参数资料
型号: NE5517NG
厂商: ON Semiconductor
文件页数: 15/15页
文件大小: 0K
描述: IC AMP XCONDUCTANCE DUAL 16-DIP
标准包装: 25
放大器类型: 跨导
电路数: 2
输出类型: 推挽式
转换速率: 50 V/µs
增益带宽积: 2MHz
电流 - 输入偏压: 400nA
电压 - 输入偏移: 400µV
电流 - 电源: 2.6mA
电流 - 输出 / 通道: 650µA
电压 - 电源,单路/双路(±): 4 V ~ 44 V,±2 V ~ 22 V
工作温度: 0°C ~ 70°C
安装类型: 通孔
封装/外壳: 16-DIP(0.300",7.62mm)
供应商设备封装: 16-DIP
包装: 管件
NE5517, NE5517A, AU5517
http://onsemi.com
9
Stereo Amplifier With Gain Control
Figure 24 shows a stereo amplifier with variable gain via
a control input. Excellent tracking of typical 0.3 dB is easy
to achieve. With the potentiometer, RP, the offset can be
adjusted. For AC-coupled amplifiers, the potentiometer
may be replaced with two 510
W resistors.
Modulators
Because the transconductance of an OTA (Operational
Transconductance Amplifier) is directly proportional to IABC,
the amplification of a signal can be controlled easily. The
output current is the product from transconductance
×input
voltage. The circuit is effective up to approximately 200 kHz.
Modulation of 99% is easy to achieve.
4
3
+
NE5517/A
11
+VCC
8
VOUT1
VCC
13
6
14
+
NE5517/A
9
VC
RS
VOUT2
VCC
VIN1
VIN2
RIN
RP
+VCC
RD
1
16
12
RL
+VCC
INT
+VCC
RL
10
IABC
15
RP
+VCC RD
1k
RC
1k
Figure 24. Gain-Controlled Stereo Amplifier
10kW
30kW
10kW
15kW
10kW
5.1kW
VCC
4
6
3
+
NE5517/A
8
RS
VOUT
VCC
VIN1
1
11
+VCC
RL
5
ID
2
RC
VIN2
SIGNAL
IABC
7
CARRIER
INT
+VCC
VOS
Figure 25. Amplitude Modulator
30kW
15kW
1kW
10kW
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