TS1871A STMicroelectronics, TS1871A Datasheet - Page 13

• Manufacturer Part Number: TS1871A
• Description: 1.8V Input/Output Rail-to-Rail Low Power Operational Amplifiers
• Manufacturer: STMicroelectronics

TS187x, TS187xA
Figure 31. Slew rate vs. temperature at
Figure 33. Phase margin vs. load capacitor
Figure 35. Gain margin vs. output current
-10
-10
-15
-15
-20
-20
-25
-25
0.70
0.70
0.65
0.65
0.60
0.60
0.55
0.55
0.50
0.50
0.45
0.45
0.40
0.40
0.35
0.35
-10
-10
60
60
50
50
40
40
30
30
20
20
10
10
-5
-5
0
0
0
0
-10
-10
10
10
-40
-40
Vcc = 3V
Vcc = 3V
gain = +1
gain = +1
Vin = 1 to 2V
Vin = 1 to 2V
RL = 10kohm
RL = 10kohm
CL = 100 pF
CL = 100 pF
-20
-20
Vcc = 3 V
0
0
-5
-5
DC output current (mA)
DC output current (mA)
Load capacitor (pF)
Load capacitor (pF)
20
20
Temperature (°C)
Temperature (°C)
40
40
100
100
0
0
60
60
positive slew rate
positive slew rate
negative slew rate
negative slew rate
80
80
Vcc = 1.8V
Vcc = 1.8V
RL = 1 kOhm
RL = 1 kOhm
CL = 220 pF
CL = 220 pF
Vcc = 1.8V
Vcc = 1.8V
gain = 40dB
gain = 40dB
RL = 1Kohm
RL = 1Kohm
5
5
100
100
120
120
Doc ID 6992 Rev 5
1000
1000
140
140
10
10
Figure 32. Slew rate vs. temperature at
Figure 34. Phase margin vs. output current
Figure 36. Equivalent input noise vs.
0.75
0.75
0.70
0.70
0.65
0.65
0.60
0.60
0.55
0.55
0.50
0.50
0.45
0.45
0.40
0.40
0.35
0.35
80
80
75
75
70
70
65
65
60
60
55
55
50
50
45
45
40
40
35
35
30
30
25
25
20
20
15
15
10
10
5
5
1E+1
1E+1
-10
-10
-40
-40
Vcc = 5V
Vcc = 5V
gain = +1
gain = +1
Vin = 2 to 3V
Vin = 2 to 3V
RL = 10kohms
RL = 10kohms
CL = 100 pF
CL = 100 pF
Vcc = 1.8V
Vcc = 1.8V
gain = 100
gain = 100
Rs = 100 ohms
Rs = 100 ohms
-20
-20
Vcc = 5 V
frequency
1E+2
1E+2
0
0
-5
-5
DC output current (mA)
DC output current (mA)
20
20
Frequency (Hz)
Frequency (Hz)
Temperature (°C)
Temperature (°C)
Electrical characteristics
40
40
1E+3
1E+3
0
0
positive slew rate
positive slew rate
60
60
negative slew rate
negative slew rate
80
80
Vcc = 1.8V
Vcc = 1.8V
RL = 1 kOhm
RL = 1 kOhm
CL = 220 pF
CL = 220 pF
1E+4
1E+4
100
100
5
5
120
120
1E+5
1E+5
13/25
140
140
10
10