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| SGM8621 Datasheet, PDF (6/18 Pages) SG Micro Corp – 250μA, 3MHz, Rail-to-Rail I/O CMOS Operational Amplifier | |||
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TYPICAL PERFORMANCE CHARACTERISTICS
(At TA = +25â,VCM = Vs/2, RL = 600â¦, unless otherwise noted)
Open-Loop Gain vs.Temperature
120
RL = 10KΩ
110
100
90
RL = 600Ω
80
70
-50 -30 -10
10 30 50 70
Temperature(â)
90 110 130
Shutdown Current vs.Temperature
210
180
150
VS = 5V
120
VS = 3V
90
60
VS = 2.5V
30
0
-50 -30 -10 10 30 50 70
Temperature(â)
90 110 130
Output Voltage Swing vs.Output Current
3
Sourcing Current
2 VS = 3V
135â
1
25â
-50â
Sinking Current
0
0
10
20
30
40
50
Output Current(mA)
Supply Current vs.Temperature
350
325
300
275
250
225
VS = 2.5V
200
VS = 3V
VS = 5V
175
150
-50 -30 -10
10 30 50 70
Temperature(â)
90 110 130
Output Voltage Swing vs.Output Current
5
Sourcing Current
4
135â
3
VS = 5V
2
135â
25â
1
25â
-50â
-50â
Sinking Current
0
0 10 20 30 40 50 60 70
Output Current(mA)
Closed-Loop Output Voltage Swing
3
2.5
2
1.5
1
0.5
0
10
Vs = 2.7V
VIN = 2.6VP-P
TA = 25â
RL = 10KΩ
G=1
100
1000
Frequency(kHz)
10000
ï¼
SGM8621/2/3 /4
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