OP97FSZ datasheet(9/16 Pages) AD

9 / 16 page

OP97

Rev. F | Page 9 of 16

–20

135

180

225

–40

–60

10M

100

10k

100k

FREQUENCY (Hz)

GAIN

PHASE

TA = +125°C

TA = –55°C

TA = +125°C

TA = –55°C

VS = ±15V

CL = 20pF

RL = 1MΩ

100pF OVERCOMPENSATION

Figure 20. Open-Loop Gain, Phase vs. Frequency (COC = 0 pF)

0.1

0.01

0.001

0.0001

100

10k

FREQUENCY (Ω)

AVCL = 100

AVCL = 10

AVCL = 1

TA = 25°C

VS = ±15V

RL = 10kΩ

1% THD

VOUT = 3V rms

Figure 21. Total Harmonic Distortion Plus Noise vs. Frequency

100

10k

LOAD CAPACITANCE (pF)

TA = 25°C

VS = ±15V

AVCL = +1

VOUT = 100mV p-p

COC = 0pF

+EDGE

–EDGE

Figure 22. Small Signal Overshoot vs. Capacitive Load

–20

135

180

225

–40

–60

10M

100

10k

100k

FREQUENCY (Hz)

GAIN

PHASE

TA = +125°C

TA = –55°C

TA = +125°C

TA = –55°C

VS = ±15V

CL = 20pF

RL = 1MΩ

100pF OVERCOMPENSATION

Figure 23. Open-Loop Gain, Phase vs. Frequency (COC = 100 pF)

0.1

0.01

0.001

100

10k

OVERCOMPENSATION CAPACITOR (pF)

TA = +125°C

TA = –55°C

RL = 10kΩ

VS = ±15V

CL = 100pF

Figure 24. Slew Rate vs. Overcompensation

1000

100

10k

OVERCOMPENSATION CAPACITOR (pF)

TA = +125°C

TA = –55°C

VS = ±15V

CL = 20pF

RL = 1MΩ

AV = 100

Figure 25. Gain Bandwidth Product vs. Overcompensation

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