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參數(shù)資料
| 型號(hào)： | CA3020A |
| 廠商： | INTERSIL CORP |
| 元件分類： | 音頻／視頻放大 |
| 英文描述： | 8MHz Power Amps For Military, Industrial and Commercial Equipment |
| 中文描述： | 1 W, 1 CHANNEL, AUDIO AMPLIFIER, MBCY12 |
| 封裝： | METAL CAN-12 |
| 文件頁數(shù)： | 3/9頁 |
| 文件大?。?/td> | 112K |
| 代理商： | CA3020A |
3-3
Typical Performance Data
(Note 3) A heat sink is recommended for high ambient temperature operation.
PARAMETER
SYMBOL
CA3020
CA3020A
UNITS
Power Supply Voltage
V
CC1
V
CC2
I
CC1
I
CC2
I
CC1
I
CC2
PO
9.0
9.0
V
9.0
12.0
V
Zero Signal Current
Differential Amplifier
15
15
mA
Output Amplifier
24
24
mA
Maximum Signal Current
Differential Amplifier
16
16.6
mA
Output Amplifier
125
140
mA
Maximum Power Output at THD = 10%
550
1000
mW
Sensitivity
e
IN
G
P
R
IN
η
35
45
mV
Power Gain
75
75
dB
Input Resistance
55
55
k
Efficiency
45
55
%
Signal-to-Noise Ratio
S/N
70
66
dB
THD at 150mW Level
3.1
3.3
%
Test Signal Frequency from 600
Generator
1000
1000
Hz
Equivalent Collector-to-Collector Load Resistance
R
CC
130
200
NOTE:
3. Refer to Figures 7 through 11 for measurement and symbol information.
Test Circuits and Waveforms
FIGURE 1A. COLLECTOR-TO-EMITTER BREAKDOWN
VOLTAGE (Q
6
AND Q
7
) CIRCUIT
FIGURE 1B. TYPICAL AUDIO AMPLIFIER CIRCUIT UTILIZING
THE CA3020 OR CA3020A AS AN AUDIO
PREAMPLIFIER AND CLASS B POWER AMPLIFIER
FIGURE 1.
1
2
3
4
5
6
7
8
9
10
11
12
V
CC
10mA
V
BR
(CER)
Q
7
CA3020
CA3020A
10mA
V
BR
(CER)
Q
6
1
2
3
4
5
6
7
8
9
11
12
CA3020
CA3020A
10
~
e
IN
3K
1K
510K
5.1K
5
μ
F
6V
5
μ
F
3V
+
0.01
μ
F
+
-
+
-
-
5
μ
F
3V
V
CC1
V
CC2
CA3020, CA3020A
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