Datasheet

LTC6084/LTC6085
7
60845fa
TYPICAL PERFORMANCE CHARACTERISTICS
Supply Current vs Supply Voltage Supply Current vs Temperature
Open-Loop Gain vs Frequency
CMRR vs Frequency
Output Impedance vs Frequency
Disabled Output Impedance
vs Frequency
TOTAL SUPPLY VOLTAGE (V)
0
SUPPLY CURRENT (µA)
140
100
60
20
120
80
40
0
1.5 3.50.5 2.5 4.5
60845 G10
51324
PER AMPLIFIER
V
CM
= 0.5V
T
A
= 25°C
TEMPERATURE (°C)
–55
SUPPLY CURRENT (µA)
140
120
100
130
110
90
–10 50–40 20 110
60845 G11
125–25 355658095
PER AMPLIFIER
V
CM
= 0.5V
V
S
= 5V
V
S
= 2.5V
FREQUENCY (Hz)
GAIN (dB)
PHASE (DEG)
60845 G12
100
90
–20
–10
20
10
0
30
40
50
60
70
80
–30
–40
100
–20
20
0
40
60
80
–40
1k 1M 10M100k10k
C
L
= 5pF
R
L
= 10k
V
CM
= V
S
/2
T
A
= 25°C
PHASE
GAIN
V
S
= 5V
V
S
= 2.5V
FREQUENCY (Hz)
CMRR (dB)
60845 G13
120
90
100
20
10
0
30
40
50
60
70
80
110
–10
1k 1M 10M100k10k
V
S
= 5V
V
CM
= 2.5V
R
L
= 1k
T
A
= 25°C
PSRR vs Frequency
FREQUENCY (Hz)
PSRR (dB)
60845 G14
100
90
20
30
40
50
60
70
80
10
0
–10
100 1k 1M 10M100k10k
V
S
= 5V
V
CM
= 2.5V
T
A
= 25°C
FREQUENCY (Hz)
OUTPUT IMPEDANCE (Ω)
60845 G15
10000
1
10
100
1000
0.1
0.01
0.001
100 1k 1M 10M 100M100k10k
V
S
= 5V
V
CM
= 2.5V
T
A
= 25°C
A
V
= 10
A
V
= 1
A
V
= 2
FREQUENCY (Hz)
OUTPUT IMPEDANCE (kΩ)
60845 G16
1000
100
1
10
0.1
100 1k 1M 10M100k10k
V
S
= 5V
V
CM
= 1V
A
V
= 1
T
A
= 25°C
Capacitive Load Handling
CAPACITIVE LOAD (pF)
OVERSHOOT (%)
60845 G17
40
20
15
10
5
25
30
35
0
10 100 1000
V
S
= 5V
V
CM
= 2.5V
A
V
= 1
R
S
= 50Ω
+
–
R
S
C
L
R
S
= 10Ω