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LMV321LICT Datasheet(PDF) 9 Page - STMicroelectronics

No. de pieza LMV321LICT
Descripción Electrónicos  Low-power, general-purpose operational amplifiers
PDF  20 Pages
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Fabricante Electrónico  STMICROELECTRONICS [STMicroelectronics]
Página de inicio  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

LMV321LICT Datasheet(HTML) 9 Page - STMicroelectronics

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DocID023066 Rev 2
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LMV321L, LMV358L, LMV324L
Electrical characteristics
20
Figure 8. Gain margin vs. load capacitor at
VCC = 5 V
Figure 9. Phase margin vs. load capacitor at
VCC = 5 V
100
1000
00
3
55
8
10
10
13
15
15
18
20
20
Rl=100kΩ
Vcc=5V
Vicm=2.5V
Vload=2.5V
T=25°C
T=125°C
T=-40°C
Rl=600Ω
Load Capacitor (pF)
100
1000
00
10
20
20
30
40
40
50
60
60
70
80
80
90
Rl=100kΩ
Vcc=5V
Vicm=2.5V
Vload=2.5V
T=25°C
T=125°C
T=-40°C
Rl=600Ω
Load Capacitor (pF)
Figure 10. Closed-loop gain in voltage follower
configuration for different capacitive loads
Figure 11. Phase margin vs. output current at
VCC = 5 V
1k
10k
100k
1M
10M
-15
-10
-10
-5
00
5
10
10
15
Vcc=5V
Vicm=2.5V
Rl=10kΩ
T=25°C
Cl=45pF
Cl=1000pF
Cl=100pF
Cl=200pF
Cl=500pF
Frequency (Hz)
-1.0 -0.8 -0.6 -0.4 -0.2 0.0
0.2
0.4
0.6
0.8
1.0
0
10
20
30
40
50
60
70
80
Sink
Source
Cl=200pF
Cl=100pF
Vcc=5V
Vicm=2.5V
Vload=2.5V
Rl=10KΩ
T=25°C
Output Current (mA)
Figure 12. Positive and negative slew rate vs.
supply voltage
Figure 13. Positive slew rate at VCC = 5 V with
Cl = 100 pF
3.0
3.0
3.5
4.0
4.0
4.5
5.0
5.0
5.5
-0.8
-0.5
-0.5
-0.3
0.0
0.0
0.3
0.5
0.5
0.8
T=-40°C
T=25°C
T=125°C
T=-40°C
Cl=100pF
Rl=2kΩ
Vicm=Vcc/2
Vload=Vcc/2
T=125°C
T=25°C
Supply Voltage (V)
-1
0
1
2
3
4
56
78
9
-2.0
-2.0
-1.5
-1.0
-1.0
-0.5
0.0
0.0
0.5
1.0
1.0
1.5
2.0
2.0
Vcc=5V
Vicm=Vcc/2
Cl=100pF
Rl=1MΩ
T=25°C
T=125°C
T=-40°C
Time (µs)



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