Datasheet

8
LT2078/LT2079
20789fa
TYPICAL PERFORMANCE CHARACTERISTICS
U
W
Supply Current vs Temperature
TEMPERATURE (°C)
–50
SUPPLY CURRENT PER AMPLIFIER (µA)
55
50
45
40
35
30
25
25 75
LT2078/79 • TPC21
–25 0
50 100 125
V
S
= ±15V
V
S
= 5V, 0V
Small-Signal Transient Response
V
S
= 5V, 0V
20mV/DIV
A
V
= 1 10µs/DIV
C
L
= 15pF
INPUT 50mV TO 150mV
LT2078/79 • TPC24
0V
Closed-Loop Output Impedance
FREQUENCY (Hz)
OUTPUT IMPEDANCE (Ω)
1k
100
10
1
0.1
LT2078/79 • TPC23
10 100 1k 10k 100k
A
V
= 100
A
V
= 10
A
V
= 1
Small-Signal Transient Response
V
S
= ± 15V
20mV/DIV
A
V
= 1 10µs/DIV
C
L
= 15pF
LT2078/79 • TPC26
0V
Common Mode Range vs
Temperature
TEMPERATURE (°C)
–50
COMMON MODE RANGE (V)
–25 0 25 50 75
LT2078/79 • TPC22
125
V
+
V
+
– 1
V
+
– 2
V
–
+ 1
V
–
V
–
– 1
100
V
+
= 2.5V TO 18V
V
–
= 0V TO –18V
Small-Signal Transient Response
V
S
= ± 2.5V
20mV/DIV
A
V
= 1 10µs/DIV
C
L
= 15pF
LT2078/79 • TPC25
0V
Large-Signal Transient Response
V
S
= 5V, 0V
1V/DIV
A
V
= 1, NO LOAD 50µs/DIV
INPUT PULSE 0V TO 3.8V
LT2078/79 • TPC27
Large-Signal Transient Response
V
S
= ± 15V
5V/DIV
A
V
= 1 100µs/DIV
NO LOAD
LT2078/79 • TPC28
0V
0V