Datasheet
Table Of Contents
- Specifications
- Pinout
- Package drawings
- Ordering Guide
- Features
- Applications
- Product Description
- Absolute Maximum Ratings
- Typical Characteristics
- APPLICATION NOTES Input Characteristics
- OUTPUT CHARACTERISTICS
- OFFSET VOLTAGE ADJUSTMENT
- DIAGRAMS
- Unity-Gain Follower
- Unity-Gain Follower
- Gain of Two Inverter
- Total Noise vs. Source Impedance
- Extending Unity Gain Follower Capacitive Load Capability Beyond 350 pF
- Offset Null
- Capacitive Load Tolerance vs. Noise Gain
- Single Supply Half- and Full-Wave Rectifier
- Single Supply 4.5 Volt Low Dropout Reference
- 10 Hz Sallen Key Low-Pass Filter

AD820
REV. A
–10–
1000
100
1
–60 –40 140120100806040200–20
10
TEMPERATURE – °C
OUTPUT SATURATION VOLTAGE – mV
I
SOURCE
= 10mA
I
SINK
= 10mA
I
SOURCE
= 1mA
I
SINK
= 1mA
I
SOURCE
= 10µA
I
SINK
= 10µA
Figure 19. Output Saturation Voltage vs. Temperature
TEMPERATURE – °C
SHORT CIRCUIT CURRENT LIMIT – mA
80
0
140
20
10
–40–60
40
30
50
60
70
120100806040200–20
V
S
= ±15V
V
S
= ±15V
V
S
= 0V, 5V
V
S
= 0V, 3V
V
S
= 0V, 5V
V
S
= 0V, 3V
–OUT
+
–
–
+
+
Figure 20. Short Circuit Current Limit vs. Temperature
TOTAL SUPPLY VOLTAGE – Volts
QUIESCENT CURRENT – µA
800
0
36
200
100
40
400
300
500
600
700
3028242016128
T = +125°C
T = +25°C
T = –55°C
Figure 21. Quiescent Current vs. Supply Voltage vs.
Temperature
FREQUENCY – Hz
POWER SUPPLY REJECTION – dB
120
60
0
10 100 10M1M100k10k1k
30
90
80
20
50
110
70
10
40
100
–PSRR
+PSRR
Figure 22. Power Supply Rejection vs. Frequency
FREQUENCY – Hz
OUTPUT VOLTAGE – V
30
15
0
10k 100k 10M1M
10
5
20
25
V
S
= ±15V
V
S
= 0V, 5V
V
S
= 0V ,3V
R1 = 2k
Figure 23. Large Signal Frequency Response
AD820–Typical Characteristics
REV. A–10–