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| CA3094 Datasheet, PDF (13/14 Pages) Intersil Corporation – 30MHz, High Output Current Operational Transconductance Amplifier (OTA) | |||
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CA3094, CA3094A, CA3094B
Typical Performance Curves (Continued)
50
V+ = +15V, V- = -15V
45 RS = 0â¦, TA = 25oC
FOR TEST CIRCUIT, SEE FIGURE 20
40
35
30
IABC = 5µA
25
500µA
20
50µA
15
10
101
102
103
FREQUENCY (Hz)
FIGURE 29. 1/F NOISE VOLTAGE vs FREQUENCY
100
V+ = +15V, V- = -15V
RS = 1Mâ¦, TA = 25oC
FOR TEST CIRCUIT, SEE FIGURE 20
10
IABC = 500µA
1.0
50µA
5µA
0.1
101
102
103
FREQUENCY (Hz)
FIGURE 30. 1/F NOISE CURRENT vs FREQUENCY
10000
FORCED BETA = 10
TA = 25oC
1000
V+ = 20V, VCE = 10V
TA = 25oC
1000
100
100
10
10
1
10
100
1000
COLLECTOR CURRENT (mA)
FIGURE 31. COLLECTOR EMITTER SATURATION VOLTAGE vs
COLLECTOR CURRENT OF OUTPUT
TRANSISTOR (Q13)
110
100
IABC = 500µA
90
50µA
80 5µA
70
PHASE ANGLE
60
(IABC = 500µA)
50
40
30
20
10
V+ = +15V, V- = -15V, RL = 2kâ¦
(TERMINAL 6 TO V-), TA = 25oC
0 FOR TEST CIRCUIT, SEE FIGURE 21
-10
1
101 102 103 104 105 106
FREQUENCY (Hz)
0
-50
-100
-150
-200
107
FIGURE 33. OPEN LOOP VOLTAGE GAIN vs FREQUENCY
3-24
1
1
10
100
1000
COLLECTOR CURRENT (mA)
FIGURE 32. COMPOSITE DC BETA vs COLLECTOR CURRENT
OF DARLINGTON CONNECTED OUTPUT
TRANSISTORS (Q12, Q13)
105
V+ = +15V, V- = -15V
104
103
102
-55oC
25oC
125oC
101
1
0.1
1.0
10
100
AMPLIFIER BIAS CURRENT (µA)
FIGURE 34. FORWARD TRANSCONDUCTANCE vs
AMPLIFIER BIAS CURRENT
1000
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