LT1677 Datasheet, PDF (7/16 Pages) Linear Technology – Low Noise, Rail-to-Rail Precision Op Amp

TYPICAL PERFOR A CE CHARACTERISTICS
LT1677
Supply Current vs Supply Voltage
4
T_A = 125°C
3
T_A = 25°C
T_A = –55°C
2
1
0
±5
±10
±15
±20
SUPPLY VOLTAGE (V)
1677 G28
Common Mode Rejection Ratio
vs Frequency
160
V_S = ±15V
140 ^TA ^{= 25°C}
V_EM = 0V
120
100
80
60
40
20
0
1k
10k
100k
1M
10M
FREQUENCY (Hz)
1677 G14
Power Supply Rejection Ratio
vs Frequency
160 _{VS = ±15V}
140 ^{TA = 25°C}
120
100
NEGATIVE SUPPLY
80
POSITIVE SUPPLY
60
40
20
0
1 10 100 1k 10k 100k 1M
FREQUENCY (Hz)
1677 G15
Voltage Gain vs Frequency
180
V_S = ±15V
T_A = 25°C
140
100
V_CM = 0V
V_CM = V_EE
V_CM = V_CC
60
20
Gain, Phase Shift vs Frequency
50
100
V_S = ±15V
V_CM = 0V
40
T_A = 25°C 80
C_L = 10pF
30
60
20
40
10
20
0
0
–20
0.01
–10
1
100 10k 1M 100M ^0.1
FREQUENCY (Hz)
1677 G16
1
10
FREQUENCY (MHz)
–20
100
1677 G17
PM, GBWP, SR vs Temperature
70
V_S = ±15V
PHASE
C_L = 15pF
60
8
GBW
50
7
6
3
5
4
SLEW
2
1
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
1677 G29
Large-Signal Transient Response
10V
– 10V
A_VCL = – 1
V_S = ±15V
Overshoot vs Load Capacitance
60
V_S = ±15V
T_A = 25°C
50 RL = 10k TO 2k
40
RISING
30
EDGE
20
FALLING
10
EDGE
0
10
100
1000
CAPACITANCE (pF)
1677 G30
Small-Signal Transient Response
50mV
0
– 50mV
A_VCL = 1
V_S = ±15V
C_L = 15pF
7