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AD8390A PDF预览

AD8390A

更新时间: 2024-01-22 08:09:02
品牌 Logo 应用领域
亚德诺 - ADI 放大器
页数 文件大小 规格书
12页 387K
描述
Low Power, High Output Current Differential Amplifier

AD8390A 技术参数

是否无铅: 不含铅是否Rohs认证: 符合
生命周期:Obsolete零件包装代码:SSOP
包装说明:HSSOP,针数:16
Reach Compliance Code:compliantECCN代码:EAR99
HTS代码:8542.33.00.01风险等级:5.68
放大器类型:OPERATIONAL AMPLIFIER最大平均偏置电流 (IIB):7 µA
标称共模抑制比:64 dB最大输入失调电压:3000 µV
JESD-30 代码:R-PDSO-G16JESD-609代码:e3
长度:4.9 mm湿度敏感等级:3
负供电电压上限:-13.2 V标称负供电电压 (Vsup):-5 V
功能数量:1端子数量:16
最高工作温度:85 °C最低工作温度:-40 °C
封装主体材料:PLASTIC/EPOXY封装代码:HSSOP
封装形状:RECTANGULAR封装形式:SMALL OUTLINE, HEAT SINK/SLUG, SHRINK PITCH
峰值回流温度(摄氏度):260认证状态:Not Qualified
座面最大高度:1.75 mm标称压摆率:300 V/us
子类别:Operational Amplifier供电电压上限:13.2 V
标称供电电压 (Vsup):5 V表面贴装:YES
温度等级:INDUSTRIAL端子面层:Matte Tin (Sn)
端子形式:GULL WING端子节距:0.635 mm
端子位置:DUAL处于峰值回流温度下的最长时间:40
宽度:3.9 mmBase Number Matches:1

AD8390A 数据手册

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Data Sheet  
AD8390A  
THEORY OF OPERATION  
R
F
VCC  
R
G
INP  
INN  
OUTN  
OUTP  
AD8390A  
+
IN, DM  
INP  
OUTN  
A
V
VCOM  
R
V
L, DM  
OUT, DM  
+
VCC  
56k  
56kΩ  
R
G
C
R
F
VCOM  
OUTP  
Figure 16. Basic Application Circuit  
56kΩ  
VEE  
56kΩ  
The high open-loop gain of the AD8390A and the negative  
feedback minimize the differential and common-mode error  
voltages.  
B
INN  
VEE  
With the differential and common-mode error voltages assumed  
to be 0, the differential-mode gain and input impedance of the  
basic application circuit shown in Figure 16 are as follows:  
Figure 15. Functional Block Diagram  
The AD8390A is a true differential amplifier with common-  
mode feedback. The AD8390A is functionally equivalent to three  
amplifiers, as shown in Figure 15. Amplifier A and Amplifier B  
form a standard dual amplifier in an inverting configuration.  
Amplifier C maintains the common-mode voltage VCOM at  
the output.  
VOUT ,DM  
RF  
RG  
VIN,DM  
RIN,DM 2RG  
With VCOM left unconnected, the outputs are internally biased  
to midsupply. VCOM can be driven externally to set the dc  
output common-mode voltage.  
Rev. B | Page 9 of 12  
 
 
 

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