OPA192 datasheet(16/51 Pages) TI

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7.8 Typical Characteristics (continued)

at TA = 25°C, VS = ±18 V, VCM = VS / 2, RLOAD = 10 kΩ connected to VS / 2, and CL = 100 pF (unless otherwise noted)

-140

-120

-100

-80

-60

-40

0.00001

0.0001

0.001

0.01

0.1

200

20k

Frequency (Hz)

G = -1, 2k-

Load

G = -1, 600-

Load

G = -1, 10k-

Load

G = +1, 2k-

Load

G = +1, 600-

Load

G = +1, 10k-

Load

C004

VOUT = 3.5 V

VRMS, BW = 90 kHz

Figure 7-19. THD+N Ratio vs Frequency

-140

-120

-100

-80

-60

-40

0.00001

0.0001

0.001

0.01

0.1

0.01

0.1

Output Amplitude (V

RMS)

G = -1, 600-

Load

G = -1, 2k-

Load

G = -1, 10k-

Load

G = +1, 600-

Load

G = +1, 2k-

Load

G = +1, 10k-

Load

C004

f = 1 kHz,

BW = 90 kHz

Figure 7-20. THD+N vs Output Amplitude

0.3

0.6

0.9

1.2

1.5

Supply Voltage (V)

C001

S = 4.5 V

Figure 7-21. Quiescent Current vs Supply Voltage

0.5

1.5

±75

±50

±25

100

125

150

Temperature (ƒC)

C001

S = ± 18 V

S = ± 2.25 V

Figure 7-22. Quiescent Current vs Temperature

0.001

0.01

0.1

120

130

140

150

160

170

180

±50

±25

100

125

Temperature (ƒC)

C001

S = ± 18 V

S = ± 2.25

10-kΩ Load

Figure 7-23. Open-Loop Gain vs Temperature

0.001

0.01

0.1

120

130

140

150

160

170

180

±50

±25

100

125

Temperature (ƒC)

C001

S = ± 18 V

S = ± 2.25

2-kΩ Load

Figure 7-24. Open-Loop Gain vs Temperature

OPA189, OPA2189, OPA4189

SBOS830G – SEPTEMBER 2017 – REVISED APRIL 2021

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