LT1077_15 Datasheet, PDF (8/16 Pages) Linear Technology – Micropower, Single Supply, Precision Op Amp

LT1077
TYPICAL PERFOR A CE CHARACTERISTICS
Minimum Supply Voltage
100
V ^– = 0V
70°C
– 0.1 ≤ V_CM ≤ 0.4V
0
–100
125°C
Warm-Up Drift
0.8
V_S = ±15V
T_A = 25°C
WARM UP DRIFT
0.6 AT V_S = 5V, 0V IS
IMMEASURABLY LOW
–200
NON
0.4
0°C –55°C
FUNCTIONAL
25°C
–300
0.2
–400
–500
0
1
2
3
POSITIVE SUPPLY VOLTAGE (V)
LT1077 • TPC19
Output Saturation vs Temperature
vs Sink Current
1000
V_S = 5V, 0V
I_SINK = 2mA
I_SINK = 1mA
100
I_SINK = 100µA
I_SINK = 10µA
0
0
1
2
3
TIME AFTER POWER ON (MINUTES)
LT1077 • TPC20
Output Voltage Swing vs
Load Current
V⁺
125°C ^25°C
V⁺ – 1 _{–55°C}
V⁺ – 2
I_SINK = 1µA
10
NO LOAD
0
–50 –25
R_L = 5k TO GROUND
0 25 50 75 100 125
TEMPERATURE (°C)
LT1077 • TPC22
V^– + 2
V^– + 1
125°C
25°C
V^–
0.01
0.1
–55°C
1
10
SOURCING OR SINKING LOAD CURRENT (mA)
LT1077 • TPC23
Common Mode Range vs
Temperature
V⁺
V⁺ = 2.5V TO 18V
V^– = 0V TO –18V
V⁺ – 1
V⁺ – 2
V^– + 1
V^–
V^– – 1
– 50 –25
0 25 50 75 100 125
TEMPERATURE (°C)
LT1077 • TPC25
Undistorted Output Swing
vs Frequency
30
T_A = 25°C
LOAD R_L, TO GROUND
5
V_S = 5V, 0V, R_L ≥ 100k
20
V_S = 5V, 0V
R_L ≥ 1k
4
V_S = ±15V
R_L ≥ 100k
3
10
2
0
100
V_S = ±15V
R_L = 30k
1k
10k
FREQUENCY (Hz)
1
0
100k
LT1077 • TPC26
Voltage Gain vs Load Resistance
10M
1. 25°C
1
2. –55°C V_S = ±15V
3. 125°C
2
3
4
1M
5
6
100k
100
4. –55°C
5. 25°C V_S = 5V, 0V
6. 125°C
1k
10k
100k
1M
LOAD RESISTANCE TO GROUND (Ω)
LT1077 • TPC21
Short-Circuit Current vs
Time
40
30
T_A = 25°C, V_S = 5V, 0V
20
T_A = 25°C, V_S = ±15V
10
T_A = 125°C, V_S = 5V, 0V
0
T_A = 125°C, V_S = ±15V
– 10
T_A = 125°C, V_S = ±15V
– 20
– 30
T_A = 25°C, V_S = ±15V
– 40
0
1
2
3
TIME FROM OUTPUT SHORT TO GROUND (MINUTES)
LT1077 • TPC24
Closed Loop Output
Impedance
1k
100
A_V = 100
10
A_V = 1
A_V = 10
1
0.1
10
100 1k 10k 100k
FREQUENCY (Hz)
LT1077 • TPC27
1077fa
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