Datasheet

LTC6255/LTC6256/LTC6257
625567fb
11
typicAl perForMAnce chArActeristics
Small-Signal Response Small-Signal Response
TIME (µs)
0
VOLTAGE (V)
0.05
–0.01
0.04
0.02
0
–0.03
0.03
0.01
–0.04
–0.02
–0.05
60
625567 G31
100804020
V
S
= ±0.9V
A
V
= 1
R
LOAD
= 10kΩ
C
LOAD
= 10pF
C
LOAD
= 100pF
C
LOAD
= 1nF
C
LOAD
= 10nF
Supply Current vs SHDN Pin
Voltage
Supply Current vs SHDN Pin
Voltage
Large-Signal Response
V
SHDN
(V)
0 1.0
SUPPLY CURRENT (µA)
80
20
70
50
30
60
40
10
0
1.60.4
625567 G35
2.01.80.2 1.40.6 1.20.8
125°C
–40°C
25°C
V
S
= 1.8V, 0V
V
CM
= 0.4V
V
SHDN
(V)
0 1.0
SUPPLY CURRENT (µA)
90
80
20
70
50
30
60
40
10
0
0.4
625567 G36
1.60.2 1.40.6 1.20.8
125°C
–40°C
25°C
V
S
= 5V, 0V
V
CM
= 0.4V
Output Impedance vs Frequency
TIME (µs)
0
VOLTAGE (V)
2.5
–0.5
2.0
1.0
0
–1.5
1.5
0.5
–2.0
–1.0
–2.5
60
625567 G32
100804020
V
S
= ±2.5V
A
V
= 1
C
LOAD
= 100nF
TIME (µs)
0
VOLTAGE (V)
0.05
–0.01
0.04
0.02
0
–0.03
0.03
0.01
–0.04
–0.02
–0.05
600
625567 G33
1000
800400200
V
S
= ±2.5V
A
V
= 1
C
LOAD
= 100nF
OUTPUT IMPEDANCE (Ω)
1000
100
10
1
0.1
0.01
625567 G34
FREQUENCY (Hz)
0.01 0.1 100 10k1k101
A
V
= 10
A
V
= 1
V
S
= ±2.5V
V
CM
= 0V