8
LT1078/LT1079
10789fe
TYPICAL PERFORMANCE CHARACTERISTICS
U
W
LOAD RESISTANCE TO GROUND (
Ω)
100
100k
VOLTAGE
GAIN
(V/V)
1M
10M
10k
100k
1k
1M
LT1078/79 TPC18
25
°C
–55
°C
125
°C
25
°C
–55
°C
125
°C
VS = ±15V
VS = 5V, 0V
Minimum Supply Voltage
POSITIVE SUPPLY VOLTAGE (V)
0
INPUT
OFFSET
VOLTAGE
(
μ
V)
100
0
–100
–200
–300
–400
–500
LT1078/79 TPC16
1
23
V– = 0V
–0.1V
≤ VCM ≤ 0.4V
125
°C
–55
°C
0
°C
25
°C
70
°C
NONFUNCTIONAL
Voltage Gain vs Frequency
FREQUENCY (Hz)
0.01
VOLTAGE
GAIN
(dB)
1M
LT1078/79 TPC10
1
100
10k
140
120
100
80
60
40
20
0
–20
0.1
10
1k
100k
VS = ±15V
VS = 5V, 0V
TA = 25°C
Slew Rate, Gain Bandwidth
Product and Phase Margin vs
Temperature
TEMPERATURE (
°C)
–50
GAIN
BANDWIDTH
PRODUCT
(kHz)
SLEW
RATE
(V/
μ
s)
PHASE
MARGIN
(DEG)
0.12
0.10
0.08
0.06
0.04
240
220
200
180
160
80
70
60
50
40
0
50
75
LT1078/79 TPC13
–25
25
100
125
SLEW =
±15V
GBW =
±15V
GBW = 5V, 0V
SLEW = 5V, 0V
φM = ±15V
φM = 5V, 0V
fO = 20kHz
Large-Signal Transient Response
VS = 5V, 0V
1V/DIV
AV = 1, NO LOAD
50
μs/DIV
INPUT PULSE 0V TO 3.8V
LT1078/79 TPC27
0V
Warm-Up Drift
TIME AFTER POWER-ON (MINUTES)
0
CHANGE
IN
OFFSET
VOLTAGE
(
μ
V)
LT1078/79 TPC17
12
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
3
TA = 25°C
VS = ±15V
WARM UP DRIFT
AT VS = 5V, 0V IS
IMMEASURABLY LOW
LT1079
LT1078
Large-Signal Transient Response
VS = ±15V
5V/DIV
AV = 1
100
μs/DIV
NO LOAD
LT1078/79 TPC28
0V
Voltage Gain vs Load Resistance
Capacitive Load Handling
CAPACITIVE LOAD (pF)
10
OVERSHOOT
(%)
120
100
80
60
40
20
0
10000
LT1078/79 TPC12
1000
100
TA = 25°C
VS = 5V, 0V
AV = 1
AV = 10
AV = 5
Gain, Phase vs Frequency
FREQUENCY (kHz)
30
20
10
0
–10
100
300
LTC1078/79 TPC11
VOLTAGE
GAIN
(dB)
100
120
140
160
180
200
PHASE
SHIFT
(DEG)
10
1000
PHASE
MARGIN
66
°
PHASE
MARGIN
54
°
5V, 0V
±15V
5V, 0V
TA = 25°C
CL = 20pF
GAIN