High-Voltage, Precision, Low-Power Op Amps
Typical Operating Characteristics (continued)
(VCC = 15V, VEE = -15V, VCM = 0, RL = 10kΩ to GND, GND = 0, TA = +25°C, unless otherwise noted.)
OUTPUT IMPEDANCE vs. FREQUENCY
1000
100
10
1
0.1
0.01
0.1
1
10 100 1000 10,000
FREQUENCY (kHz)
100
90
80
70
60
50
40
30
20
10
0
1
INPUT VOLTAGE NOISE
vs. FREQUENCY
10 100 1000 10,000 100,000
FREQUENCY (Hz)
OPEN-LOOP GAIN vs. FREQUENCY
140
120
100
80
60
40
20
0
-20
0.00001 0.001 0.1
10
1000
0.0001 0.01
1
100 10,000
FREQUENCY (kHz)
CAPACITIVE LOAD vs. RESISTIVE LOAD
100,000
10,000
UNSTABLE
1000
STABLE
100
100
1000
10,000
RLOAD (Ω)
100,000
SMALL SIGNAL-STEP RESPONSE
MAX9943 toc18
LARGE SIGNAL-STEP RESPONSE
MAX9943 toc19
20mV/div
1V/div
OUT
1µs/div
OUT
10µs/div
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