Datasheet

TLE208x, TLE208xA, TLE208xY
EXCALIBUR HIGH-SPEED JFET-INPUT
OPERATIONAL AMPLIFIERS
SLOS182B – FEBRUARY 1997 – REVISED JUNE 2001
62
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
†
Figure 66
Gain Margin – dB
6
4
2
0
0204060
8
GAIN MARGIN
vs
LOAD CAPACITANCE
10
80 100
V
CC±
= ±15 V
V
IC
= 0
V
O
= 0
R
L
= 2 kΩ
T
A
= 25°C
C
L
– Load Capacitance – pF
Figure 67
30°
20°
10°
0°
40°
50°
60°
70°
80°
90°
xm – Phase Margin
–75 – 55 – 35 –15 5 25 45
PHASE MARGIN
vs
FREE-AIR TEMPERATURE
65 85 105
m
φ
V
CC±
= ±15 V
V
CC±
= ±15 V
V
CC±
= ±5 V
V
CC±
= ±5 V
125
V
IC
= 0
V
O
= 0
C
L
= 25 pF
C
L
= 100 pF
T
A
– Free-Air Temperature – °C
R
L
= 2 kΩ
Figure 68
PHASE MARGIN
vs
SUPPLY VOLTAGE
048121620
V
IC
= 0
V
O
= 0
R
L
= 2 kΩ
T
A
= 25°C
0°
10°
90°
80°
30°
20°
40°
50°
60°
70°
C
L
= 25 pF
C
L
= 100 pF
|V
CC±
| – Supply Voltage – V
xm – Phase Margin
m
φ
Figure 69
0°
10°
90°
80°
V
IC
= 0
V
O
= 0
R
L
= 2 kΩ
T
A
= 25°C
V
CC±
= ±15 V
V
CC±
= ±5 V
PHASE MARGIN
vs
LOAD CAPACITANCE
30°
20°
40°
50°
60°
70°
0 20 40 60 80 100
C
L
– Load Capacitance – pF
xm – Phase Margin
m
φ
†
Data at high and low temperatures are applicable only within the rated operating free-air temperature ranges of the various devices.