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UC3842AL-S08-R PDF预览

UC3842AL-S08-R

更新时间: 2024-02-06 20:41:32
品牌 Logo 应用领域
友顺 - UTC /
页数 文件大小 规格书
9页 97K
描述
CURRENT MODE PWM CONTROL CIRCUITS

UC3842AL-S08-R 技术参数

是否Rohs认证: 符合生命周期:Active
零件包装代码:SOIC包装说明:SOP, SOP8,.25
针数:8Reach Compliance Code:compliant
ECCN代码:EAR99HTS代码:8542.39.00.01
风险等级:5.64Is Samacsys:N
模拟集成电路 - 其他类型:SWITCHING CONTROLLER控制模式:CURRENT-MODE
控制技术:PULSE WIDTH MODULATION最大输入电压:25 V
最小输入电压:11.5 V标称输入电压:15 V
JESD-30 代码:R-PDSO-G8长度:4.92 mm
功能数量:1端子数量:8
最高工作温度:70 °C最低工作温度:
最大输出电流:1 A封装主体材料:PLASTIC/EPOXY
封装代码:SOP封装等效代码:SOP8,.25
封装形状:RECTANGULAR封装形式:SMALL OUTLINE
峰值回流温度(摄氏度):NOT SPECIFIED认证状态:Not Qualified
座面最大高度:1.96 mm子类别:Switching Regulator or Controllers
表面贴装:YES切换器配置:SINGLE
最大切换频率:500 kHz技术:BIPOLAR
温度等级:COMMERCIAL端子形式:GULL WING
端子节距:1.27 mm端子位置:DUAL
处于峰值回流温度下的最长时间:NOT SPECIFIED宽度:3.95 mm
Base Number Matches:1

UC3842AL-S08-R 数据手册

 浏览型号UC3842AL-S08-R的Datasheet PDF文件第3页浏览型号UC3842AL-S08-R的Datasheet PDF文件第4页浏览型号UC3842AL-S08-R的Datasheet PDF文件第5页浏览型号UC3842AL-S08-R的Datasheet PDF文件第6页浏览型号UC3842AL-S08-R的Datasheet PDF文件第8页浏览型号UC3842AL-S08-R的Datasheet PDF文件第9页 
UC3842A/3843A  
LINEAR INTEGRATED CIRCUIT  
SHUTDOWN TECHNIQUES  
1k  
1
8
3
Shutdown  
Shutdown  
To current  
Sense resistor  
Shutdown UTC UC3842A can be accomplished by two methods; either raise pin 3 above 1V or pull Pin 1 below a  
voltage two diode drops above ground. Either method caused the output of PWM comparator to be high(refer to  
block diagram).The PWM latch is reset dominant so that the output will remain low until the next clock cycle after the  
shutdown condition at pins 1 and/or 3 is removed . In one example, an externally latched shut –down may be  
accomplished by adding an SCR which be reset by cycling VCC below the lower UVLO threshold. At this point the  
reference turns off allowing the SCR to reset  
.
UNISONIC TECHNOLOGIES CO., LTD  
7 of 9  
QW-R103-002,D  
www.unisonic.com.tw  

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