SGM8651 Datasheet, PDF (4/17 Pages) SG Micro Corp – 50MHz, Rail-to-Rail Output CMOS Operational Amplifier

TYPICAL PERFORMANCE CHARACTERISTICS
At T_A= +25℃, V_S = +5V, G = +2, R_F = 887Ω, R_G = 887Ω, C_L = 47pF ,and R_L= 600Ω, unless otherwise noted.
Closed-Loop Gain vs.Frequency
60
V_S = 5V
40
G = +100
R_L = 600Ω
C_L = 47pF
20
G = +10
0
G = +1
-20
-40
0.01 0.1
1
10
100 1000
Frequency(MHz)
Capacitive Load vs.Frequency
6
Vo = 0.1V_P-P
3 _{G = +1}
C_L = 100pF
C_L = 47pF
0
C_L = 30pF
-3
V+
-6
VIN +
R_s
SGM8653
Vo
-
-9
V-
CL
C_L = 20pF
-12
-15
0.1
RF = 887Ω
(RL is
Optional)
1
10
100
Frequency(MHz)
1000
Output Impedance vs.Frequency
20
16
12
G = +100
8
G = +10
G = +1
4
0
0.1
1
10
100 1000 10000
Frequency(KHz)
Large Signal Step Response
Vs = 5V
C_L = 47pF
V_IN = 2V
G = +1
Small Signal Overshoot vs.Load Capacitance
30
Vo = 0.2V_P-P
25 _{G = + 1}
-overshoot
20
15
10
+overshoot
5
0
0 10 20 30 40 50 60 70
Capacitance(pF)
Small Signal Step Response
Vs = 5V
C_L = 47pF
V_IN = 200mV
G = +1
Time(100µs/div)
４
Time(400ns/div)
SGM8651/2/3/4/5