
(V+) â2.5
(V+) â3.0
OUTPUT VOLTAGE SWING vs OUTPUT CURRENT
25°C
125°C
85°C
â55°C
â40°C
(Vâ) +3.0
(Vâ) +2.5
(Vâ) +2.0 125°C
(Vâ) +1.5
(Vâ) +1.0
(Vâ) +0.5
Vâ
0
85°C
25°C
±5
â40°C
â55°C
High output current may
not be available at low
supply voltages due to
output swing limitations.
±10
±15
Output Current (mA)
SMALL-SIGNAL OVERSHOOT
vs LOAD CAPACITANCE
70
60
VO = 100mVp-p
50
G = â2
40
G = â1,
G = +2
30
G = +1,
20
VS = ±15V
G = +1,
10 VS = +2.7, +5V
G = ±10
0
10pF
100pF
1nF
10nF
Load Capacitance
100nF
8
OPA234, OPA2234, OPA4234
www.ti.com
SBOS055B
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