ADA4870 데이터 시트보기 (PDF) - Analog Devices

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ADA4870

High Speed, High Voltage, 1 A Output Drive Amplifier

Analog Devices 

Data Sheet

–10

HD2 2V p-p, VS = ±5V

–20

HD3 2V p-p, VS = ±5V

HD2 20V p-p, VS = ±20V

–30

HD3 20V p-p, VS = ±20V

–40

–50

–60

–70

–80

–90

–100

–110

–120

0.01

0.1

1

10

FREQUENCY (MHz)

Figure 46. Harmonic Distortion vs. Frequency, CL = 300 pF, RS = 5 Ω,

RF = 1.21 kΩ, AV = −10

–60

HD2, CL = 300pF, RS = 5Ω

HD3, CL = 300pF, RS = 5Ω

HD2, RL = 25Ω

–70

HD3, RL = 25Ω

–80

–90

–100

–110

–120

0

5

10

15

20

VOUT (V p-p)

Figure 47. Harmonic Distortion vs. VOUT, VS = ±20 V, Frequency = 100 kHz,

RF = 1.21 kΩ, AV = −10

–30

HD2, CL = 300pF, RS = 5Ω

HD3, CL = 300pF, RS = 5Ω

HD2, RL = 25Ω

HD3, RL = 25Ω

–40

–50

–60

–70

0

5

10

15

20

VOUT (V p-p)

Figure 48. Harmonic Distortion vs. VOUT, VS = ±20 V, Frequency = 10 MHz,

RF = 1.21 kΩ, AV = −10

ADA4870

–10

HD2 2V p-p, VS = ±5V

–20

HD3 2V p-p, VS = ±5V

HD2 20V p-p, VS = ±20V

–30

HD3 20V p-p, VS = ±20V

–40

–50

–60

–70

–80

–90

–100

–110

–120

0.01

0.1

1

10

FREQUENCY (MHz)

Figure 49. Harmonic Distortion vs. Frequency, RL = 25 Ω,

RF = 1.21 kΩ, AV = −10

–60

–70

–80

–90

–100

–110

–120

0

HD2, CL = 300pF, RS = 5Ω

HD3, CL = 300pF, RS = 5Ω

HD2, RL = 25Ω

HD3, RL = 25Ω

5

10

15

20

VOUT (V p-p)

Figure 50. Harmonic Distortion vs. VOUT, VS = ±20 V, Frequency = 1 MHz,

RF = 1.21 kΩ, AV = −10

–30

–40

–50

–60

–70

0

HD2, CL = 300pF, RS = 5Ω

HD3, CL = 300pF, RS = 5Ω

HD2, RL = 25Ω

HD3, RL = 25Ω

5

10

15

20

VOUT (V p-p)

Figure 51. Harmonic Distortion vs. VOUT, VS = ±20 V, Frequency = 30 MHz,

RF = 1.21 kΩ, AV = −10

Rev. 0 | Page 15 of 24

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