|
OPA4820 Datasheet, PDF (12/35 Pages) Texas Instruments – Quad, Unity-Gain Stable, Low-Noise, Voltage-Feedback Operational Amplifier | |||
|
◁ |
OPA4820
SBOS317D â SEPTEMBER 2004 â REVISED AUGUST 2008
TYPICAL CHARACTERISTICS: VS = +5V (continued)
RF = 402â¦, RL = 100⦠to VS/2, and G = +2, unless otherwise noted.
www.ti.com
RECOMMENDED RS vs CAPACITIVE LOAD
100
0.1dB Peaking Targeted
10
1
1
10
100
1000
Capacitive Load (pF)
8
7
6
5
4
3
2
1
VI
0
â1
â2
â3
1
FREQUENCY RESPONSE vs CAPACITIVE LOAD
CL = 10pF
CL = 22pF
CL = 47pF
CL = 100pF
+5V
0.01µF
57.6â¦
806â¦
806⦠OPA820
402â¦
RS
VO
CL 1kâ¦(1)
402â¦
0.01µF
NOTE: (1) 1k⦠is optional.
10
100
Frequency (MHz)
300
TYPICAL DC DRIFT OVER TEMPERATURE
1.5
15
1.0
10
0.5
10x Input Offset Current (IOS)
Right Scale
5
0
Input Offset Voltage (VOS)
0
Left Scale
â0.5
â5
â1.0
â1.5
â50 â25
Input Bias Current (IB)
Right Scale
0
25 50 75 100
Ambient Temperature (_C)
â10
â15
125
SUPPLY AND OUTPUT CURRENT vs TEMPERATURE
90
23
85
22
Total Supply Current
Right Scale
80
21
75
20
70
Sinking Output Current
19
Left Scale
65
60
â50 â25
Sourcing Output Current 18
Left Scale
17
0
25
50
75 100 125
Ambient Temperature (_ C)
12
|
▷ |