ADA4620-2ARZ-R7 datasheet(28/49 Pages) AD

28 / 49 page

Data Sheet

ADA4620-1, ADA4620-2

analog.com

Rev. 0

28 of 49

Figure 90. ADA4620-1 Overshoot vs. Load Capacitance

(AV = −1)

Figure 91. ADA4620-2 Overshoot vs. Load Capacitance

(AV = −1)

Figure 92. No Phase Reversal (Sine Freq. = 1 kHz)

Figure 93. No Phase Reversal (Sine Freq. = 100 kHz)

Figure 94. Max. Undistorted Output Swing (THD 1%) vs.

Frequency

Figure 95. THD vs. Amplitude vs. RL (AV = +1)

VIN = 25mV p-p

AV = –1

RF = RG = 1kΩ

CF = 2.7pF

CAPACITANCE (pF)

100

1000

POSITIVE, RISO = 0Ω

NEGATIVE, RISO = 0Ω

POSITIVE, RISO = 25Ω

NEGATIVE, RISO = 25Ω

POSITIVE, RISO = 50Ω

NEGATIVE, RISO = 50Ω

VIN = 25mV p-p

AV = –1

RF = RG = 1kΩ

CF = 2.7pF

POSITIVE, RISO = 0Ω

NEGATIVE, RISO = 0Ω

POSITIVE, RISO = 25Ω

NEGATIVE, RISO = 25Ω

POSITIVE, RISO = 50Ω

NEGATIVE, RISO = 50Ω

CAPACITANCE (pF)

100

1000

AV = +1

VIN = 37V p-p

f = 1 kHz

CL = 50pF

VIN

VOUT, RL = 2kΩ

VOUT, RL = 10kΩ

TIME (100µs/DIV)

AV = +1

VIN = 37V p-p

f = 100kHz

CL = 50pF

VIN

VOUT, RL = 2kΩ

VOUT, RL = 10kΩ

TIME (1µs/DIV)

AV = –1

RF = 10kΩ

CF = OPEN

VSY = ±18V

VSY = ±5V

VSY = ±2.25V

FREQUENCY (kHz)

100

10k

AV = +1

VSY = ±18V

LOW TO HIGH VCM CROSSOVER

f = 1kHz, RL = 2kΩ

f = 10kHz, RL = 2kΩ

f = 100kHz, RL = 2kΩ

f = 1kHz, RL = 10kΩ

f = 10kHz, RL = 10kΩ

f = 100kHz, RL = 10kΩ

NOISE BW = 5kHz

NOISE BW = 50kHz

NOISE BW = 500kHz

AMPLITUDE (VRMS)

0.1

–180

–160

–140

–120

–100

–80

–60

–40

–20

0.0000001

0.000001

0.00001

0.0001

0.001

0.01

0.1

100

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