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PA94 PDF预览

PA94

更新时间: 2024-01-18 14:34:21
品牌 Logo 应用领域
APEX 运算放大器高压局域网高电压电源
页数 文件大小 规格书
4页 226K
描述
HIGH VOLTAGE POWER OPERATIONAL AMPLIFIERS

PA94 技术参数

是否Rohs认证: 不符合生命周期:Obsolete
包装说明:, SIP(UNSPEC)Reach Compliance Code:unknown
风险等级:5.88放大器类型:OPERATIONAL AMPLIFIER
架构:VOLTAGE-FEEDBACK25C 时的最大偏置电流 (IIB):0.002 µA
频率补偿:YES (AVCL>=100)最大输入失调电压:5000 µV
低-偏置:NO低-失调:NO
微功率:NO功能数量:1
最高工作温度:85 °C最低工作温度:-40 °C
封装主体材料:PLASTIC/EPOXY封装等效代码:SIP(UNSPEC)
功率:YES电源:+-50/+-450 V
可编程功率:NO认证状态:Not Qualified
最小摆率:500 V/us子类别:Operational Amplifiers
最大压摆率:24 mA供电电压上限:450 V
表面贴装:NO技术:HYBRID
温度等级:INDUSTRIAL端子位置:SINGLE
标称均一增益带宽:140000 kHz最小电压增益:50100
宽带:YES

PA94 数据手册

 浏览型号PA94的Datasheet PDF文件第1页浏览型号PA94的Datasheet PDF文件第2页浏览型号PA94的Datasheet PDF文件第4页 
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Tc - Ta  
INTERNAL POWER DISSIPATION AND HEATSINK SELECTION  
RØSA  
=
-0.1°C/W  
PD + PDQ  
With the unique combination of high voltage and speed  
of the PA94, traditional formulas for heatsink selection will  
falsely lower the apparent power handling capability of this  
amplifier. To more accurately predict operating temperatures  
use Power Design1 revision 10 or higher, or use the following  
procedure:  
Find internal dissipation (PD) resulting from driving the  
load. Use Power Design or refer to Apex Applications Note  
1, General Operating Considertaions, paragraph 7. Find total  
quiescent power (PDQ) by multiplying 0.024A by VSS (total  
Where: TC = maximum case temperature allowed  
TA = maximum ambient temperature encountered  
Calculateaheatsinkratingwhichwillmaintainoutputtransistor  
junctions at 150°C or lower.  
TJ - Ta - (PD + PDQOUT) *RØJC  
RØSA  
=
-0.1°C/W  
PD + PDQ  
Where: TJ = maximum junction temperature allowed.  
RØJC = AC or DC thermal resistance from the specification  
table.  
supply voltage). Find output stage quiescent power (PDQOUT  
)
Use the larger heatsink of these two calculations.  
by multiplying 0.00012 by VSS.  
Calculate a heatsink rating which will maintain the case at  
85°C or lower.  
Power Design is an Excel spreadsheet available free from  
www.apexmicrotech.com  
APEX MICROTECHNOLOGY CORPORATION • TELEPHONE (520) 690-8600 • FAX (520) 888-3329 • ORDERS (520) 690-8601 • EMAIL prodlit@apexmicrotech.com  
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