欢迎访问ic37.com |
会员登录 免费注册
发布采购

UC3844 参数 Datasheet PDF下载

UC3844图片预览
型号: UC3844
PDF下载: 下载PDF文件 查看货源
内容描述: CURRENTMODE PWM控制器 [CURRENTMODE PWM CONTROLLER]
分类和应用: 控制器
文件页数/大小: 11 页 / 100 K
品牌: STMICROELECTRONICS [ STMICROELECTRONICS ]
 浏览型号UC3844的Datasheet PDF文件第1页浏览型号UC3844的Datasheet PDF文件第2页浏览型号UC3844的Datasheet PDF文件第3页浏览型号UC3844的Datasheet PDF文件第4页浏览型号UC3844的Datasheet PDF文件第6页浏览型号UC3844的Datasheet PDF文件第7页浏览型号UC3844的Datasheet PDF文件第8页浏览型号UC3844的Datasheet PDF文件第9页  
UC2842/3/4/5-UC3842/3/4/5
Figure 1 :
Error Amp Configuration.
Error amp can source or
sink up to 0.5mA
Figure 2 :
Under Voltage Lockout.
During Under-Voltage Lockout, the output driver is
biased to sink minor amounts of current. Pin 6
should be shunted to groundwith a bleederresistor
Figure 3 :
Current Sense Circuit .
to preventactivating the power switch with extrane-
ous leakage currents.
Peak current (i
s
) is determined by the formula
1.0 V
I
S max
R
S
A small RC filter may be required to suppress switch transients.
5/11