AD820 datasheet(8/16 Pages) AD

8 / 16 page

VS = 0V, 3V

VS = 15V

10M

100k

10k

100

100k

10k

LOAD RESISTANCE –

VS = 0V, 5V

Figure 9. Open-Loop Gain vs. Load Resistance

RL = 10k

RL = 100k

140

10M

100k

10k

–60

–40

120

100

–20

TEMPERATURE – C

RL = 600

VS = 0V, 5V

VS = 15V

Figure 10. Open-Loop Gain vs. Temperature

RL = 100k

RL = 600

300

–300

–200

–12

–100

–16

200

100

–4

–8

OUTPUT VOLTAGE – Volts

RL = 10k

Figure 11. Input Error Voltage vs. Output Voltage for

Resistive Loads

NEG RAIL

POS RAIL

RL = 2k

RL = 20k

POS

RAIL

RL = 100k

–40

300

–20

180

240

120

OUTPUT VOLTAGE FROM VOLTAGE RAILS – mV

NEG RAIL

POS RAIL

Figure 12. Input Error Voltage with Output Voltage within

300 mV of Either Supply Rail for Various Resistive Loads;

VS = ±5 V

100

10k

100

FREQUENCY – Hz

Figure 13. Input Voltage Noise vs. Frequency

RL = 10k

ACL = –1

VS = 0V, 5V; VOUT = 4.5V p-p

VS = 0V, 3V; VOUT = 2.5V p-p

VS = 5V; VOUT = 9V p-p

–40

–90

–110

100

100k

10k

–60

–100

–80

–70

–50

FREQUENCY – Hz

VS = 15V; VOUT = 20V p-p

Figure 14. Total Harmonic Distortion vs. Frequency

AD820–Typical Characteristics

REV. B

–8–

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