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參數(shù)資料
| 型號： | CA3078M |
| 廠商： | INTERSIL CORP |
| 元件分類： | 運(yùn)動控制電子 |
| 英文描述： | 2MHz, Micropower Operational Amplifier |
| 中文描述： | OP-AMP, 5000 uV OFFSET-MAX, 2 MHz BAND WIDTH, PDSO8 |
| 封裝： | PLASTIC, MS-012AA, SOIC-8 |
| 文件頁數(shù)： | 9/12頁 |
| 文件大?。?/td> | 152K |
| 代理商： | CA3078M |
9
Supply Volts: V+ = +6, V- = -6
Quiescent Current (I
Q
) = 100
μ
A
Ambient Temperature (T
A
) = 25
o
C
Load Impedance: R
L
= 10k
, C
L
= 100pF
Feedback Resistance (R
F
) = 0.1M
Output Voltage (V
OP-P
) = 10V
R
1
determined for transient response with 10% overshoot on a
100mV output signal (R
1
x C
1
= 2.5 x 10
-6
)
FIGURE 23. SLEW RATE vs CLOSED LOOP GAIN FOR
IQ = 100mA - CA3078
Supply Volts: V+ = +6, V- = -6
Quiescent Current (I
Q
) = 20
μ
A
Ambient Temperature (T
A
) = 25
o
C
Load Impedance: R
L
= 10k
, C
L
= 100pF
Feedback Resistance (R
F
) = 0.1M
Output Voltage (V
OP-P
) = 10V
R
1
determined for transient response with 10% overshoot on a
100mV output signal (R
1
x C
1
= 2 x 10
-6
)
FIGURE 24. SLEW RATE vs CLOSED LOOP GAIN FOR
IQ = 20mA - CA3078A
Supply Volts: V+ = +6, V- = -6
Quiescent Current (I
Q
) = 100
μ
A
Ambient Temperature (T
A
) = 25
o
C
Load Impedance: R
L
= 10k
, C
L
= 100pF
Feedback Resistance (R
F
) = 0.1M
Output Voltage (V
OP-P
) = 100mV
R
1
determined for transient response with 10% overshoot on a
100mV output signal (R
1
x C
1
= 2.5 x 10
-6
)
FIGURE 25. PHASE COMPENSATION CAPACITANCE vs
CLOSED LOOP GAIN - CA3078
Supply Volts: V+ = +6, V- = -6
Quiescent Current (I
Q
) = 20
μ
A
Ambient Temperature (T
A
) = 25
o
C
Load Impedance: R
L
= 10k
, C
L
= 100pF
Feedback Resistance (R
F
) = 0.1M
Output Voltage (V
OP-P
) = 100mV
R
1
determined for transient response with 10% overshoot on a
100mV output signal (R
1
x C
1
= 2 x 10
-6
)
FIGURE 26. PHASE COMPENSATION CAPACITANCE vs
CLOSED LOOP GAIN - CA3078A
Typical Performance Curves
(Continued)
90
80
70
CLOSED LOOP NON-INVERTING VOLTAGE GAIN (dB)
60
50
40
30
20
10
0
90
80
70
60
50
40
29.7
19.1
6
CLOSED LOOP INVERTING VOLTAGE GAIN (dB)
1.5
1.25
1
0.75
0.5
0.25
0
S
μ
s
RESISTOR-CAPACITOR
COMPENSATION
(R
1
- C
1
BETWEEN
TERMINALS 1 AND 8)
CAPACITOR
COMPENSATION
(BETWEEN
TERMINALS 1 AND 8)
90
80
70
CLOSED LOOP NON-INVERTING VOLTAGE GAIN (dB)
60
50
40
30
20
10
0
90
80
70
60
50
40
29.7
19.1
6
CLOSED LOOP INVERTING VOLTAGE GAIN (dB)
0.6
0.5
0.4
0.3
0.2
0.1
0
S
μ
s
RESISTOR-CAPACITOR
COMPENSATION
(R
- C
BETWEEN
TERMINALS 1 AND 8)
CAPACITOR
COMPENSATION
(BETWEEN
TERMINALS 1 AND 8)
90
80
70
CLOSED LOOP NON-INVERTING VOLTAGE GAIN (dB)
60
50
40
30
20
10
0
90
80
70
60
50
40
29.7
19.1
6
CLOSED LOOP INVERTING VOLTAGE GAIN (dB)
P
CAPACITOR
COMPENSATION
(BETWEEN
TERMINALS 1 AND 8)
RESISTOR-CAPACITOR
COMPENSATION
(R
1
- C
1
BETWEEN
TERMINALS 1 AND 8)
1000
100
10
1
90
80
70
CLOSED LOOP NON-INVERTING VOLTAGE GAIN (dB)
60
50
40
30
20
10
0
90
80
70
60
50
40
29.7
19.1
6
CLOSED LOOP INVERTING VOLTAGE GAIN (dB)
P
1000
100
10
1
CAPACITOR
COMPENSATION
(BETWEEN
TERMINALS 1 AND 8)
RESISTOR-CAPACITOR
COMPENSATION
(R
1
- C
1
BETWEEN
TERMINALS 1 AND 8)
CA3078, CA3078A
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